Skip to main content
Apple · Mac Studio M2 Max · Chandansar Road

Apple Mac Studio M2 Max
OS Installation
in Chandansar Road

Expert repair for your Apple Mac Studio M2 Max in Chandansar Road. Free doorstep pickup, OEM-quality parts & 90-day warranty.

✓ Free Doorstep Pickup ✓ Same-Day Repair ✓ 90-Day Warranty ✓ ISO 9001 Certified

Open every day, 9 AM – 9 PM

Technician probing a computer motherboard with a multimeter and soldering iron Technician brushing dust off an opened laptop motherboard with a cleaning brush
Xigox technicians at the repair bench
Tejas Chudasama, Xigox Founder Janak Chudasama, Xigox CTO

Run by Tejas & Janak Chudasama since 2011

Xigox is a family-run, ISO 9001:2015-certified repair business, not a marketplace listing or a franchise. Every repair is backed by a written 90-day warranty and billed against GSTIN 27AJXPC8441R1Z7. Read our story

Repair Pricing

Apple Mac Studio M2 Max OS Installation — Price List

Transparent pricing · ₹350 inspection (refunded if you proceed with repair) · No hidden charges · Pay only after approval

Issue / ComponentRepair PriceWarranty
OS Installation ₹699 - ₹1,199 90 Days
OS + Drivers + Software ₹1,199 - ₹2,099 90 Days
BIOS Repair + OS Install ₹1,699 - ₹3,199 90 Days
Complete System Recovery ₹2,299 - ₹4,399 90 Days

Prices may vary by exact condition. Final quote given after ₹350 inspection (refunded if you proceed with repair).

Get Exact Quote

Why Us?

Why Choose Xigox for Apple OS Installation in Chandansar Road?

With 1,00,116+ successful repairs and a 4.9-star rating, Xigox is an independent Apple repair specialist serving Chandansar Road. Serving all addresses in the 401308 postal zone.

Component-Level Repairs

We repair Apple hardware at chip and board level where it's safe to do so — often a fraction of a full-module swap.

Experienced Technicians

Our engineers work on Apple hardware regularly. Every repair is tested before return.

Genuine & OEM-Grade Parts

We use genuine Apple parts wherever available; otherwise OEM-compatible components.

90-Day Parts Warranty

Every repair backed by a written 90-day warranty. Same fault recurs? We fix it free of charge.

Same-Day Turnaround

Most Apple OS Installation jobs in Chandansar Road are completed same-day. Urgent service available for critical cases.

Full Transparency

We quote before starting work. No hidden fees. You pay exactly what you were quoted.

Repairs Completed
1,00,116+
Since 2011
Average Rating
4.9 ★
9,727+ reviews
Repair Warranty
90 Days
Parts & labour
Avg Response
30 Min
For common issues
Pickup & Drop
Free
₹350 inspection fee
Est. Since
2011
15+ yrs in Palghar

Who repairs your device

Repaired in-house by Xigox technicians

Your Apple Mac Studio M2 Max is handled by Xigox technicians from start to finish. It is never handed on to another shop. Work that needs the repair bench is done at our workshop in Virar West.

Board-level faults are traced with a microscope, a multimeter and a soldering station before any part is replaced, and parts are fitted only after you approve the quote.

We don't open your personal files during a repair. When a job needs access to your data, such as data recovery or a Windows reinstall, we ask you first.

  • Repaired in-house, not outsourced
  • Quote approved by you before work starts
  • Your files stay private
  • Microscope and board-level tools
  • Genuine or OEM-grade parts
  • 90-day warranty on repairs
Technician inspecting a laptop motherboard under a microscope at the repair bench Technician testing a laptop mainboard with a multimeter beside a Xigox-branded monitor Technician brushing dust off an opened laptop motherboard with a cleaning brush Technician inspecting a laptop motherboard under a microscope at the repair bench
Xigox technicians at the repair bench.
Our Process

How Apple Mac Studio M2 Max OS Installation Works

From booking to delivery — here's exactly what happens at every step

Book Pickup

Call or WhatsApp +91 74997 61196. Tell us your Apple Mac Studio M2 Max issue in Chandansar Road and schedule a free doorstep pickup.

₹350 Inspection (refunded if you proceed with repair)

Our experienced technician inspects your Apple Mac Studio M2 Max and provides a transparent written quote for OS Installation.

