# BSL Homework vs Bat Synth

The clearest difference is update cadence: Bat Synth at every 5 days against BSL Homework's every 4 months. 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.

BSL Homework ships an update every 4 months, Bat Synth every 5 days. The most recent releases landed on October 9, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | BSL Homework | Bat Synth |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 days** |
| Size | 43 MB | 1 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Signature](https://appshunter.io/developer/1791929538) | [Phil Atkin](https://appshunter.io/developer/1751268739) |

## What reviewers say

### BSL Homework

[App page](https://appshunter.io/ios/app/bsl-homework/id6740848737)

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

**In-app purchases:** none


### Bat Synth

[App page](https://appshunter.io/ios/app/bat-synth/id6785821306)

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

**In-app purchases:** none


## Frequently asked questions

### Is BSL Homework free?

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

### Is Bat Synth free?

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

### Do BSL Homework or Bat Synth have ads?

Neither BSL Homework nor Bat Synth shows ads.

### Which is updated more often, BSL Homework or Bat Synth?

BSL Homework ships an update every 4 months, and Bat Synth every 5 days. Most recently, BSL Homework was updated on October 9, 2026 and Bat Synth on October 8, 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.*