# RTL Fixer vs Readium

The clearest difference is update cadence: RTL Fixer at every 3 weeks against Readium's every 2 months. Readium's advantage is iOS requirement (13.0 vs 15.4). 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.

RTL Fixer ships an update every 3 weeks, Readium every 2 months. The most recent releases landed on October 22, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | RTL Fixer | Readium |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/rtl-fixer/id6767041584/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 1 MB | 112 MB |
| Requires iOS | 15.4 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SHAHAB ALAMI](https://appshunter.io/developer/1896355248) | [AYZO](https://appshunter.io/developer/1886172287) |

## What reviewers say

### RTL Fixer

[App page](https://appshunter.io/ios/app/rtl-fixer/id6767041584)

This extension ensures right-to-left text displays correctly in AI chat interfaces without altering the overall layout. It intelligently handles mixed-language content and code blocks, offering a seamless experience for users of languages like Persian, Arabic, and Hebrew.

**Highlights:** Correct right-to-left text alignment, Preserves interface layout, Handles mixed-language content, Supports code blocks, Customizable site support, Local data processing

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


### Readium

[App page](https://appshunter.io/ios/app/readium-text-to-speech/id6787689466)

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

**In-app purchases:** none


## Frequently asked questions

### Is RTL Fixer free?

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

### Is Readium free?

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

### Do RTL Fixer or Readium have ads?

Neither RTL Fixer nor Readium shows ads.

### Which is updated more often, RTL Fixer or Readium?

RTL Fixer ships an update every 3 weeks, and Readium every 2 months. Most recently, RTL Fixer was updated on October 22, 2026 and Readium on October 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.*