Skip to main content
Toshiba · Dynabook Satellite Pro · Vakola

Toshiba Dynabook Satellite Pro
Laptop Audio Not Working
in Vakola

Expert diagnosis and repair for Laptop Audio Not Working on your Toshiba Dynabook Satellite Pro in Vakola. Free doorstep pickup, genuine parts & 90-day warranty.

✓ ₹350 Inspection (refunded if you proceed with repair) ✓ Free Doorstep Pickup ✓ Same-Day Repair ✓ 90-Day Warranty

Open 9 AM – 9 PM · 7 days · ₹350 inspection fee (refunded if you proceed with repair)

Technician brushing dust off an opened laptop motherboard with a cleaning brush Technician testing a laptop mainboard with a multimeter beside a Xigox-branded monitor
Xigox technicians at the repair bench
Symptom Checker

Does Your Toshiba Dynabook Satellite Pro Show These Signs?

Common indicators of Laptop Audio Not Working on Toshiba Dynabook Satellite Pro. Recognise 2 or more? Your laptop or computer needs professional attention.

Laptop clearly shows signs of Laptop Audio Not Working

Normal laptop performance significantly impacted

Issue worsening with continued use over time

Standard troubleshooting has not resolved it

Laptop unreliable for daily work or personal use

Risk of further hardware damage if left unrepaired

Don't Ignore Laptop Audio Not Working

Unresolved hardware problems worsen over time and can cause secondary damage — increasing repair cost significantly.

Book Inspection (₹350)

Toshiba Dynabook Satellite Pro Laptop Audio Not Working in Vakola — Comprehensive Guide

Skip the directories. Book direct for transparent pricing with Xigox. Seeking professional Laptop Audio Not Working in Vakola? Xigox is here to help. At Xigox, our trained technicians deliver high-quality Laptop Audio Not Working for residents and businesses in Vakola. We understand how frustrating a broken Toshiba Dynabook Satellite Pro can be, so we offer same-day pickup and drop in Vakola.

OEM-Grade Solutions for Laptop Audio Not Working

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

Privacy Guaranteed for Laptop Audio Not Working

Your private information is fully protected during your repair. Residents across Vakola rely on Xigox because we follow strict data privacy protocols. During the repair, your photos, emails, and passwords are completely secure. In cases where OS reinstallation is required, we will always inform you first.

Affordable Laptop Audio Not Working for Students & Educators

Are you a student in Vakola? We know that a reliable Toshiba Dynabook Satellite Pro is critical for online classes. You get a written quote for this issue before any work starts, and our technicians suggest the lowest-cost fix that will last, such as a part repair instead of a full replacement. Mention your exam or submission date when you book and we plan the job around it. Stop letting hardware problems disrupt your studies — contact us for student-friendly this issue.

Post-Repair Quality Check after Laptop Audio Not Working

Fixing the immediate problem is only half the job at Xigox. Before your Toshiba Dynabook Satellite Pro is returned in Vakola, it must pass a rigorous full-system quality check. Our team ensures that the repair was 100% successful, checking wi-fi connectivity. This level of testing is the reason for our 4.9★ rating across Vakola.

Sustainable Laptop Audio Not Working Practices in Vakola

At Xigox, we care about the environment in Vakola. Instead of throwing away your damaged Toshiba Dynabook Satellite Pro, our professional issue gives it a second life. We responsibly recycle e-waste in line with e-waste rules. By choosing our workshop, you help protect the planet.

Upfront Diagnosis in Vakola

Uncertain about the issue with your Toshiba Dynabook Satellite Pro? Prior to starting any repair, Xigox performs a thorough diagnostic check. The ₹350 inspection fee, it is 100% refunded if you proceed with the repair. Our local experts will show you the broken part in plain English so you can make an informed decision.

Serving Vakola Homes & Offices

We repair devices for homes, offices and colleges across Vakola book us with free pickup and drop. You get a written quote before any work, OEM-grade parts and a 90-day warranty, whether it is one laptop or an office fleet. When you choose Xigox for this issue in Vakola, you get the same service and warranty as every other customer.

Affordable Laptop Audio Not Working in Vakola

Premium repair shouldn't break the bank in Vakola. 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 Toshiba Dynabook Satellite Pro, but at a much fairer price. Get your free quote for the repair in Vakola now.

