# Bach vs TeFormTrainer

The clearest difference is update cadence: TeFormTrainer at every 2 days against Bach's every 5 months. Bach's advantage is iOS requirement (15.6 vs 17.6). 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.

Bach ships an update every 5 months, TeFormTrainer every 2 days. The most recent releases landed on March 12, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | Bach | TeFormTrainer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 days** |
| Size | 38 MB | 2 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Bach-Archiv Leipzig](https://appshunter.io/developer/1234284695) | [Heinz Mattes](https://appshunter.io/developer/1701264735) |

## What reviewers say

### Bach

[App page](https://appshunter.io/ios/app/bach/id6478291375)

**Features:** macOS Compatibility

**In-app purchases:** none


### TeFormTrainer

[App page](https://appshunter.io/ios/app/teformtrainer/id6749620173)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bach free?

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

### Is TeFormTrainer free?

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

### Do Bach or TeFormTrainer have ads?

Neither Bach nor TeFormTrainer shows ads.

### Which is updated more often, Bach or TeFormTrainer?

Bach ships an update every 5 months, and TeFormTrainer every 2 days. Most recently, Bach was updated on March 12, 2026 and TeFormTrainer on September 6, 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.*