PhoneTest.App vs Nexgen Diagnostic
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PhoneTest.App
Diagnose hardware and system issues on your iPhone with comprehensive tests. Offers both quick and in-depth diagnostic modes to pinpoint problems.
- Hardware diagnostics
- System diagnostics
- Express test mode
- Full test mode
- Problem identification
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With PhoneTest.App performs diagnostic tests of hardware and system to identify the problems of your iPhone, performs tests in express mode and full mode.
Nexgen Diagnostic
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Check your phone's true condition in minutes with NEX GEN Trade-In. A complete hardware diagnostic suite that tests every component and gives your device an overall condition score — perfect before selling, trading in, or buying a used phone. ■ 35+ guided tests • Display: dead pixels, color, multi-touch, burn-in, brightness • Performance: CPU / GPU / NPU benchmarks, RAM & storage checks • Front & rear cameras, flashlight, microphone, speakers, earphones • Volume buttons, power button, mute switch, vibration, fingerprint/face • Sensors: compass, gyroscope, accelerometer, proximity • Connectivity: Wi-Fi, real speed test, Bluetooth, GPS, SIM • Charging port, wireless charging, battery health, thermal ■ Simple & fast Step-by-step flow with on-screen guidance — done in just 3–5 minutes. ■ Clear results Get an overall condition score with a pass/fail breakdown, plus a QR code so a NEX GEN branch can instantly receive your device for trade-in. Know what your phone is really worth before you sell or trade.
Screenshots
Verdict
The clearest difference is update cadence: Nexgen Diagnostic at every 2 days against PhoneTest.App's every 11 days. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
PhoneTest.App ships an update every 11 days, Nexgen Diagnostic every 2 days. The most recent releases landed on October 5, 2026 and October 6, 2026 respectively.
| Parameter | PhoneTest.App | Nexgen Diagnostic |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (6 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 6 — better | — |
| Update frequency | Every 11 days | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 — better | 15.5 |
| Further details — not scored | ||
| Size | 16 MB | 68 MB |
| Age rating | 4+ | 4+ |
| Developer | Robert Lemmens | Jukkarin Nopparujjanathada |
In-app purchases
PhoneTest.App
No in-app purchases
Nexgen Diagnostic
No in-app purchases
Questions
Is PhoneTest.App free?
Is Nexgen Diagnostic free?
Do PhoneTest.App or Nexgen Diagnostic have ads?
Which is updated more often, PhoneTest.App or Nexgen Diagnostic?
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