# Read Rocket vs Silt

The clearest difference is in-app purchases: Silt at none against Read Rocket's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Read Rocket sells 1 one-off in-app purchase. Silt asks for nothing beyond the download.

## The numbers

| Metric | Read Rocket | Silt |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/read-rocket-speed-reading/id6758781398/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 383 MB | 4 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [JOSEPH CLAYTON KLEIN](https://appshunter.io/developer/1874956857) | [Santiago Sonzini](https://appshunter.io/developer/6782198242) |

## What reviewers say

### Read Rocket

[App page](https://appshunter.io/ios/app/read-rocket-speed-reading/id6758781398)

Enhance reading speed and focus with three science-backed modes: Flash, Scroll, and Speak. Import documents from various formats and sync across Apple devices. Enjoy a private, ad-free experience with a one-time purchase.

**Highlights:** Flash Mode for word-by-word reading, Scroll Mode with guided highlight, AI Speak Mode with synchronized highlight, Import PDFs, EPUBs, web articles, and more, Cross-device syncing (iPhone, iPad, Mac), On-device processing for privacy, One-time purchase, no subscriptions

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Read Rocket | $8.99 | one-time |


### Silt

[App page](https://appshunter.io/ios/app/silt-writing/id6782198209)

**In-app purchases:** none


## Frequently asked questions

### Is Read Rocket free?

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

### Is Silt free?

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

### Do Read Rocket or Silt have ads?

Neither Read Rocket nor Silt shows ads.

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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.*