# Synthy vs B

The clearest difference is rating: Synthy at 4.2 against B's 1.0. Synthy also leads on ratings volume (385 vs 1). B's advantage is in-app purchases (none vs 7) and iOS requirement (13.0 vs 16.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Synthy sells 7 in-app purchases, starting at $4.99 per 7 days. B asks for nothing beyond the download.

Synthy holds the better App Store score, 4.2 against 1.0. That said, the two scores are not equally well evidenced: Synthy has 385 ratings behind it against 1, so its average is the more settled of the two.

Synthy ships an update monthly, B every 3 weeks. The most recent releases landed on November 3, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Synthy | B |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (385 ratings)](https://appshunter.io/ios/app/synthy-read-aloud-doc-and-scan/id1579863833/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/b-dice-gen/id6781727206/reviews) |
| Number of ratings | **385** | 1 |
| Positive reviews | 81.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 213 MB | 23 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dating onlain, ooo](https://appshunter.io/developer/1503663142) | [Siti Fatimah](https://appshunter.io/developer/6781727208) |

## What reviewers say

### 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


### B

[App page](https://appshunter.io/ios/app/b-dice-gen/id6781727206)

This app generates narrative prompts using animated dice rolls to inspire creative storytelling. It offers themed decks, multiplayer modes, and daily challenges to enhance writing and imaginative play. Progress is saved locally, and prompts can be exported for sharing.

**Highlights:** Animated dice rolls, Narrative prompt generation, Themed and custom dice decks, Multiplayer storytelling mode, Daily creative challenges, Local progress saving, Prompt export options

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

**In-app purchases:** none


## Frequently asked questions

### Is Synthy free?

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

### Is B free?

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

### Which has better reviews, Synthy or B?

Synthy is rated higher. Synthy averages 4.2 out of 5 from 385 ratings, while B averages 1.0 from 1 ratings.

### Do Synthy or B have ads?

Neither Synthy nor B shows ads.

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

Synthy ships an update monthly, and B every 3 weeks. Most recently, Synthy was updated on November 3, 2026 and B on October 24, 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.*