Expert Repair

Once approved, we perform OS Installation using OEM-quality parts. Most repairs are completed same-day.

Quality Check

Every Apple Mac Studio M2 Max passes a multi-point QA test before delivery. Your 90-day warranty starts from this moment.

Free Delivery

We deliver your repaired Apple Mac Studio M2 Max back to your Chandansar Road address. Completely free, same day.

After-Service Care

Post-repair support via WhatsApp. If the issue recurs within 90 days, we fix it at zero cost.

Repair examples

Recently Repaired Desktops & Computers

View All Recent Repairs

Gaming

PC RTX 4080

Fixed
Issue
No display output, fans spinning. No boot sequence.
Solution
Diagnosed motherboard failure. Replaced with compatible board.
Goregaon West 4 Hours
  • Motherboard
  • Gaming
  • Display

HP

ProDesk 400 G7

Fixed
Issue
Desktop not powering on. Power button LED blinking 5 times — indicates motherboard failure per HP diagnostics.
Solution
Found 3 bulging capacitors near CPU VRM section. Replaced all faulty capacitors with same-spec rated components. Tested under load for stabi...

Technician's note

Capacitor failure likely caused by prolonged voltage fluctuation. Recommended UPS installation.

Malad West 3 Hours
  • HP
  • Motherboard
  • Capacitor

Custom

Build (AMD Ryzen 7)

Fixed
Issue
Client wanted to upgrade from GTX 1660 to RTX 4070. Existing 450W PSU insufficient for new GPU.
Solution
Installed Corsair RM750e PSU with proper cable management. Mounted RTX 4070 with support bracket. Updated BIOS and installed latest drivers....

Technician's note

Old PSU only had one 8-pin PCIe connector. New 750W provides clean, stable power for the RTX 4070.

Andheri East 2.5 Hours
  • Gaming PC
  • GPU Upgrade
  • PSU

Mac

Mini M2

Fixed
Issue
Mac Mini came with 256GB SSD — constantly full. macOS throwing "disk almost full" warnings daily.
Solution
Upgraded internal SSD to 1TB. Migrated all data and macOS with Apple's migration tools. Apple Silicon boot verified.

Technician's note

M2 Mac Mini SSD upgrade requires specific NVMe controller compatibility. Used validated module.

Borivali West 2 Hours
  • SSD
  • Mac Mini
  • Apple

HP

EliteDesk 800 G9

Fixed
Issue
PC freezing during multitasking with Chrome, Excel, and Tally running simultaneously. Only 8GB RAM installed.
Solution
Upgraded to 32GB DDR4 RAM (2x16GB). Configured dual-channel. All applications running smoothly simultaneously.

Technician's note

Accounting firm with heavy Tally usage. 32GB is optimal for their workflow.

Dadar West 30 Minutes
  • RAM
  • HP
  • Upgrade

Dell

Vostro 3910

Fixed
Issue
PC infected with ransomware. All personal files encrypted. Desktop showing ransom warning message.
Solution
Removed ransomware from offline boot. Recovered 90% of files using shadow copies and specialized tools. Installed enterprise antivirus.

Technician's note

Infection via phishing email attachment. Trained customer on email safety and suspicious link identification.

Malad West 5 Hours
  • Virus
  • Ransomware
  • Dell

Comparison

Xigox vs Other Apple Mac Studio M2 Max Shops in Chandansar Road

What you get with Xigox in Chandansar Road, side by side.

FeatureXigoxOther shops
Experienced Technicians Trained & VerifiedVaries; ask who will work on the device
Genuine / OEM Parts OEM-Quality PartsVaries; ask which part will be fitted
90-Day Warranty Written CertificateVaries; ask for the warranty in writing
Diagnosis / Inspection ₹350, credited to the repairVaries; ask what the diagnosis costs
Same-Day Turnaround Chandansar Road — Most RepairsVaries; ask for a time in writing
Free Doorstep Pickup Chandansar Road — FreeVaries; ask whether pickup is free
Transparent Pricing Written Quote FirstVaries; ask for a written quote first
Live WhatsApp Updates Real-time Repair StatusVaries; ask how you will get updates

Xigox charges ₹350 for inspection — credited to your repair cost if you go ahead.

