# SELF U vs PSU LibX

The clearest difference is review sentiment: PSU LibX at 100% against SELF U's 41%. PSU LibX also leads on in-app purchases (none vs 7) and update cadence (every 4 days vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SELF U sells 7 one-off in-app purchases. PSU LibX asks for nothing beyond the download.

SELF U ships an update every 5 weeks, PSU LibX every 4 days. The most recent releases landed on October 7, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | SELF U | PSU LibX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/self-u/id1217768492/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 41.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 120 MB | 50 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [XeerSoft Thailand Co,Ltd.](https://appshunter.io/developer/548538383) | [PRINCE OF SONGKLA UNIVERSITY](https://appshunter.io/developer/1456089991) |

## What reviewers say

### SELF U

[App page](https://appshunter.io/ios/app/self-u/id1217768492)

This platform offers a comprehensive online learning experience with courses taught by experts across various subjects. Access lessons anytime, anywhere, and manage your learning journey conveniently. Enhance your skills and knowledge with a wide range of educational content.

**Highlights:** Anywhere, Anytime Learning, Class Booking Management, Full Coverage of Study Areas, Expert and Famous Instructors, Self-Development Courses

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pack Read Around (Lesson 1-4) | $64.99 | one-time |
| Advanced Vocab + Reading | $119.99 | one-time |
| Advanced Vocab & Reading | $119.99 | one-time |
| Complete 5,000 Vocabularies | $139.99 | one-time |
| Ultimate Writing ปี 2559 | $174.99 | one-time |
| Advanced Writing (เทอม 1/61) | $209.99 | one-time |
| Advanced Admission (เทอม 1/60) | $299.99 | one-time |


### PSU LibX

[App page](https://appshunter.io/ios/app/psu-libx/id6470150838)

Enhance your library experience with this app, offering features like QR code entry, book searching across multiple campuses, and self-checkout. It also allows for fine payments and free eBook access.

**Highlights:** QR code/barcode for library entry, Search books across 5 campuses, Self-checkout books, Pay library fines, Read free eBooks, Face recognition entry, Biometric authentication

**In-app purchases:** none


## Frequently asked questions

### Is SELF U free?

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

### Is PSU LibX free?

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

### Do SELF U or PSU LibX have ads?

Neither SELF U nor PSU LibX shows ads.

### Which is updated more often, SELF U or PSU LibX?

SELF U ships an update every 5 weeks, and PSU LibX every 4 days. Most recently, SELF U was updated on October 7, 2026 and PSU LibX on September 28, 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.*