# StudyPDF vs Memmo

The clearest difference is in-app purchases: Memmo at none against StudyPDF's 5. Memmo also leads on update cadence (every 3 days vs every 4 weeks). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. StudyPDF sells 5 in-app purchases, starting at $5.99 per 7 days. Memmo asks for nothing beyond the download.

StudyPDF ships an update every 4 weeks, Memmo every 3 days. The most recent releases landed on October 4, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | StudyPDF | Memmo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/memmo-ai-study-tools/id6799171035/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 3 days** |
| Monetization | Freemium | Freemium |
| Size | 70 MB | 82 MB |
| Requires iOS | 16.4 | 16.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Luis Henrich-Bandis](https://appshunter.io/developer/6786604816) | [Memmo Learning AB](https://appshunter.io/developer/6799171037) |

## What reviewers say

### StudyPDF

[App page](https://appshunter.io/ios/app/studypdf-ai-study-and-exam-prep/id6786604814)

Transform your course materials into personalized study aids. This AI-powered tutor generates flashcards, quizzes, and summaries from your uploaded notes, slides, or even YouTube lectures. Focus your revision on areas where you need the most improvement, with all information directly linked to its source.

**Highlights:** AI-powered study tutor, Personalized flashcards with spaced repetition, Quizzes and practice exams, Study guides and summaries, Mind maps and cheat sheets, Offline study capabilities, Source citation for all content

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $5.99 | per 7 days |
| Pro Monthly | $11.99 | per month |
| Ultra Monthly | $19.99 | per month |
| Pro Yearly | $71.99 | per year |
| Ultra Yearly | $119.99 | 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 StudyPDF free?

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

### Is Memmo free?

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

### Do StudyPDF or Memmo have ads?

Neither StudyPDF nor Memmo shows ads.

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

StudyPDF ships an update every 4 weeks, and Memmo every 3 days. Most recently, StudyPDF was updated on October 4, 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.*