# RTF vs TextSonic

The clearest difference is in-app purchases: RTF at none against TextSonic's 4. RTF also leads on iOS requirement (11.0 vs 17). TextSonic's advantage is update cadence (fortnightly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. TextSonic sells 4 in-app purchases, starting at $25.00 per year. RTF asks for nothing beyond the download.

RTF ships an update every 4 months, TextSonic fortnightly. The most recent releases landed on September 9, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | RTF | TextSonic |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 41 MB | 157 MB |
| Requires iOS | **11.0** | 17 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [HEINEKEN Vietnam Brewery Limited Company](https://appshunter.io/developer/1331461919) | [Naz Kovalchuk](https://appshunter.io/developer/1756423467) |

## What reviewers say

### RTF

[App page](https://appshunter.io/ios/app/rtf/id1476229338)

**In-app purchases:** none


### TextSonic

[App page](https://appshunter.io/ios/app/textsonic-ai-reader/id6743856935)

Transform your documents into audiobooks with AI-powered narration. Customize voices, speed, and languages for a personalized listening experience. Quickly convert text files into natural-sounding audio for learning or entertainment.

**Highlights:** AI-powered text-to-audio conversion, Natural, human-like narration, Customizable voice, speed, and language, Fast document processing, Import and listen to documents, Create audio playlists

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TextSonic Special Plan | $25.00 | per year |
| TextSonic Annual Plan | $70.00 | per year |
| TextSonic Lifetime Special | $20.00 | one-time |
| TextSonic Lifetime | $70.00 | one-time |


## Frequently asked questions

### Is RTF free?

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

### Is TextSonic free?

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

### Do RTF or TextSonic have ads?

Neither RTF nor TextSonic shows ads.

### Which is updated more often, RTF or TextSonic?

RTF ships an update every 4 months, and TextSonic fortnightly. Most recently, RTF was updated on September 9, 2026 and TextSonic on September 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*