# RecallBox vs ReadSlow

The clearest difference is update cadence: ReadSlow at every 3 days against RecallBox's every 2 weeks. RecallBox's advantage is iOS requirement (18.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. RecallBox sells 3 in-app purchases, starting at $2.99 per month and ReadSlow sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

RecallBox ships an update every 2 weeks, ReadSlow every 3 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | RecallBox | ReadSlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/recallbox/id6756808310/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 6 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [玉杰 罗](https://appshunter.io/developer/1799696048) | [炜东 黄](https://appshunter.io/developer/1651122567) |

## What reviewers say

### RecallBox

[App page](https://appshunter.io/ios/app/recallbox/id6756808310)

This app intelligently organizes screenshots, links, and knowledge into searchable cards. It automatically extracts key information and creates smart to-dos and reminders from your content, helping you manage scattered information efficiently.

**Highlights:** AI-powered knowledge card creation, Automatic screenshot and link import, Smart to-dos and reminders, Full-text search and tag organization, iCloud sync, Screenshot cleanup

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| monthly pro | $2.99 | per month |
| Yearly Pro | $34.99 | per year |
| lifetime pro | $39.99 | one-time |


### ReadSlow

[App page](https://appshunter.io/ios/app/readslow-bilingual-reading/id6793834356)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Yearly | $29.99 | per year |


## Frequently asked questions

### Is RecallBox free?

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

### Is ReadSlow free?

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

### Do RecallBox or ReadSlow have ads?

Neither RecallBox nor ReadSlow shows ads.

### Which is updated more often, RecallBox or ReadSlow?

RecallBox ships an update every 2 weeks, and ReadSlow every 3 days. Most recently, RecallBox was updated on October 30, 2026 and ReadSlow on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*