# ReadLens vs Memmo

The clearest difference is in-app purchases: Memmo at none against ReadLens's 3. Memmo also leads on update cadence (every 3 days vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ReadLens sells 3 in-app purchases, starting at $1.99 per month. Memmo asks for nothing beyond the download.

ReadLens ships an update every 6 months, Memmo every 3 days. The most recent releases landed on October 18, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | ReadLens | Memmo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/memmo-ai-study-tools/id6799171035/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 82 MB | 82 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JIEUN SONG](https://appshunter.io/developer/1891034196) | [Memmo Learning AB](https://appshunter.io/developer/6799171037) |

## What reviewers say

### ReadLens

[App page](https://appshunter.io/ios/app/readlens-ai-text-analyzer/id6761712530)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Quarterly Subscription | $5.99 | per 3 months |
| Annual Subscription | $19.99 | per year |


### Memmo

[App page](https://appshunter.io/ios/app/memmo-ai-study-tools/id6799171035)

Transform your study materials into interactive quizzes, flashcards, summaries, and podcasts. This AI-powered tool helps you master course content by generating study aids from PDFs, notes, YouTube links, or recorded lectures. Organize your learning by course and track your progress with intelligent insights.

**Highlights:** AI-generated quizzes, Spaced repetition flashcards, Customizable summaries, Lecture-to-podcast conversion, AI tutor for course material, Course-specific organization

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

**In-app purchases:** none


## Frequently asked questions

### Is ReadLens free?

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

### Is Memmo free?

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

### Do ReadLens or Memmo have ads?

Neither ReadLens nor Memmo shows ads.

### Which is updated more often, ReadLens or Memmo?

ReadLens ships an update every 6 months, and Memmo every 3 days. Most recently, ReadLens was updated on October 18, 2026 and Memmo on October 14, 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.*