# AudioBookSync vs Ink&Echo

The clearest difference is update cadence: Ink&Echo at weekly against AudioBookSync's every 2 weeks. Ink&Echo also leads on iOS requirement (15.0 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. AudioBookSync sells 1 one-off in-app purchase and Ink&Echo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

AudioBookSync ships an update every 2 weeks, Ink&Echo weekly. The most recent releases landed on November 9, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | AudioBookSync | Ink&Echo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (22 ratings)](https://appshunter.io/ios/app/ink-and-echo/id6760956076/reviews)** |
| Number of ratings | — | **22** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 12 MB | 40 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Hans-Peter Jordi](https://appshunter.io/developer/1879027494) | [Gary Zhuo](https://appshunter.io/developer/1887005700) |

## What reviewers say

### 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 |


### Ink&Echo

[App page](https://appshunter.io/ios/app/ink-and-echo/id6760956076)

Manage your personal ebook and audiobook collection in a unified, elegant library. Read, listen, or sync both simultaneously with customizable themes and organizational tools. Offers a premium unlock for advanced features like read-along and iCloud sync.

**Highlights:** EPUB and PDF reader, Audiobook playback, Read-along feature, Library organization tools, Customizable themes, iCloud sync, Apple CarPlay support

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium Unlock | $10.00 | one-time |


## Frequently asked questions

### Is AudioBookSync free?

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

### Is Ink&Echo free?

Ink&Echo is free to download, with in-app purchases available.

### Do AudioBookSync or Ink&Echo have ads?

Neither AudioBookSync nor Ink&Echo shows ads.

### Which is updated more often, AudioBookSync or Ink&Echo?

AudioBookSync ships an update every 2 weeks, and Ink&Echo weekly. Most recently, AudioBookSync was updated on November 9, 2026 and Ink&Echo on November 11, 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.*