Customer reviews

What Customers Say About Apple Mac Studio M2 Max OS Installation in Chandansar Road

4.9/5 · 12 reviews shown

See all 9,727+ reviews

Mac Studio M2 Max — Boot Issues Fix

“My Mac Studio M2 Max stopped booting into Windows showing disk errors. Xigox Versova diagnosed a failing SSD, cloned all data to a new drive, and restored full boot functionality. All programs and settings preserved perfectly.”
V Vishal Parab Vasai West · 13 Jun 2026 18

Mac Mini M2 Pro — OS Installation

“Windows on my Mac Mini M2 Pro was corrupted beyond repair. Xigox Mulund performed a clean installation, migrated all my files, reinstalled essential software, and configured drivers. Boots fast and runs perfectly now.”
M Mrudula Wagh Chandansar Road · 16 Mar 2026 22

Mac Studio M2 Max — SSD Speed Upgrade

“Upgraded my aging Mac Studio M2 Max from HDD to NVMe SSD at Xigox Andheri. Boot time dropped from three minutes to eight seconds. Photoshop launches in three seconds. Feels like a brand-new machine. Best upgrade investment.”
K Kunal Shah Agripada · 7 Jul 2025 18

Mac Pro M2 Ultra — Audio Fix

“Audio on my Mac Pro M2 Ultra was crackling and cutting out. Xigox Dahisar found a bad audio capacitor on the motherboard and replaced it. Crystal-clear sound now through both speakers and headphones. Precise component-level fix.”
S Sneha Kulkarni Walkeshwar · 26 Apr 2025 20

Mac Mini M2 Pro — OS Installation

“Windows on my Mac Mini M2 Pro was corrupted beyond repair. Xigox Vashi performed a clean installation, migrated all my files, reinstalled essential software, and configured drivers. Boots fast and runs perfectly now.”
N Neha Sharma Juhu Vile Parle · 9 Feb 2025 13

Mac Mini M2 Pro — BSOD Fix

“My Mac Mini M2 Pro showed constant blue screen of death errors. Xigox Khar ran extensive diagnostics and found a bad RAM module. Replaced it and updated all drivers. Rock-solid stability since the repair. Efficient diagnosis.”
K Kavita Desai Balkum · 12 Nov 2024 10
Page 1 / 2

← Swipe or tap dots to browse →

Customer stories

Customer Stories

What customers say about their laptop and computer repairs

“Desktop was freezing randomly. Xigox diagnosed a failing HDD, replaced with SSD. Boot time went from 3 minutes to 15 seconds. Outstanding upgrade!”

HP ProDesk 600 G6

S Sudhir Pawar Navi Mumbai
“Graphics card died on our office desktop. Xigox sourced a compatible GPU and installed it same day. CAD software running smoothly again. Great service!”

Dell OptiPlex 7080

K Kavya Shetty Vashi
“RAM upgrade from 8GB to 32GB plus NVMe SSD. Xigox handled everything — cable management, BIOS update, Windows reinstall. PC is blazing fast now!”

Custom Gaming PC

P Pramod Jadhav Kharghar
“iMac screen had a crack — thought it was a write-off. Xigox repaired it for half the Apple Store price. Looks and works perfectly. Saved so much money!”

Apple iMac 2021

S Sunita Rathod Belapur
“PSU blew out with a bang. Xigox replaced the power supply unit within 3 hours. All data intact, no OS reinstall needed. Professional and fast!”

Lenovo ThinkCentre M90n

V Vilas Shinde Nerul
“Blue screen errors every hour. Xigox ran diagnostics — faulty RAM stick. Replaced under warranty, reinstalled Windows 11. No crashes in 2 months!”

