# Moonlight Audio vs AudioBookSync

The clearest difference is in-app purchases: Moonlight Audio at none against AudioBookSync's 1. Moonlight Audio also leads on iOS requirement (12.0 vs 18.6). AudioBookSync's advantage is update cadence (every 2 weeks vs every 14 months). On price, ads and device support there is nothing between them.

Both are free to download. AudioBookSync sells 1 one-off in-app purchase. Moonlight Audio asks for nothing beyond the download.

Moonlight Audio ships an update every 14 months, AudioBookSync every 2 weeks. The most recent releases landed on September 20, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Moonlight Audio | AudioBookSync |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 2 weeks** |
| Size | 87 MB | 12 MB |
| Requires iOS | **12.0** | 18.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Yellow Dot](https://appshunter.io/developer/732909860) | [Hans-Peter Jordi](https://appshunter.io/developer/1879027494) |

## What reviewers say

### Moonlight Audio

[App page](https://appshunter.io/ios/app/moonlight-audio/id6444059027)

**Features:** Vision Pro support

**In-app purchases:** none


### AudioBookSync

[App page](https://appshunter.io/ios/app/audiobooksync/id6759492424)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AudioBookSync Pro | $5.99 | one-time |


## Frequently asked questions

### Is Moonlight Audio free?

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

### Is AudioBookSync free?

AudioBookSync is free to download, with in-app purchases available.

### Do Moonlight Audio or AudioBookSync have ads?

Neither Moonlight Audio nor AudioBookSync shows ads.

### Which is updated more often, Moonlight Audio or AudioBookSync?

Moonlight Audio ships an update every 14 months, and AudioBookSync every 2 weeks. Most recently, Moonlight Audio was updated on September 20, 2026 and AudioBookSync on September 21, 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.*