# Iota Reader vs Sponge Audiobooks

The clearest difference is rating: Sponge Audiobooks at 5.0 against Iota Reader's 2.2. Sponge Audiobooks also leads on update cadence (monthly vs every 5 months). Iota Reader's advantage is ratings volume (20 vs 1) and iOS requirement (8.0 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Sponge Audiobooks holds the better App Store score, 5.0 against 2.2. That said, the two scores are not equally well evidenced: Iota Reader has 20 ratings behind it against 1, so its average is the more settled of the two.

Iota Reader ships an update every 5 months, Sponge Audiobooks monthly. The most recent releases landed on October 2, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Iota Reader | Sponge Audiobooks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.2 (20 ratings)](https://appshunter.io/ios/app/iota-reader/id581525416/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sponge-audiobooks/id6755274146/reviews)** |
| Number of ratings | **20** | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | Free | Free |
| Size | 8 MB | 8 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Lit.ge](https://appshunter.io/developer/581525419) | [Expeditionary Logic](https://appshunter.io/developer/1852905845) |

## What reviewers say

### Iota Reader

[App page](https://appshunter.io/ios/app/iota-reader/id581525416)

This app provides a reading experience for Georgian books, magazines, and newspapers. Easily search, buy, and read content from a large selection of Georgian literature, with customizable reading settings and built-in Georgian fonts.

**Highlights:** Access to free Georgian eBooks, Synchronize with personal Lit.ge library, Adjustable font size and type, Night reading mode, In-book search and term lookup, Georgian text-to-speech

**Features:** macOS Compatibility

**In-app purchases:** none


### Sponge Audiobooks

[App page](https://appshunter.io/ios/app/sponge-audiobooks/id6755274146)

Listen to audiobooks directly on your Apple Watch without needing your iPhone. Supports offline playback and connects to various audiobook sources like Librivox and Audiobookshelf. Ideal for children to enjoy stories independently.

**Highlights:** Play audiobooks directly on Apple Watch, No iPhone required, Offline playback via downloads, Supports Librivox and Audiobookshelf, Sync progress to Audiobookshelf, Designed for Apple Watch For Your Kids

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Iota Reader free?

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

### Is Sponge Audiobooks free?

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

### Which has better reviews, Iota Reader or Sponge Audiobooks?

Sponge Audiobooks is rated higher. Iota Reader averages 2.2 out of 5 from 20 ratings, while Sponge Audiobooks averages 5.0 from 1 ratings.

### Do Iota Reader or Sponge Audiobooks have ads?

Neither Iota Reader nor Sponge Audiobooks shows ads.

### Which is updated more often, Iota Reader or Sponge Audiobooks?

Iota Reader ships an update every 5 months, and Sponge Audiobooks monthly. Most recently, Iota Reader was updated on October 2, 2026 and Sponge Audiobooks on October 13, 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.*