# Suivis vs Synthy

The clearest difference is price: Synthy at Free against Suivis's $1.99. Synthy also leads on update cadence (monthly vs every 12 months). Suivis's advantage is in-app purchases (none vs 7) and device support (4 vs 1). On ads and iOS requirement there is nothing between them.

Synthy is free to download; Suivis costs $1.99 up front. Synthy sells 7 in-app purchases, starting at $4.99 per 7 days. Suivis asks for nothing beyond the download.

Suivis ships an update every 12 months, Synthy monthly. The most recent releases landed on October 19, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Suivis | Synthy |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[4.2 (384 ratings)](https://appshunter.io/ios/app/synthy-read-aloud-doc-and-scan/id1579863833/reviews)** |
| Number of ratings | — | **384** |
| Positive reviews | — | 81.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 12 MB | 213 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [CROMBEZ Emmanuel](https://appshunter.io/developer/375656695) | [Dating onlain, ooo](https://appshunter.io/developer/1503663142) |

## What reviewers say

### Suivis

[App page](https://appshunter.io/ios/app/suivis/id1474097227)

**Features:** Vision Pro support

**In-app purchases:** none


### Synthy

[App page](https://appshunter.io/ios/app/synthy-read-aloud-doc-and-scan/id1579863833)

Transform documents, books, and web content into audio with advanced text-to-speech technology. Scan physical documents or import digital files and listen to them read aloud with natural-sounding AI voices. Adjust playback speed and enjoy background listening for a seamless audio experience.

**Highlights:** Scan and read documents, Text to speech with AI voices, Adjustable reading speed, Import files and web links, Background listening mode, Type and listen functionality

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Synthy Scan & Read Premium | $4.99 | per 7 days |
| Endless Listening with Synthy | $5.99 | per month |
| Endless Listening with Synthy | $9.99 | per month |
| Endless Listening with Synthy | $12.99 | per month |
| Three months | $34.99 | per 3 months |
| 6 month premium | $49.99 | per 6 months |
| Synthy Premium | $79.99 | per year |

**What reviewers like**

- 👍 Convenient text-to-speech
- 🚀 Efficient scanning and conversion
- 🔊 Natural-sounding voices
- 🔍 Versatile content support
- 🔧 Customizable reading experience

**What reviewers complain about**

- 🐛 Occasional crashes and freezes
- 💰 Subscription-based model
- 🔌 Inconsistent performance
- 📚 Limited free content access
- 🤖 Occasional mispronunciations

**Reported bugs**

- Scanning issues with page breaks
- Playback pauses at paragraph ends
- Inconsistent text recognition
- Subscription cancellation problems

**Requested features**

- Highlight and annotate text
- Background playback with screen lock
- More language and voice options
- Improved OCR accuracy
- Easier file management and organization


## Frequently asked questions

### Is Suivis free?

Suivis costs $1.99, with no in-app purchases.

### Is Synthy free?

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

### Do Suivis or Synthy have ads?

Neither Suivis nor Synthy shows ads.

### Which is updated more often, Suivis or Synthy?

Suivis ships an update every 12 months, and Synthy monthly. Most recently, Suivis was updated on October 19, 2026 and Synthy on October 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.*