Y Combinator vs LeetCard
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Y Combinator
Access Y Combinator's extensive library of startup content, including YouTube videos, podcasts, and essays. It also serves as a mobile client for Hacker News, offering the latest startup news for founders and programmers. Additional features are available for YC-funded founders.
- Organized YC YouTube videos
- Startup School content
- On-the-go podcast listening
- Hacker News mobile client
- YC founder-only knowledge base
- Access Bookface feed and messages
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The Y Combinator App is your home for all things YC. It organizes all of YC's YouTube videos, podcasts, and essays. It's also a mobile client for Hacker News, the best startup news source for programmers and technical founders. For founders who have been funded by YC, it has additional features. For everyone: - Organizes all of YC's YouTube videos - the world's best content on startups - All of the content from Startup School - Listen to YC podcasts on the go - Read Hacker News - the best news source for programmers and technical founders For YC founders: - Access the Bookface feed - Access Bookface messages - Read the YC founder-only knowledge base
LeetCard
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.
- AI-powered hints
- Personalized study plans
- Smart flashcards
- Clean organization
- Personalized dashboard
- Detailed analytics
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LeetCard is an AI-powered coding interview prep app that helps you master problems through smart flashcards, adaptive learning, and focused practice. Whether you're brushing up on fundamentals or grinding LeetCode Hard, LeetCard keeps you on track with personalized plans, clean organization, and intelligent hints - so you never get stuck. Key Features: • AI-powered hints for every problem, powered by OpenAI • Personalized study plans that adapt to your level • Smart flashcards for fast, on-the-go review • Clean organization of problems, notes, and progress • A personalized dashboard to stay focused and motivated • Detailed analytics to monitor growth and spot weak areas Support: • Privacy Policy: https://www.kubicle.studio/leetcard/privacy.html • Terms and Conditions: https://www.kubicle.studio/leetcard/terms.html
Screenshots
Verdict
The clearest difference is in-app purchases: Y Combinator at none against LeetCard's 3. Y Combinator also leads on ads (none vs shown). LeetCard's advantage is update cadence (every 2 days vs every 3 weeks) and rating (4.5 vs 4.3). On price, review sentiment, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. LeetCard sells 3 in-app purchases, starting at $3.99 per month. Y Combinator asks for nothing beyond the download.
LeetCard holds the better App Store score, 4.5 against 4.3. Both are backed by a comparable volume of ratings — 26 and 80 respectively. Written reviews point the same way: 50% of Y Combinator's written reviews are positive against 54% of LeetCard's.
Y Combinator ships an update every 3 weeks, LeetCard every 2 days. The most recent releases landed on September 18, 2026 and September 29, 2026 respectively.
| Parameter | Y Combinator | LeetCard |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (26 ratings) | 4.5 (80 ratings) — better |
| Positive reviews | 50.0% of reviews | 53.8% of reviews — better |
| Number of ratings | 26 | 80 — better |
| Update frequency | Every 3 weeks | Every 2 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.4 | 16.4 |
| Further details — not scored | ||
| Size | 84 MB | 124 MB |
| Age rating | 4+ | 4+ |
| Developer | Y Combinator | Kubicle LLC |
Customer experience
Y Combinator
LeetCard
In-app purchases
Y Combinator
No in-app purchases
LeetCard
- LeetCard Pro$3.991 Month
- LeetCard Pro3 Days trial$24.991 Year
- LeetCard Pro$39.99
