# FlashCard By AI vs FlashStacks

The clearest difference is in-app purchases: FlashCard By AI at none against FlashStacks's 3. FlashCard By AI also leads on rating (5.0 vs 4.6). FlashStacks's advantage is ratings volume (8 vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. FlashStacks sells 3 in-app purchases, starting at $4.99 per month. FlashCard By AI asks for nothing beyond the download.

FlashCard By AI holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: FlashStacks has 8 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 8, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | FlashCard By AI | FlashStacks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/flashcard-by-ai-smart-study/id6747255330/reviews)** | [4.6 (8 ratings)](https://appshunter.io/ios/app/flashstacks-flashcard-study/id6762071988/reviews) |
| Number of ratings | 1 | **8** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | **Free** | Freemium |
| Size | 20 MB | 10 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hai Pham](https://appshunter.io/developer/1820411590) | [Bailey Skewes](https://appshunter.io/developer/1892771018) |

## What reviewers say

### FlashCard By AI

[App page](https://appshunter.io/ios/app/flashcard-by-ai-smart-study/id6747255330)

Learn languages directly from your home screen with interactive widgets. This app uses AI to generate personalized vocabulary sets and offers over 27 languages. Study anytime, anywhere, without even opening the application.

**Highlights:** Interactive home screen widgets, AI-powered vocabulary generation, 27+ languages supported, Customizable topics, Audio pronunciation, Smart quizzes

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 FlashCard By AI free?

FlashCard By AI is free to download, with no in-app purchases.

### Is FlashStacks free?

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

### Which has better reviews, FlashCard By AI or FlashStacks?

FlashCard By AI is rated higher. FlashCard By AI averages 5.0 out of 5 from 1 ratings, while FlashStacks averages 4.6 from 8 ratings.

### Do FlashCard By AI or FlashStacks have ads?

Neither FlashCard By AI nor FlashStacks shows ads.

### Which is updated more often, FlashCard By AI or FlashStacks?

FlashCard By AI ships an update weekly, and FlashStacks weekly. Most recently, FlashCard By AI was updated on October 8, 2026 and FlashStacks on October 12, 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.*