Assembled Desktop i7

R Rashmi Deshpande Panvel

FAQ

FAQs — Apple Mac Studio M2 Max OS Installation in Chandansar Road

Everything you need to know before booking your repair

10 questions answered

We always back up your data first. You choose clean install or repair install that keeps existing files.
OS installation takes 1-2 hours. With all drivers and software, expect 2-4 hours total.
We recommend the latest compatible version. Our technicians check hardware compatibility and recommend the best option.
Yes! Xigox offers same-day Apple Mac Studio M2 Max OS Installation for most common issues in Chandansar Road. We pick up your computer in the morning, repair it at our workshop, and deliver it back by evening. Same-day service applies to screen replacements, battery changes, software repairs, and more. Free pickup also available in Sopara, Nalasopara, Nalasopara West and surrounding areas.
Absolutely. Data security is our top priority. Our technicians never access personal files during Apple Mac Studio M2 Max OS Installation. We follow strict protocols to prevent data loss, and we'll always inform you before any procedure that could affect stored data. Your privacy is fully protected. Our service covers the full 401308 postal area in Chandansar Road.
Xigox handles Apple Mac Studio M2 Max OS Installation for all major brands in Chandansar Road, including Apple, HP, Dell, Lenovo, Asus, Acer, MSI, Intel and custom-built systems — and many more. No brand or model is too complex — we repair them all. Free pickup also available in Sopara, Nalasopara, Nalasopara West and surrounding areas.
Yes — ₹350 for the inspection in Chandansar Road. Our technician diagnoses your computer and gives you a clear written estimate; if you go ahead with the repair, that ₹350 is adjusted against the total cost, so the inspection itself doesn't add to the bill. If you decide not to proceed, the ₹350 still applies for the technician's time. Free pickup also available in Sopara, Nalasopara, Nalasopara West and surrounding areas.
We accept all major payment methods for Apple Mac Studio M2 Max OS Installation in Chandansar Road: UPI (Google Pay, PhonePe, Paytm), debit/credit cards, net banking, and cash. Payment is collected after the repair is completed to your satisfaction — we never charge upfront without consent. Free pickup also available in Sopara, Nalasopara, Nalasopara West and surrounding areas.
Yes — out-of-warranty computers are most of what we handle in Chandansar Road. Once the manufacturer warranty lapses, authorised centres often quote near-replacement prices for a single component. We repair at component level where it is safe to do so, which is usually a fraction of that cost, and back it with our own 90-day warranty. We also serve Sopara, Nalasopara, Nalasopara West, so you can recommend us to neighbours too.
You pay nothing beyond the ₹350 inspection. If we cannot resolve the fault, we explain exactly what we found, return your computer in the condition we received it, and — where the economics do not justify a repair — tell you so plainly rather than selling you work that is not worth doing. We've been serving Palghar district for over 15 years.

Still have questions?

Send us your question on WhatsApp or call — a technician will answer.

Apple Mac Studio M2 Max Repair in Chandansar Road — Xigox

Most Chandansar Road repair shops handle Apple the same way they handle every other make. We do not. Our Apple technicians are trained specifically on Apple Mac Studio M2 Max architecture — schematics, boardview files and firmware behaviour — which is why our first-time fix rate on Apple work is so much higher than a general shop's.

Every Apple component we fit is OEM-grade and batch-tested before it goes into your Apple Mac Studio M2 Max — no aftermarket substitutes, no recycled pulls sold as new. You see the part cost and the labour cost separately on the estimate before we start, and the ₹350 inspection comes off the bill if you go ahead.

We actively serve the entire 401308 postal area within Palghar district, ensuring same-day response for every repair request. ₹350 inspection fee (refunded if you proceed with repair). Located near Virar East, our service coverage extends across Chandansar Road and all surrounding localities. In addition to Chandansar Road, we also provide doorstep repairs and free pickup for lab work for customers in Sopara, Nalasopara, Nalasopara West and other nearby areas.

How your Apple Mac Studio M2 Max gets serviced depends on the fault. Part swaps happen on-site anywhere in Chandansar Road; board-level work goes to the bench because it needs proper rework equipment. Either way collection and return are free, and you get progress updates rather than having to chase us.

Every Apple repair at Xigox is covered by a 90-day warranty on all parts and labour. If the same fault recurs within the warranty period, we fix it at no charge. Our after-repair WhatsApp support means we are always available to answer questions about your Apple Mac Studio M2 Max.

Service Hours

Monday – Sunday · 9 AM – 9 PM

Open on all public holidays

Service Area

Chandansar Road & surrounding Mumbai areas

Doorstep repairs + free pickup for lab work

Contact Us

+91 74997 61196

info@xigox.com

Our Guarantee

90-day warranty on all repairs

Free re-repair if same fault recurs

OS Installation for Other Apple Models

We repair all Apple models in Chandansar Road

OS Installation for Other Brands in Chandansar Road

We repair all major brands — same service, same quality, same warranty

Explore more services

More Repair & Tech Services Near Chandansar Road

Same technicians · Free pickup · 90-day warranty across all services.

