# TechApp by Shop vs DiagTech.AI

The clearest difference is rating: DiagTech.AI at 5.0 against TechApp by Shop's 3.8. TechApp by Shop's advantage is in-app purchases (none vs 4) and update cadence (every 5 weeks vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. DiagTech.AI sells 3 in-app purchases, starting at $29.99 per month. TechApp by Shop asks for nothing beyond the download.

DiagTech.AI holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: TechApp by Shop has 13 ratings behind it against 1, so its average is the more settled of the two.

TechApp by Shop ships an update every 5 weeks, DiagTech.AI every 5 months. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | TechApp by Shop | DiagTech.AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (13 ratings)](https://appshunter.io/ios/app/techapp-by-shop-ware/id1660292825/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/diagtechai/id6752407594/reviews)** |
| Number of ratings | **13** | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 5 months |
| Monetization | **Free** | Subscription |
| Size | 43 MB | 102 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shop-Ware](https://appshunter.io/developer/1660292827) | [Slap Automotive Inc](https://appshunter.io/developer/1839245406) |

## What reviewers say

### TechApp by Shop

[App page](https://appshunter.io/ios/app/techapp-by-shop-ware/id1660292825)

This mobile tool empowers automotive technicians to manage repair jobs directly at the vehicle. It streamlines workflows with real-time progress tracking, detailed findings capture, and customer communication features.

**Highlights:** Real-time job progress tracking, Detailed findings capture with images/videos, Picture markup for issue illustration, Customer-facing digital vehicle experience, Service approval workflow, Seamless Shop-Ware integration

**Features:** macOS Compatibility

**In-app purchases:** none


### DiagTech.AI

[App page](https://appshunter.io/ios/app/diagtechai/id6752407594)

This AI-powered platform transforms automotive diagnostics by providing faster, smarter, and more accurate solutions. It analyzes vehicle VINs and customer complaints to identify likely causes and suggest next steps, while also generating professional repair documentation. Designed for technicians, it streamlines the diagnostic process, reduces errors, and improves efficiency.

**Highlights:** AI-powered diagnostic analysis, VIN decoding for vehicle information, Customer complaint to cause identification, Probability-based diagnostic guidance, Automatic repair documentation generation, Mobile-first platform for smartphones and tablets

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DiagTech.AI | $29.99 | per month |
| Monthly | $29.99 | per month |
| Yearly | $299.99 | per year |


## Frequently asked questions

### Is TechApp by Shop free?

TechApp by Shop is free to download, with no in-app purchases.

### Is DiagTech.AI free?

DiagTech.AI is free to download, with in-app purchases available.

### Which has better reviews, TechApp by Shop or DiagTech.AI?

DiagTech.AI is rated higher. TechApp by Shop averages 3.8 out of 5 from 13 ratings, while DiagTech.AI averages 5.0 from 1 ratings.

### Do TechApp by Shop or DiagTech.AI have ads?

Neither TechApp by Shop nor DiagTech.AI shows ads.

### Which is updated more often, TechApp by Shop or DiagTech.AI?

TechApp by Shop ships an update every 5 weeks, and DiagTech.AI every 5 months. Most recently, TechApp by Shop was updated on October 21, 2026 and DiagTech.AI on October 24, 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.*