# StudyDeck vs Hipocampus

The clearest difference is update cadence: StudyDeck at every 2 weeks against Hipocampus's every 2 months. StudyDeck also leads on device support (3 vs 1). Hipocampus's advantage is iOS requirement (18.0 vs 26.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. StudyDeck sells 2 in-app purchases, starting at $12.99 per year and Hipocampus sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

StudyDeck ships an update every 2 weeks, Hipocampus every 2 months. The most recent releases landed on October 3, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | StudyDeck | Hipocampus |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Freemium | — |
| Size | 13 MB | 3 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Frederic Bacro](https://appshunter.io/developer/1482824795) | [Mitaanshu Agarwal](https://appshunter.io/developer/1896724075) |

## What reviewers say

### StudyDeck

[App page](https://appshunter.io/ios/app/studydeck-ai-flashcards/id6760428575)

Transform notes, PDFs, or photos into AI-powered flashcards instantly. Offers seven study modes, including spaced repetition and practice tests, to help you learn smarter and ace exams. On-device AI ensures your study materials remain private.

**Highlights:** AI-powered flashcard generation, Import notes, PDFs, and photos, Seven distinct study modes, Spaced repetition (FSRS algorithm), On-device AI for privacy, Progress tracking and analytics, Share decks with classmates

**Features:** Safari Extension, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StudyDeck Premium Annual | $12.99 | per year |
| Lifetime Pass | $39.99 | one-time |


### Hipocampus

[App page](https://appshunter.io/ios/app/hipocampus/id6772046372)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hipocampus Pro Monthly | $2.99 | per month |
| Hipocampus Pro Yearly | $19.99 | per year |
| Hipocampus Pro Lifetime | $199.99 | one-time |


## Frequently asked questions

### Is StudyDeck free?

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

### Is Hipocampus free?

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

### Do StudyDeck or Hipocampus have ads?

Neither StudyDeck nor Hipocampus shows ads.

### Which is updated more often, StudyDeck or Hipocampus?

StudyDeck ships an update every 2 weeks, and Hipocampus every 2 months. Most recently, StudyDeck was updated on October 3, 2026 and Hipocampus on October 9, 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.*