# LeetCard vs alphaXiv

The clearest difference is review sentiment: alphaXiv at 100% against LeetCard's 54%. alphaXiv also leads on in-app purchases (none vs 3) and ads (none vs shown). LeetCard's advantage is update cadence (every 2 days vs every 4 days) and ratings volume (75 vs 17). On price, device support 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. alphaXiv asks for nothing beyond the download.

alphaXiv holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 75 and 17 respectively. Written reviews point the same way: 54% of LeetCard's written reviews are positive against 100% of alphaXiv's.

LeetCard ships an update every 2 days, alphaXiv every 4 days. The most recent releases landed on September 21, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | LeetCard | alphaXiv |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (75 ratings)](https://appshunter.io/ios/app/leetcard-coding-flashcards/id6478087443/reviews) | **[4.7 (17 ratings)](https://appshunter.io/ios/app/alphaxiv/id6782411985/reviews)** |
| Number of ratings | **75** | 17 |
| Positive reviews | 53.8% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Every 4 days |
| Monetization | Free with in-app purchases | **Free** |
| Size | 124 MB | 73 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [Kubicle LLC](https://appshunter.io/developer/1679797468) | [alphaXiv Inc.](https://appshunter.io/developer/6782411987) |

## 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 |


### alphaXiv

[App page](https://appshunter.io/ios/app/alphaxiv/id6782411985)

This app helps researchers stay updated with the latest AI studies from arXiv. It offers AI-powered summaries, literature reviews, and visual explanations of complex papers. Users can also annotate papers and track their research interests.

**Highlights:** Trending research feed, AI-powered literature reviews, Interactive paper reader with notes, AI Visual Blogs for paper explanations, Personalized research recommendations

**In-app purchases:** none


## Frequently asked questions

### Is LeetCard free?

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

### Is alphaXiv free?

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

### Which has better reviews, LeetCard or alphaXiv?

alphaXiv is rated higher. LeetCard averages 4.4 out of 5 from 75 ratings, while alphaXiv averages 4.7 from 17 ratings.

### Do LeetCard or alphaXiv have ads?

LeetCard shows ads; alphaXiv does not.

### Which is updated more often, LeetCard or alphaXiv?

LeetCard ships an update every 2 days, and alphaXiv every 4 days. Most recently, LeetCard was updated on September 21, 2026 and alphaXiv on September 14, 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.*