Urgent Laptop Audio Not Working Now

Can't wait 48 hours? We provide emergency this issue in Vakola for time-sensitive situations. Whether you have a presentation tomorrow and your Toshiba Dynabook Satellite Pro just stopped working, our priority service guarantees your Toshiba Dynabook Satellite Pro is repaired within 4–6 hours. Priority repairs are available 7 days a week in Vakola. Simply mention 'URGENT' when booking and we'll prioritise your issue immediately.

After-Repair Care for Laptop Audio Not Working

Xigox's responsibility extends beyond the repair itself. Our support line is available daily via call or message. If you notice anything unusual in the post-repair period, just reach out and we dispatch a technician immediately. This promise is why Vakola customers choose Xigox again and again.

Time is money in Vakola. This is why we offer a hassle-free repair experience that just works. No surprise charges — just genuine Laptop Audio Not Working at a fair price. Call +91 74997 61196 to book your free Vakola pickup.

Root Cause Analysis

What Causes Laptop Audio Not Working on Toshiba Dynabook Satellite Pro?

Understanding the root cause helps our engineers perform a precise, lasting repair — not just a temporary patch.

Physical Damage

Accidental drops, pressure or impact causing mechanical damage to internal components.

Liquid Exposure

Water, beverages or humidity causing short circuits or corrosion on circuit boards.

Normal Wear & Tear

Components degrade naturally with regular use — batteries, connectors and hinges are most affected.

Manufacturing Defect

Factory faults that surface after the warranty period in certain production batches.

Cost Estimate

Repair Cost for Toshiba Dynabook Satellite Pro Laptop Audio Not Working

Transparent pricing · ₹350 inspection fee (refunded if you proceed with repair) first · Pay only after approval

Repair TypeEstimated CostWarranty
Basic Driver Installation ₹350 - ₹649 90 Days
Diagnosis & Basic Repair ₹499 - ₹999 90 Days
Diagnosis & Basic Repair ₹499 - ₹999 90 Days
Complete Driver Package ₹699 - ₹1,199 90 Days
Audio & Speaker Repair — Basic fix ₹999 90 Days
Standard Component Repair ₹999 - ₹2,499 90 Days

Inspection fee ₹350 — refunded if you proceed with repair. No work starts without your approval.

Get Exact Quote

Why Us?

Why Choose Xigox for Toshiba Laptop Audio Not Working in Vakola?

With 1,00,082+ successful repairs and a 4.9-star rating, Xigox is an independent Toshiba repair specialist serving Vakola. Conveniently located near Vakola Pipeline Road.

No Fix, No Repair Fee

If we cannot resolve your Toshiba Laptop Audio Not Working issue, you pay nothing beyond the inspection fee.

Component-Level Repairs

We repair Toshiba 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 Toshiba hardware regularly. Every repair is tested before return.

Genuine & OEM-Grade Parts

We use genuine Toshiba 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 Toshiba Laptop Audio Not Working jobs in Vakola are completed same-day. Urgent service available for critical cases.

Repairs Completed
1,00,082+
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 Mumbai Suburban

Who repairs your device

Repaired in-house by Xigox technicians

Your Toshiba Dynabook Satellite Pro 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 We Fix Toshiba Dynabook Satellite Pro Laptop Audio Not Working

A transparent, step-by-step process from booking to delivery — nothing hidden

Describe Your Issue

Call or WhatsApp +91 74997 61196. Tell us about the Laptop Audio Not Working on your Toshiba Dynabook Satellite Pro in Vakola — no technical jargon required.

Free Doorstep Pickup

We dispatch an experienced technician to your Vakola address. Free pickup — no travel, no hassle, no waiting at a service centre.

Expert Diagnosis

Your Toshiba Dynabook Satellite Pro is inspected by a specialist. We identify the root cause of the Laptop Audio Not Working and provide a written quote — zero obligation.

Approved Repair

Once you approve the quote, we fix the Laptop Audio Not Working using OEM-grade parts. No work starts without your explicit consent.

12-Point QA Check

Every repaired Toshiba Dynabook Satellite Pro passes a rigorous 12-point quality assurance checklist. We verify the Laptop Audio Not Working is fully and permanently resolved.

Delivery + 90-Day Warranty

Your Toshiba Dynabook Satellite Pro is returned to your Vakola address with a written 90-day warranty certificate. Same fault recurs? Fixed free.

