DePaul COL vs Y Combinator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DePaul COL
Access and watch your college lectures on your iPhone or iPad. This app mirrors the desktop player experience, showing lecture videos, whiteboards, and the lecturer's screen.
- View lecture videos
- Display whiteboards
- Show lecturer's computer screen
- Download lectures
- iOS/iPadOS compatibility
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DePaul COL is an iOS/iPadOS app specifically designed for the iPhone and iPad. You can download and view your COL lectures on their Apple devices. This app can display all the same screens as the desktop players, such as the video from the lecture, the whiteboards, and the lecturer’s computer screen.
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 review sentiment: Y Combinator at 50% against DePaul COL's 0%. Y Combinator also leads on update cadence (every 8 days vs every 14 months). DePaul COL's advantage is iOS requirement (13.0 vs 16.4). On price, ads, in-app purchases and monetization model 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.
DePaul COL ships an update every 14 months, Y Combinator every 8 days. The most recent releases landed on October 3, 2026 and October 6, 2026 respectively.
| Parameter | DePaul COL | Y Combinator |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.3 (26 ratings) — better |
| Positive reviews | 0.0% of reviews | 50.0% of reviews — better |
| Number of ratings | — | 26 — better |
| Update frequency | Every 14 months | Every 8 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 8 MB | 84 MB |
| Age rating | 4+ | 4+ |
| Developer | DePaul University CDM_COL | Y Combinator |
Customer experience
DePaul COL
Y Combinator
In-app purchases
DePaul COL
No in-app purchases
Y Combinator
No in-app purchases
