# LeetCard vs CS Quest

The clearest difference is in-app purchases: CS Quest at none against LeetCard's 3. CS Quest also leads on ads (none vs shown) and device support (3 vs 1). LeetCard's advantage is update cadence (every 2 days vs fortnightly). On price and iOS requirement there is nothing between them.

Both are free to download. LeetCard sells 3 in-app purchases, starting at $3.99 per month. CS Quest asks for nothing beyond the download.

LeetCard ships an update every 2 days, CS Quest fortnightly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | LeetCard | CS Quest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (83 ratings)](https://appshunter.io/ios/app/leetcard-coding-flashcards/id6478087443/reviews)** | — |
| Number of ratings | **83** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 124 MB | 21 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kubicle LLC](https://appshunter.io/developer/1679797468) | [PriyankRaj Katariya](https://appshunter.io/developer/6802582833) |

## What reviewers say

### LeetCard

[App page](https://appshunter.io/ios/app/leetcard-coding-flashcards/id6478087443)

Prepare for coding interviews with AI-powered flashcards and adaptive learning. Master data structures, algorithms, and coding patterns with personalized plans and intelligent hints. Track your progress with detailed analytics to identify weak areas and stay motivated.

**Highlights:** AI-powered hints, Personalized study plans, Smart flashcards, Clean organization, Personalized dashboard, Detailed analytics

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LeetCard Pro | $3.99 | per month |
| LeetCard Pro | $24.99 | per year |
| LeetCard Pro | $39.99 | one-time |


### CS Quest

[App page](https://appshunter.io/ios/app/cs-quest-block-coding-game/id6813055282)

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

**In-app purchases:** none


## Frequently asked questions

### Is LeetCard free?

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

### Is CS Quest free?

CS Quest is free to download, with no in-app purchases.

### Do LeetCard or CS Quest have ads?

LeetCard shows ads; CS Quest does not.

### Which is updated more often, LeetCard or CS Quest?

LeetCard ships an update every 2 days, and CS Quest fortnightly. Most recently, LeetCard was updated on October 25, 2026 and CS Quest on October 24, 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.*