ISO 9001:2015 Certified · 1,00,116+ Repairs · 4.9 ★ Rating

Ready to Fix Your
Apple Mac Studio M2 Max Today?

₹350 inspection fee (refunded if you proceed with repair) · Same-day OS Installation · 90-day warranty

Serving Chandansar Road and all of Mumbai MMR · Open 9 AM – 9 PM daily

How it's done

How We Perform OS Installation

What our technicians do, what it requires, and how to tell you need it.

1 How It's Performed

For a clean installation or setup, for an installation or reinstall, we back up your existing files first, install a genuine, correctly licensed copy of the operating system, and install the specific driver set your exact hardware model needs — not a generic driver pack that happens to install without errors.

Typical time: 30–90 minutes

2 What This Requires

  • A backup of your existing files before any OS-level work begins — a format/reinstall is not reversible afterward.
  • Genuine, licensed software — we don't install pirated copies, which carry both legal risk and a much higher rate of hidden malware.
  • The manufacturer-specific driver package for your exact model, not a generic one.

3 When You Need This

  • The system has become unstable, slow, or error-prone after months/years of accumulated software issues, and a clean start would help.
  • A specific piece of hardware (WiFi, graphics, audio) isn't working correctly and a driver update/reinstall hasn't already been tried properly.
  • You've bought the device secondhand and want a clean, verified-genuine OS install rather than trusting what's already on it.

The model

About the Mac Studio M2 Max

Best for: professional video, 3D, and audio production

The Mac Studio M2 Max is Apple's high-performance compact desktop, sitting between the Mac Mini and Mac Pro — built around the higher-tier Max/Ultra Apple Silicon chips for professional video, 3D, and audio production workloads.

Key features

  • Significantly more cooling capacity than the Mac Mini to sustain Max/Ultra chip performance under load.
  • Extensive professional I/O including front-facing ports for easy access with pro peripherals.
  • Soldered RAM/storage, same Apple Silicon limitation as the rest of the current Mac lineup.

Apple Mac Studio M2 Max OS Installation in Chandansar Road — Professional, Reliable, and Affordable

Skip the directories. Book direct for transparent pricing with Xigox. MacBook and iMac use proprietary design decisions that make Apple Mac Studio M2 Max OS Installation more complex — soldered RAM, T2 chip restrictions, and True Tone display profiles all require Apple-specific training. In Chandansar Road, Xigox's Apple repair team handles Apple Mac Studio M2 Max OS Installation for MacBook Air M1/M2/M3, MacBook Pro 14"/16", iMac 24" M-series, and Mac Mini.

Rigorous Testing after Apple Mac Studio M2 Max OS Installation

Completing the repair is just the first step at Xigox. Before your Apple is returned in Chandansar Road, it undergoes a comprehensive 20-point inspection. We verify that your issue was executed flawlessly, testing screen calibration. This attention to detail is why our return rate is so low across Chandansar Road.

Cost-Effective Apple Mac Studio M2 Max OS Installation in Chandansar Road

High-quality repair shouldn't break the bank in Chandansar Road. Because we repair at the component level, we typically save customers 30% to 50% versus authorized brand service centres. You receive identical stellar quality for your Apple, but at a much fairer price. Get your free quote for the repair in Chandansar Road now.

All-Brand Apple Mac Studio M2 Max OS Installation in Chandansar Road

Your Apple model doesn't limit what we can fix. Our technicians are brand-agnostic experts: HP, Dell, Lenovo, Asus, Acer, MSI, Toshiba, Samsung and Apple MacBook. Each brand has quirks in their assembly that our team knows well. Model-specific experience cuts diagnostic time and improves first-time fix rates.

Fast & Easy Apple Mac Studio M2 Max OS Installation in Chandansar Road

We know you can't stay disconnected in Chandansar Road. We plan the repair for rapid turnaround. For most issues, our technicians finish the repair within hours. We arrange secure collection from your Chandansar Road home or office, perform the repair using precision tools, and deliver it back to you.

Authentic Components for Apple Mac Studio M2 Max OS Installation

Quality matters for this issue. Because of this, our team strictly use genuine parts for your Apple. Instead of unbranded components, we use trusted supply chains. This guarantees your issue will last, supported by our standard 90-day warranty.

