# Learn by Heart vs AI Study Sheet

The clearest difference is ads: AI Study Sheet at none against Learn by Heart's shown. AI Study Sheet also leads on update cadence (every 6 days vs every 9 months). Learn by Heart's advantage is iOS requirement (13.0 vs 16.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Learn by Heart sells 1 one-off in-app purchase and AI Study Sheet sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Learn by Heart ships an update every 9 months, AI Study Sheet every 6 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Learn by Heart | AI Study Sheet |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 9 months | **Every 6 days** |
| Monetization | — | Free with in-app purchases |
| Size | 28 MB | 9 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Wearablock Incorporated](https://appshunter.io/developer/1860170307) | [Masaki Iino](https://appshunter.io/developer/6778272211) |

## What reviewers say

### Learn by Heart

[App page](https://appshunter.io/ios/app/learn-by-heart-memorize/id6758448576)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


### AI Study Sheet

[App page](https://appshunter.io/ios/app/ai-study-sheet-flashcards/id6782023263)

Transform existing study materials into active-recall quizzes with AI. Snap photos or import PDFs, and the app automatically masks key terms for spaced repetition. Review materials with an auto-reveal mode that adapts to your learning behavior.

**Highlights:** Import photos and PDFs, Automatic AI masking of key terms, Review reminders, Auto Study Mode with sequential reveal, Adaptive learning based on study behavior, Organized study material library, Flexible material viewing and editing

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Saves | $4.99 | one-time |


## Frequently asked questions

### Is Learn by Heart free?

Learn by Heart is free to download, with in-app purchases available.

### Is AI Study Sheet free?

AI Study Sheet is free to download, with in-app purchases available.

### Do Learn by Heart or AI Study Sheet have ads?

Learn by Heart shows ads; AI Study Sheet does not.

### Which is updated more often, Learn by Heart or AI Study Sheet?

Learn by Heart ships an update every 9 months, and AI Study Sheet every 6 days. Most recently, Learn by Heart was updated on October 25, 2026 and AI Study Sheet on October 28, 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.*