# MechTab vs AM Calendar

The clearest difference is update cadence: AM Calendar at every 3 weeks against MechTab's every 9 months. AM Calendar also leads on iOS requirement (12.0 vs 15.0). MechTab's advantage is review sentiment (89% vs 80%). On price, ads, in-app purchases and monetization model 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, AM Calendar every 3 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | MechTab | AM Calendar |
| --- | --- | --- |
| 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** | 80.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 9 MB | 27 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Werder AG](https://appshunter.io/developer/553201104) | [UNION ELEVE ECOLE NATION SUP ART METIER](https://appshunter.io/developer/1661664209) |

## 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


### AM Calendar

[App page](https://appshunter.io/ios/app/am-calendar/id6446889661)

A calendar application designed exclusively for students of Arts et Métiers. It allows users to view their schedules with various sorting functions tailored to individual needs.

**Highlights:** Calendar viewing, Customizable sorting functions, Student-specific design, Schedule visualization

**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 AM Calendar free?

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

### Do MechTab or AM Calendar have ads?

Neither MechTab nor AM Calendar shows ads.

### Which is updated more often, MechTab or AM Calendar?

MechTab ships an update every 9 months, and AM Calendar every 3 weeks. Most recently, MechTab was updated on November 6, 2026 and AM Calendar on November 3, 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.*