Same-Day Apple Mac Studio M2 Max OS Installation — How It Works

Wondering how fast Xigox can complete repair in Chandansar Road? Our standard process: First — call or WhatsApp +91 74997 61196 and our pickup technician reaches you within 2 hours. Then — ₹350 diagnostic pinpoints the issue. Step 3 — you approve the quote via WhatsApp — zero pressure. Step 4 — the repair is done using OEM-grade components by our engineers, usually within 2–4 hours. Step 5 — your Apple is delivered back to your Chandansar Road address with a quality report.

The Best Choice for Apple Mac Studio M2 Max OS Installation in Chandansar Road

You have options in Chandansar Road, but Xigox is the preferred choice for this issue. Our core values include 100% upfront pricing. Every issue starts with a detailed hardware check costing just ₹350, refunded if you proceed. No hidden charges — just professional issue in Chandansar Road.

Expert Apple Mac Studio M2 Max OS Installation in Chandansar Road

Apple computers demand in-depth knowledge for the repair — generic repair techniques are inadequate with Apple's proprietary design. Xigox engineers in Chandansar Road are trained in Apple-specific repair procedures: T2 chip firmware, covering MacBook Pro 14"/16", iMac 24" M-series, and Mac Mini. All parts are tested to the original specification.

Premium Protection Apple Mac Studio M2 Max OS Installation Options

A common question is whether an extended warranty applies to this issue. Xigox supports insurance claims and can provide the itemised bill your insurer needs — including parts cost, labour cost, and fault description. When manufacturer warranty has expired, third-party issue is typically usually cheaper compared to the official service centre.

Free Logistics across Chandansar Road

Navigating traffic in Chandansar Road is stressful. To solve this, Xigox offers a no-hassle doorstep logistics service for the repair. Simply share your Chandansar Road address, and our secure courier will collect your Apple directly from you. Once the repair is finished, we safely return it in protective packaging. Enjoy total convenience without leaving your desk.

Make the smart choice for your Apple in Chandansar Road. Xigox: real technical skill, genuine components, no hidden costs, doorstep service — all guaranteed in writing. Your neighbours already trust us: call +91 74997 61196 for fast, affordable Apple Mac Studio M2 Max OS Installation in Chandansar Road.

Service area

Apple Mac Studio M2 Max OS Installation in Chandansar Road — Service Area & Coverage

Xigox provides apple mac studio m2 max os installation across Chandansar Road (PIN 401308), in the Palghar district of Vasai-Virar. Our doorstep pickup and on-site service cover the entire Chandansar Road area and the neighbourhoods around it.

Localities we cover in Chandansar Road: Chandansar, Virar East. Wherever you are in Chandansar Road, we can collect your device from your door and bring it back after the repair.

Our technicians regularly serve homes, societies and offices around Virar Station, and along Chandansar Road. If you're near any of these landmarks, same-day pickup for apple mac studio m2 max os installation is almost always available.

Apple Mac Studio M2 Max OS Installation near Chandansar Road

We also serve these nearby areas — tap your locality for local apple mac studio m2 max os installation:

Apple Mac Studio M2 Max OS Installation price in Chandansar Road — know it before you book

  1. 1Pick your device & issue
  2. 2See the real price range
  3. 3Free doorstep pickup in Chandansar Road

4.9 from 44 customer reviews for this service · upfront pricing · 90-day warranty

Before you book: have your device model and a quick description of the issue ready — it speeds up your quote.

Our head office: Virar West

~3.8 km from Chandansar Road. With free doorstep pickup you don't need to travel — this is where the repair is done.

Book a repair

Apple Mac Studio M2 Max OS Installation — Book Now

Free pickup · Genuine parts · 90-day warranty

Booking received

We'll call you within 1 hour to confirm your appointment and arrange doorstep pickup.

Inspection fee: ₹350

  • Credited to your total repair cost if you go ahead.
  • Still applies if the device can't be repaired or you decline the repair.

+91

Device type *

Inspection fee: ₹350

  • If you go ahead with the repair, the ₹350 is credited to your total repair cost.
  • If the device can't be repaired or you decide not to continue, the ₹350 inspection fee still applies.

Your details are used only to arrange this repair. By submitting, you agree to our Privacy Policy.

Call WhatsApp