# AnkiMobile Flashcards vs FlashStacks

The clearest difference is price: FlashStacks at Free against AnkiMobile Flashcards's $24.99. FlashStacks also leads on review sentiment (100% vs 58%) and rating (4.6 vs 4.0). AnkiMobile Flashcards's advantage is in-app purchases (none vs 3) and ratings volume (2.4K vs 7). On ads there is nothing between them.

FlashStacks is free to download; AnkiMobile Flashcards costs $24.99 up front. FlashStacks sells 3 in-app purchases, starting at $4.99 per month. AnkiMobile Flashcards asks for nothing beyond the download.

FlashStacks holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: AnkiMobile Flashcards has 2.4K ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 58% of AnkiMobile Flashcards's written reviews are positive against 100% of FlashStacks's.

AnkiMobile Flashcards ships an update every 6 weeks, FlashStacks every 8 days. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | AnkiMobile Flashcards | FlashStacks |
| --- | --- | --- |
| Price | $24.99 | **Free** |
| Rating | [4.0 (2.4K ratings)](https://appshunter.io/ios/app/ankimobile-flashcards/id373493387/reviews) | **[4.6 (7 ratings)](https://appshunter.io/ios/app/flashstacks-flashcard-study/id6762071988/reviews)** |
| Number of ratings | **2.4K** | 7 |
| Positive reviews | 58.5% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 8 days** |
| Monetization | Paid | **Freemium** |
| Best chart rank | **#1** | — |
| Size | 38 MB | 11 MB |
| Requires iOS | **15.2** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Anki Software LLC](https://appshunter.io/developer/1895276950) | [Bailey Skewes](https://appshunter.io/developer/1892771018) |

## What reviewers say

### AnkiMobile Flashcards

[App page](https://appshunter.io/ios/app/ankimobile-flashcards/id373493387)

**Currently charting:** #1 Top Paid · Education, #5 Top Paid, #47 Top Grossing · Education (US App Store)

This app is a powerful and intelligent flashcard companion for a popular desktop program. It offers smart scheduling algorithms, flexible study interfaces, and comprehensive statistics to aid learning. Sync your progress across devices and study offline with media-rich cards.

**Highlights:** Cloud synchronization across devices, SM2 and FSRS scheduling algorithms, Flexible and efficient study interface, Comprehensive study graphs and statistics, Support for large card decks, Offline study with media, Advanced card search functionality

**Features:** Game Controller support, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 💯 Excellent learning tool
- 🤓 Powerful spaced repetition algorithm
- 🌐 Seamless cross-device sync
- 🎨 Customizable flashcards
- 📚 Supports various media (text, images, audio, video)

**What reviewers complain about**

- 🤯 Steep learning curve
- 🤖 Unintuitive interface
- 🖼️ Issues with image syncing and display
- 🔌 Syncing problems between devices
- 🕰️ Slow performance and lag

**Reported bugs**

- Cards disappearing after updates
- Inconsistent behavior when switching between apps
- Inability to delete decks on mobile
- Sync issues causing data loss
- Compatibility problems with older iOS versions

**Requested features**

- Add dark mode option
- Improve card browsing and management features
- Integrate with Apple Pencil for better note-taking
- Add support for more file formats (e.g., Opus audio)
- Enhance mobile-specific features and UI


### FlashStacks

[App page](https://appshunter.io/ios/app/flashstacks-flashcard-study/id6762071988)

Transform study materials into interactive Home Screen widgets. AI generates flashcards from PDFs, and spaced repetition optimizes learning. Visualize concepts with image occlusion and track progress with detailed stats.

**Highlights:** Home and Lock Screen widgets, AI-powered PDF to flashcard generation, Spaced repetition learning, Image occlusion cards, Progress tracking and stats, Customizable widget themes

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FlashStacks Premium — Monthly | $4.99 | per month |
| Premium Special Offer | $24.99 | per year |
| FlashStacks Premium — Annual | $39.99 | per year |


## Frequently asked questions

### Is AnkiMobile Flashcards free?

AnkiMobile Flashcards costs $24.99, with no in-app purchases.

### Is FlashStacks free?

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

### Which has better reviews, AnkiMobile Flashcards or FlashStacks?

FlashStacks is rated higher. AnkiMobile Flashcards averages 4.0 out of 5 from 2.4K ratings, while FlashStacks averages 4.6 from 7 ratings.

### Do AnkiMobile Flashcards or FlashStacks have ads?

Neither AnkiMobile Flashcards nor FlashStacks shows ads.

### Which is updated more often, AnkiMobile Flashcards or FlashStacks?

AnkiMobile Flashcards ships an update every 6 weeks, and FlashStacks every 8 days. Most recently, AnkiMobile Flashcards was updated on November 3, 2026 and FlashStacks 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.*