Repair examples

Recently Repaired Laptops

View All Recent Repairs

Lenovo

ThinkPad E14

Fixed
Issue
Multiple keys not responding after tea spill. Keyboard backlight also stopped working.
Solution
Replaced full keyboard module with backlit variant. Cleaned internal membrane and tested all keys.

Technician's note

Tea had corroded the membrane. Internal components were safe from further damage.

Thane West 1.5 Hours
  • Keyboard
  • Lenovo
  • Spill

HP

Pavilion 14

Fixed
Issue
Battery swollen causing trackpad to push up. Laptop only running 20 minutes on battery.
Solution
Safely removed swollen battery, replaced with BIS-certified cell. Battery health restored to 100%.

Technician's note

Battery was 3 years old, exceeded cycle count. Recommended charging between 20-80%.

Bandra West 1 Hour
  • Battery
  • HP
  • Swollen

Dell

Inspiron 15 5520

Fixed
Issue
Cracked LCD panel after laptop fell from desk. Screen showing lines and dead pixels on left side.
Solution
Replaced damaged 15.6-inch IPS LCD panel with genuine part. Tested display output and color calibration.

Technician's note

Used original Dell panel. Customer advised to use a laptop sleeve for protection.

Andheri West 2 Hours
  • Screen
  • Dell
  • LCD

HP

Pavilion Gaming

Fixed
Issue
Blue screen errors, random crashes during gaming.
Solution
Diagnosed RAM failure. Replaced faulty memory modules.
Borivali West 1 Hours
  • RAM
  • HP
  • Gaming

Dell

XPS 13 9340

Fixed
Issue
Laptop turns off randomly. Overheating during use.
Solution
Deep cleaned fans, replaced thermal paste. Fixed overheating issue.
Malad West 2 Hours
  • Overheating
  • Dell
  • Thermal

MacBook

Pro M3 14-inch

Fixed
Issue
Screen shows vertical lines, external display works fine.
Solution
Replaced LCD panel and display cable. Updated display drivers.
Virar West 3 Hours
  • Screen
  • MacBook
  • Display

Comparison

Xigox vs Other Toshiba Dynabook Satellite Pro Shops in Vakola

What you get with Xigox in Vakola, 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 Vakola — Most RepairsVaries; ask for a time in writing
Free Doorstep Pickup Vakola — 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 Toshiba Dynabook Satellite Pro Laptop Audio Not Working in Vakola

4.9/5 · 12 reviews shown

See all 9,727+ reviews

Toshiba Portege X30 — Toshiba Data Recovery

“Needed Toshiba Data Recovery for my Toshiba Portege X30 — Xigox technicians handled it professionally with a warranty.”

Xigox reply: Thank you for trusting Xigox with your Toshiba repair.

D Devansh Gupta Borivali · 31 Jul 2026 4

Toshiba Portege X30 — Toshiba Screen Repair

“Wasn't sure Xigox serviced my Toshiba Screen Repair, but they were fully equipped for the Toshiba Portege X30 and fixed it fast.”

Xigox reply: Thank you for trusting Xigox with your Toshiba repair.

R Ritika Suri Powai · 19 Jul 2026 6

Toshiba Dynabook Satellite Pro — Toshiba Screen Replacement

“Excellent Toshiba Screen Replacement service for my Toshiba Dynabook Satellite Pro. Diagnosed quickly and used a proper replacement part.”

Xigox reply: Thank you for trusting Xigox with your Toshiba repair.

K Karan Malhotra Andheri · 18 Jul 2026 7

Toshiba Tecra A50 — Toshiba Motherboard Replacement

“Excellent Toshiba Motherboard Replacement service for my Toshiba Tecra A50. Diagnosed quickly and used a proper replacement part.”

Xigox reply: Thank you for trusting Xigox with your Toshiba repair.

A Ananya Bose Kurla · 23 Jul 2026 2

Toshiba Dynabook Satellite Pro — Toshiba Battery Replacement

“Excellent Toshiba Battery Replacement service for my Toshiba Dynabook Satellite Pro. Diagnosed quickly and used a proper replacement part.”

Xigox reply: Thank you for trusting Xigox with your Toshiba repair.

K Karan Malhotra Andheri · 2 Aug 2026 2

Toshiba Dynabook Satellite Pro — Toshiba WiFi Card Replacement

“Booked Toshiba WiFi Card Replacement for my Toshiba Dynabook Satellite Pro online. Doorstep pickup and clear communication throughout.”

