# Mimir vs StudyPDF

The clearest difference is review sentiment: StudyPDF at 100% against Mimir's 55%. StudyPDF also leads on iOS requirement (17.0 vs 26.1). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Mimir sells 2 in-app purchases, starting at $12.99 per month and StudyPDF sells 5 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Mimir ships an update every 8 days, StudyPDF every 2 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Mimir | StudyPDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (121 ratings)](https://appshunter.io/ios/app/mimir-general-knowledge-quiz/id6511234817/reviews)** | — |
| Number of ratings | **121** | — |
| Positive reviews | 54.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | Freemium |
| Size | 62 MB | 40 MB |
| Requires iOS | 26.1 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RandomWalk](https://appshunter.io/developer/1755557478) | [Luis Henrich-Bandis](https://appshunter.io/developer/6786604816) |

## What reviewers say

### Mimir

[App page](https://appshunter.io/ios/app/mimir-general-knowledge-quiz/id6511234817)

This app makes learning an adventure with an AI-powered tutor that adapts to your learning style. It uses vibrant visuals and interactive conversations to make complex topics engaging and easy to understand, covering a wide range of subjects.

**Highlights:** AI-powered adaptive tutor, Interactive visual learning, Engaging conversational learning, Wide range of topics, Personalized learning experience

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mimir Pro - Monthly | $12.99 | per month |
| Mimir Pro - Yearly | $89.99 | per year |


### 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 |


## Frequently asked questions

### Is Mimir free?

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

### Is StudyPDF free?

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

### Do Mimir or StudyPDF have ads?

Neither Mimir nor StudyPDF shows ads.

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

Mimir ships an update every 8 days, and StudyPDF every 2 weeks. Most recently, Mimir was updated on October 24, 2026 and StudyPDF on October 25, 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.*