# Synthy vs Keyword Generator

The clearest difference is review sentiment: Synthy at 81% against Keyword Generator's 0%. Synthy also leads on price (Free vs $2.99) and rating (4.2 vs 1.0). Keyword Generator's advantage is in-app purchases (none vs 7) and update cadence (daily vs monthly). On ads and iOS requirement there is nothing between them.

Synthy is free to download; Keyword Generator costs $2.99 up front. Synthy sells 7 in-app purchases, starting at $4.99 per 7 days. Keyword Generator 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 384 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 81% of Synthy's written reviews are positive against 0% of Keyword Generator's.

Synthy ships an update monthly, Keyword Generator daily. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Synthy | Keyword Generator |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.2 (384 ratings)](https://appshunter.io/ios/app/synthy-read-aloud-doc-and-scan/id1579863833/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/keyword-generator/id6757469639/reviews) |
| Number of ratings | **384** | 1 |
| Positive reviews | **81.3% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 213 MB | 35 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dating onlain, ooo](https://appshunter.io/developer/1503663142) | [Brittney Pilarcik](https://appshunter.io/developer/1820885613) |

## 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


### Keyword Generator

[App page](https://appshunter.io/ios/app/keyword-generator/id6757469639)

Quickly generate relevant keywords for online marketplaces. Simply paste your product title and receive optimized tag suggestions in seconds. This tool offers a streamlined process for sellers on platforms like Etsy, Shopify, and Amazon Handmade.

**Highlights:** Instant keyword ideas from real search data, Optimized tags for Etsy's character limit, One-tap copy and paste functionality, No account sign-up required, No tracking or ads, Supports US, UK, CA, AU search data

**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 Keyword Generator free?

Keyword Generator costs $2.99, with no in-app purchases.

### Which has better reviews, Synthy or Keyword Generator?

Synthy is rated higher. Synthy averages 4.2 out of 5 from 384 ratings, while Keyword Generator averages 1.0 from 1 ratings.

### Do Synthy or Keyword Generator have ads?

Neither Synthy nor Keyword Generator shows ads.

### Which is updated more often, Synthy or Keyword Generator?

Synthy ships an update monthly, and Keyword Generator daily. Most recently, Synthy was updated on October 21, 2026 and Keyword Generator 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.*