# MechTab vs UltraPerformance

The clearest difference is update cadence: MechTab at every 9 months against UltraPerformance's every 22 months. UltraPerformance's advantage is iOS requirement (11.0 vs 15.0). On price, ads, 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.

MechTab ships an update every 9 months, UltraPerformance every 22 months. The most recent releases landed on October 17, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | MechTab | UltraPerformance |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (16 ratings)](https://appshunter.io/ios/app/mechtab/id553201101/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 88.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 22 months |
| Monetization | Free | — |
| Size | 9 MB | 6 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Werder AG](https://appshunter.io/developer/553201104) | [BizCoDe](https://appshunter.io/developer/1223054762) |

## What reviewers say

### MechTab

[App page](https://appshunter.io/ios/app/mechtab/id553201101)

This app offers a comprehensive set of tools for mechanics, providing essential data on tolerances, threads, cutting speeds, wrench sizes, and roughness. It also includes calculators for material weight, triangle properties, and trowalisation.

**Highlights:** ISO-Tolerance data (holes and shafts), Thread specifications, Cutting data calculations, Wrench size conversions, Roughness parameters, Material weight calculator, Triangle property calculator

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

**In-app purchases:** none


### UltraPerformance

[App page](https://appshunter.io/ios/app/ultraperformance/id1610545039)

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

**In-app purchases:** none


## Frequently asked questions

### Is MechTab free?

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

### Is UltraPerformance free?

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

### Do MechTab or UltraPerformance have ads?

Neither MechTab nor UltraPerformance shows ads.

### Which is updated more often, MechTab or UltraPerformance?

MechTab ships an update every 9 months, and UltraPerformance every 22 months. Most recently, MechTab was updated on October 17, 2026 and UltraPerformance on September 29, 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.*