Xigox reply: Thank you for trusting Xigox with your Toshiba repair.

P Priya Menon Chembur · 15 Jul 2026 10
Page 1 / 2

← Swipe or tap dots to browse →

FAQ

FAQs — Toshiba Dynabook Satellite Pro Laptop Audio Not Working in Vakola

Everything you need to know before booking a diagnosis

10 questions answered

You bring it straight back. The same fault inside 90 days is covered under warranty — no second inspection fee, no diagnostic charge, no argument. The cover is there in writing so you do not have to just take our word for it. Free pickup also available in Milan Subway, Santacruz East, Vile Parle East and surrounding areas.
We use OEM or OEM-grade components and tell you which one your quote covers before work starts. We do not fit unbranded aftermarket parts or recycled pulls sold as new — part quality is the single biggest factor in whether a laptop repair lasts, so it is not somewhere we cut cost. Customers near Vakola Pipeline Road in Vakola are covered by our free pickup.
That is what the ₹350 inspection is for. Symptoms overlap constantly — the same visible behaviour can come from three different components. We test rather than guess, then show you what we found before quoting. If the actual fault turns out to be something cheaper, the quote reflects that. Customers near Vakola Pipeline Road in Vakola are covered by our free pickup.
Usually not for long. Left alone, most faults of this kind put stress on neighbouring components and turn a contained repair into a board-level one. If you cannot bring it in immediately, tell us the symptoms on WhatsApp and we will tell you honestly whether it can wait a few days or should be powered down now. We've been serving Mumbai Suburban district for over 15 years.
Yes — Xigox specialises in Toshiba Dynabook Satellite Pro Laptop Audio Not Working across Vakola. Our experienced technicians diagnose and fix the problem efficiently, using OEM-quality parts and backed by a 90-day warranty. Free doorstep pickup is available in Vakola — call or WhatsApp +91 74997 61196. Free pickup also available in Milan Subway, Santacruz East, Vile Parle East and surrounding areas.
Most Toshiba Dynabook Satellite Pro Laptop Audio Not Working issues in Vakola are resolved the same day — typically within 2–4 hours of pickup. We provide an accurate time estimate during the ₹350 inspection (refunded if you proceed with repair) so you're never left guessing. Trusted by customers throughout Mumbai Suburban — rated 4.9★ across 9,727+ reviews.
Common causes of Toshiba Dynabook Satellite Pro Laptop Audio Not Working include physical impact, wear and tear, manufacturing defects, water damage, overheating, or software conflicts. Xigox technicians perform a thorough diagnosis to identify the root cause and fix it permanently rather than applying a temporary patch. We also serve Milan Subway, Santacruz East, Vile Parle East, so you can recommend us to neighbours too.
Every repair at Xigox — including Toshiba Dynabook Satellite Pro Laptop Audio Not Working fixes — is covered by a 90-day warranty. If the same problem recurs within 90 days, we repair it free of charge. Our warranty is provided in writing and applies to all repairs across Vakola and Mumbai MMR. We've been serving Mumbai Suburban district for over 15 years.
The cost to fix Toshiba Dynabook Satellite Pro Laptop Audio Not Working in Vakola varies by laptop model and severity. Xigox charges ₹350 for inspection — refunded if you proceed with the repair. A transparent written quote before any work begins. You're never charged until you approve the repair — no hidden fees, ever. Customers near Vakola Pipeline Road in Vakola are covered by our free pickup.
Xigox repairs Toshiba Dynabook Satellite Pro Laptop Audio Not Working on Apple, Dell, HP, Lenovo, Asus, Acer, MSI, Microsoft, Samsung and Toshiba, and more. Our engineers are trained on brand-specific procedures and we stock genuine-grade parts for the most common models, so most repairs in Vakola are completed the same day. Customers across Vakola (400055) enjoy priority same-day scheduling.

Still have questions?

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

Toshiba Dynabook Satellite Pro Repair in Vakola — Xigox

Xigox is Vakola's leading independent specialist for Toshiba Dynabook Satellite Pro repair. Our engineers are not generalists — they undergo dedicated training on Toshiba hardware, firmware and diagnostics. Since 2011, we have completed over 1,00,000+ repairs across all Toshiba product lines, earning a 4.9-star average customer rating.

