# Aero Light Pro vs BACH

The clearest difference is update cadence: Aero Light Pro at every 5 days against BACH's every 2 months. Aero Light Pro also leads on device support (3 vs 1). BACH's advantage is iOS requirement (12.0 vs 15.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Aero Light Pro ships an update every 5 days, BACH every 2 months. The most recent releases landed on September 11, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Aero Light Pro | BACH |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 months |
| Size | 65 MB | 7 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 9+ |
| Developer | [Aero Light GD Co.,Limited](https://appshunter.io/developer/1560793574) | [惠州市西顿工业发展有限公司](https://appshunter.io/developer/1449694664) |

## What reviewers say

### Aero Light Pro

[App page](https://appshunter.io/ios/app/aero-light-pro/id6503418854)

**Features:** macOS Compatibility

**In-app purchases:** none


### BACH

[App page](https://appshunter.io/ios/app/bach/id6711335138)

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

**In-app purchases:** none


## Frequently asked questions

### Is Aero Light Pro free?

Aero Light Pro is free to download, with no in-app purchases.

### Is BACH free?

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

### Do Aero Light Pro or BACH have ads?

Neither Aero Light Pro nor BACH shows ads.

### Which is updated more often, Aero Light Pro or BACH?

Aero Light Pro ships an update every 5 days, and BACH every 2 months. Most recently, Aero Light Pro was updated on September 11, 2026 and BACH on September 9, 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.*