# iDiagnostic vs TekPDF

The clearest difference is ads: iDiagnostic at none against TekPDF's shown. iDiagnostic also leads on update cadence (weekly vs every 6 weeks). TekPDF's advantage is iOS requirement (15.5 vs 17.0). On price, in-app purchases and device support there is nothing between them.

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

iDiagnostic ships an update weekly, TekPDF every 6 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | iDiagnostic | TekPDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/idiagnostic/id6764337271/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 6 weeks |
| Monetization | Free | — |
| Size | 9 MB | 146 MB |
| Requires iOS | 17.0 | **15.5** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Giang Do](https://appshunter.io/developer/1434395412) | [TekSevi](https://appshunter.io/developer/6771828120) |

## What reviewers say

### iDiagnostic

[App page](https://appshunter.io/ios/app/idiagnostic/id6764337271)

This tool helps you quickly check the functionality of your iPhone or iPad's hardware components. It tests the display, touch screen, cameras, speakers, and microphone, ensuring everything is working as expected. Designed for privacy, all tests are performed on-device with no data collection.

**Highlights:** Display color and dead pixel test, Configurable touch screen grid test, Camera detection and individual testing, Speaker and earpiece audio output test, Microphone recording and playback test, On-device processing, no data collection

**Features:** macOS Compatibility

**In-app purchases:** none


### TekPDF

[App page](https://appshunter.io/ios/app/tekpdf-pdf-editor-and-scanner/id6780976966)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is iDiagnostic free?

iDiagnostic is free to download, with no in-app purchases.

### Is TekPDF free?

TekPDF is free to download, with no in-app purchases.

### Do iDiagnostic or TekPDF have ads?

TekPDF shows ads; iDiagnostic does not.

### Which is updated more often, iDiagnostic or TekPDF?

iDiagnostic ships an update weekly, and TekPDF every 6 weeks. Most recently, iDiagnostic was updated on October 31, 2026 and TekPDF on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*