Parts for Toshiba Dynabook Satellite Pro models are held in stock rather than ordered after you book, so most repairs are not waiting on a supplier. Screens, batteries, keyboards, charging boards and flex cables are all OEM-grade. You approve a written estimate first, and the ₹350 inspection is credited back against the repair.

We actively serve the entire 400055 postal area within Mumbai Suburban district, ensuring same-day response for every repair request. ₹350 inspection fee (refunded if you proceed with repair). Located near Vakola Pipeline Road, our service coverage extends across Vakola and all surrounding localities. In addition to Vakola, we also provide doorstep repairs and free pickup for lab work for customers in Milan Subway, Santacruz East, Vile Parle East and other nearby areas.

Doorstep part replacement (battery, keyboard, screen, SSD, RAM) is available across Vakola. For chip-level and motherboard repairs, we provide free pickup and drop — confirming within 15 minutes of your booking. Most common faults are resolved same-day. For complex repairs, we provide a realistic timeline and keep you updated throughout.

Every Toshiba 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 Toshiba Dynabook Satellite Pro.

Service Hours

Monday – Sunday · 9 AM – 9 PM

Open on all public holidays

Service Area

Vakola & 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

Laptop Audio Not Working Repair for Other Toshiba Models

We diagnose and fix Laptop Audio Not Working on all Toshiba models in Vakola

Laptop Audio Not Working on Other Brands in Vakola

We fix Laptop Audio Not Working on all major laptop brands — same quality, same warranty

Areas, Roads & Landmarks We Cover in Vakola

Free pickup & drop across all these neighbourhoods

Localities & neighbourhoods

  • Santacruz East
  • Kalina
  • BKC

Roads & highways

  • Vakola Pipeline Road

Landmarks & famous places

  • Vakola Bridge
  • Vakola Market

Toshiba Dynabook Satellite Pro Laptop Audio Not Working Repair Near Vakola

Free doorstep service available in all these nearby areas

Laptop Audio Not Working Repair Across Mumbai — All Locations

Explore more services

More Repair & Tech Services Near Vakola

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

₹350 Inspection (refunded if you proceed with repair) · 1,00,000+ Repairs · 4.9 ★ · 90-Day Warranty

Ready to Fix Your
Toshiba Dynabook Satellite Pro?

₹350 Inspection (refunded if you proceed with repair) · Expert repair for Laptop Audio Not Working · 90-day warranty

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

The model

About the Toshiba Dynabook Satellite Pro

Best for: business users with an existing Toshiba/Dynabook unit

The Toshiba Dynabook Satellite Pro is part of Toshiba/Dynabook's Satellite Pro line — a business-oriented laptop series from Toshiba's laptop division (now operating as Dynabook).

Key features

  • Business-oriented build and feature set typical of the Satellite Pro positioning.
  • Toshiba's laptop business transitioned to the Dynabook brand — parts sourcing sometimes spans both naming eras.

Service area

Toshiba Dynabook Satellite Pro Laptop Audio Not Working Repair in Vakola — Service Area & Coverage

Xigox provides toshiba dynabook satellite pro laptop audio not working repair across Vakola (PIN 400055), in the Mumbai Suburban district of Mumbai. Our doorstep pickup and on-site service cover the entire Vakola area and the neighbourhoods around it.

Localities we cover in Vakola: Santacruz East, Kalina, BKC. Wherever you are in Vakola, we can collect your device from your door and bring it back after the repair.

Our technicians regularly serve homes, societies and offices around Vakola Bridge and Vakola Market, and along Vakola Pipeline Road. If you're near any of these landmarks, same-day pickup for toshiba dynabook satellite pro laptop audio not working repair is almost always available.

Toshiba Dynabook Satellite Pro Laptop Audio Not Working Repair near Vakola

We also serve these nearby areas — tap your locality for local toshiba dynabook satellite pro laptop audio not working repair:

Toshiba Dynabook Satellite Pro Laptop Audio Not Working Repair price in Vakola — know it before you book

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

4.9 from 9,727 customer reviews across all repairs · 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.

Not sure what's wrong?

Find Your Fix by Symptom

Tell us what your device is doing — we'll point you to the right repair, with real pricing and next steps.

See all repair problems we fix

Nearest branch: Vile Parle East

~1.5 km from Vakola. With free doorstep pickup you don't need to travel — this is our nearest branch.

Book a repair

Fix Laptop Audio Not Working on Toshiba Dynabook Satellite Pro — Book Now

₹350 inspection fee refunded if you proceed with repair · 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