# Readwise vs Sarah Web AI

The clearest difference is price: Readwise at Free against Sarah Web AI's $0.99. Readwise also leads on iOS requirement (15.5 vs 26.2). Sarah Web AI's advantage is in-app purchases (none vs 8). On ads and device support there is nothing between them.

Readwise is free to download; Sarah Web AI costs $0.99 up front. Readwise sells 8 in-app purchases, starting at $4.99 per month. Sarah Web AI asks for nothing beyond the download.

## The numbers

| Metric | Readwise | Sarah Web AI |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.8 (1.5K ratings)](https://appshunter.io/ios/app/readwise/id1476885528/reviews)** | — |
| Number of ratings | **1.5K** | — |
| Positive reviews | 69.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 110 MB | 6 MB |
| Requires iOS | **15.5** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Readwise, Inc](https://appshunter.io/developer/1476885527) | [kassem ali](https://appshunter.io/developer/1811205129) |

## What reviewers say

### Readwise

[App page](https://appshunter.io/ios/app/readwise/id1476885528)

This app helps you retain more of what you read by centralizing and revisiting your highlights from various reading platforms. It uses spaced repetition and active recall techniques to improve memory and offers features like tagging, note-taking, and OCR for physical books.

**Highlights:** Synchronize highlights from multiple platforms, Daily review habit via app and email, Spaced repetition and active recall, Tag, note, and search highlights, OCR for paper book highlights, Convert highlights to flashcards

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Readwise Lite Monthly | $4.99 | per month |
| Readwise Lite Monthly | $6.99 | per month |
| Readwise Full Monthly Plan | $8.99 | per month |
| Readwise Full Monthly | $12.99 | per month |
| Readwise Lite Yearly | $52.99 | per year |
| Readwise Lite Yearly | $66.99 | per year |
| Readwise Full Yearly | $94.99 | per year |
| Readwise Full Yearly | $119.99 | per year |

**What reviewers like**

- 🚀 Powerful spaced repetition
- 📚 Seamless integration with reading apps
- 🔍 Helpful AI-powered features
- 🗓️ Useful daily review routine
- 🧠 Boosts knowledge retention

**What reviewers complain about**

- 💰 Expensive subscription
- 🔌 Sync issues with some platforms
- 📱 Subpar mobile app experience
- 🕰️ Lack of flexibility in daily review
- 🔍 Limited search functionality

**Reported bugs**

- Frequent app crashes
- Sync failures with certain accounts
- Unreliable highlight capture

**Requested features**

- Add support for more reading apps
- Improve sync and import capabilities
- Introduce more customization options
- Enhance search and organization tools
- Develop a more intuitive mobile interface


### Sarah Web AI

[App page](https://appshunter.io/ios/app/sarah-web-ai/id6757011966)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Readwise free?

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

### Is Sarah Web AI free?

Sarah Web AI costs $0.99, with no in-app purchases.

### Do Readwise or Sarah Web AI have ads?

Neither Readwise nor Sarah Web AI 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.*