Comparison

NSYS Diagnostics vs ServiceTests

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

NSYS Diagnostics

Features
Read full description

NSYS Diagnostics is a professional training application designed to help users learn and practice correct interactions with device functions. The app provides guided scenarios that help users understand how device functions respond when the required actions are performed correctly. NSYS Diagnostics supports onboarding, training, and knowledge validation for workflows where correct interaction with device functions is required.

About

ServiceTests

Features
Read full description

ServiceTests is a complete hardware diagnostic tool that helps you quickly and accurately check the condition of every component on an iOS device. Perfect for repair shops, resellers, quality control (QC) teams, and anyone inspecting a device before buying or selling. Run a full diagnostic in minutes and get a clear PASS/FAIL result for each test — no guesswork, no ads. TESTS INCLUDED: • Display (LCD) — detect dead pixels, lines, and color issues • Touchscreen — check responsiveness and dead zones • Brightness / dimming • Camera — front and rear • Flash / torch • Loudspeaker • Earpiece • Microphone — record and play back • Vibration • NFC — tag reading • Bluetooth — scan and connect • Motion sensors — accelerometer and gyroscope • Location / GPS — signal and positioning • Wireless charging DEVICE INFO: • View detailed hardware specifications and battery status WHY SERVICETESTS: • Clean, fast, and intuitive interface • Clear pass/fail result for every test • Full diagnostic in just a few minutes • No ads — built to do one job well PRIVACY: Each test requests only the permission it needs (camera, microphone, Bluetooth, motion, location, NFC) solely to perform the hardware check. Your data stays on your device.

Screenshots

NSYS Diagnostics4 screens
ServiceTests3 screens

Verdict

The call

The clearest difference is update cadence: ServiceTests at daily against NSYS Diagnostics's every 3 weeks. NSYS Diagnostics's advantage is device support (4 vs 2) and iOS requirement (13 vs 15.0). On price, ads and in-app purchases there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

NSYS Diagnostics ships an update every 3 weeks, ServiceTests daily. The most recent releases landed on October 11, 2026 and September 30, 2026 respectively.

Scorecard3 real differences Ā· 3 level
NSYS Diagnostics versus ServiceTests: the parameters behind the verdict, then further details
ParameterNSYS DiagnosticsServiceTests
PriceFreeFree
Update frequencyEvery 3 weeksDaily — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPod
Requires iOS13 — better15.0
Further details — not scored
Size15 MB12 MB
Age rating4+4+
DeveloperGrigoriy GlazmanThanh Nguyen

In-app purchases

None

NSYS Diagnostics

No in-app purchases

None

ServiceTests

No in-app purchases

Questions

Is NSYS Diagnostics free?
NSYS Diagnostics is free to download, with no in-app purchases.
Is ServiceTests free?
ServiceTests is free to download, with no in-app purchases.
Do NSYS Diagnostics or ServiceTests have ads?
Neither NSYS Diagnostics nor ServiceTests shows ads.
Which is updated more often, NSYS Diagnostics or ServiceTests?
NSYS Diagnostics ships an update every 3 weeks, and ServiceTests daily. Most recently, NSYS Diagnostics was updated on October 11, 2026 and ServiceTests on September 30, 2026.

Other comparisons