# 臺大圖書館 vs YPT

The clearest difference is in-app purchases: 臺大圖書館 at none against YPT's 8. YPT's advantage is update cadence (every 2 days vs monthly) and review sentiment (56% vs 32%). On price and ads there is nothing between them.

Both are free to download. YPT sells 8 in-app purchases, starting at $2.99 per month. 臺大圖書館 asks for nothing beyond the download.

臺大圖書館 ships an update monthly, YPT every 2 days. The most recent releases landed on October 7, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | 臺大圖書館 | YPT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (1.8K ratings)](https://appshunter.io/ios/app/ypt-study-group/id1441909643/reviews)** |
| Number of ratings | — | **1.8K** |
| Positive reviews | 31.6% of reviews | **55.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 455 MB | 248 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [National Taiwan University Library](https://appshunter.io/developer/1116913981) | [UnCheon Baek](https://appshunter.io/developer/1143037815) |

## What reviewers say

### 臺大圖書館

[App page](https://appshunter.io/ios/app/id1116913982)

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

**In-app purchases:** none


### YPT

[App page](https://appshunter.io/ios/app/ypt-study-group/id1441909643)

Connect with millions globally to study together remotely. Track your progress, set daily goals, and join or create study groups. Visualize your achievements with detailed statistics and compete with others through real-time rankings.

**Highlights:** Time tracking for subjects, Daily 10-minute planner, Study group creation, Real-time ranking, Study statistics visualization, Friend activity monitoring

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $2.99 | per month |
| Monthly Premium | $4.99 | per month |
| Yearly Premium | $29.99 | per year |
| 100 flames | $0.99 | one-time |
| Unlock Apps | $0.99 | one-time |
| 600 flames | $3.99 | one-time |
| 6 months | $11.99 | one-time |
| 12months | $19.99 | one-time |

**What reviewers like**

- 🚀 Motivating and competitive
- 👍 Comprehensive features (timer, planner, study groups)
- 🎨 Customizable themes and aesthetics
- 🔊 Helpful background noise options

**What reviewers complain about**

- 🐛 Bugs and glitches (freezing, crashing, time recording issues)
- ⏱️ Time zone issues for users outside of Korea
- 🔒 Restricted app access during study sessions

**Reported bugs**

- Timer not stopping when exiting the app
- Inconsistent time recording across devices
- Sudden language changes without user input
- Connectivity issues and server problems

**Requested features**

- Add ability to edit/remove specific study time entries
- Implement a desktop/web version of the app
- Allow more customization options for the calendar and planner
- Improve the allowed apps feature to work more reliably


## Frequently asked questions

### Is 臺大圖書館 free?

臺大圖書館 is free to download, with no in-app purchases.

### Is YPT free?

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

### Do 臺大圖書館 or YPT have ads?

Neither 臺大圖書館 nor YPT shows ads.

### Which is updated more often, 臺大圖書館 or YPT?

臺大圖書館 ships an update monthly, and YPT every 2 days. Most recently, 臺大圖書館 was updated on October 7, 2026 and YPT on November 1, 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.*