# PSU App vs RevisionSuccess

The clearest difference is in-app purchases: PSU App at none against RevisionSuccess's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. RevisionSuccess sells 2 in-app purchases, starting at $12.00 per month. PSU App asks for nothing beyond the download.

PSU App ships an update every 2 weeks, RevisionSuccess every 9 days. The most recent releases landed on September 21, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | PSU App | RevisionSuccess |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/revisionsuccess-ai-study-app/id6776130065/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Monetization | **Free** | Freemium |
| Size | 71 MB | 44 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PRINCE OF SONGKLA UNIVERSITY](https://appshunter.io/developer/1456089991) | [REVISIONSUCCESS COMPANY LIMITED](https://appshunter.io/developer/6776130277) |

## What reviewers say

### PSU App

[App page](https://appshunter.io/ios/app/psu-app/id1607333227)

This official university application consolidates essential campus services for students, staff, and visitors. It provides a centralized platform for accessing various university resources and information.

**Highlights:** Official university application, Consolidated campus services, For students, staff, and visitors, Centralized resource access

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

**In-app purchases:** none


### RevisionSuccess

[App page](https://appshunter.io/ios/app/revisionsuccess-ai-study-app/id6776130065)

Transform your study materials into a personalized learning system with AI. Generate study plans, interactive lessons, quizzes, and flashcards from your own notes and documents. Get instant answers from an AI tutor and master your subjects faster.

**Highlights:** AI-generated study plans, Interactive lessons and flashcards, Smart quizzes with instant feedback, AI tutor for instant answers, Upload personal study materials, Classroom management for teachers

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $12.00 | per month |
| Pro Annual | $99.00 | per year |


## Frequently asked questions

### Is PSU App free?

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

### Is RevisionSuccess free?

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

### Do PSU App or RevisionSuccess have ads?

Neither PSU App nor RevisionSuccess shows ads.

### Which is updated more often, PSU App or RevisionSuccess?

PSU App ships an update every 2 weeks, and RevisionSuccess every 9 days. Most recently, PSU App was updated on September 21, 2026 and RevisionSuccess on September 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*