Codelet vs Y Combinator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Codelet
Prepare for technical interviews by identifying core coding patterns and analyzing your performance. Practice coding questions conveniently to improve your skills and pinpoint areas for growth.
- Identify core patterns
- Analyze approaches
- Track performance
- Identify improvement areas
- Practice coding questions
- Anytime, anywhere practice
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∙ Identify and analyze the core patterns and approaches ∙ View how well you’re doing and where you can improve ∙ Practice coding questions anywhere and anytime
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
Screenshots
Verdict
The clearest difference is rating: Codelet at 4.7 against Y Combinator's 4.3. Codelet also leads on ratings volume (127 vs 26) and iOS requirement (13.4 vs 16.4). Y Combinator's advantage is update cadence (every 8 days vs every 2 months). On price, review sentiment, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Codelet holds the better App Store score, 4.7 against 4.3. Both are backed by a comparable volume of ratings — 127 and 26 respectively. Written reviews point the same way: 53% of Codelet's written reviews are positive against 50% of Y Combinator's.
Codelet ships an update every 2 months, Y Combinator every 8 days. Both last shipped on October 6, 2026.
| Parameter | Codelet | Y Combinator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (127 ratings) — better | 4.3 (26 ratings) |
| Positive reviews | 53.3% of reviews — better | 50.0% of reviews |
| Number of ratings | 127 — better | 26 |
| Update frequency | Every 2 months | Every 8 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.4 — better | 16.4 |
| Further details — not scored | ||
| Size | 25 MB | 84 MB |
| Age rating | 4+ | 4+ |
| Developer | Codelet LLC | Y Combinator |
Customer experience
Codelet
Y Combinator
In-app purchases
Codelet
No in-app purchases
Y Combinator
No in-app purchases
