# Riri for 立命館 vs Random Number Generator X

The clearest difference is in-app purchases: Riri for 立命館 at none against Random Number Generator X's 1. Riri for 立命館 also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.1). Random Number Generator X's advantage is update cadence (every 6 weeks vs every 6 months). On price and ads there is nothing between them.

Both are free to download. Random Number Generator X sells 1 one-off in-app purchase. Riri for 立命館 asks for nothing beyond the download.

Riri for 立命館 ships an update every 6 months, Random Number Generator X every 6 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Riri for 立命館 | Random Number Generator X |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/random-number-generator-x/id6471918556/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 53.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 36 MB | 7 MB |
| Requires iOS | **13.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tomoki Yabuuchi](https://appshunter.io/developer/1367124699) | [Yuki Yamagishi](https://appshunter.io/developer/1516430576) |

## What reviewers say

### Riri for 立命館

[App page](https://appshunter.io/ios/app/riri-for/id1459037031)

This app simplifies class scheduling and attendance tracking for university students. It allows easy addition of classes, syllabus access, and note-taking, all without requiring login credentials.

**Highlights:** Login-free access, Easy class registration, Automatic syllabus retrieval, One-tap attendance recording, In-class note-taking, Manual class input and editing

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

**In-app purchases:** none


### Random Number Generator X

[App page](https://appshunter.io/ios/app/random-number-generator-x/id6471918556)

Generate random numbers easily with a simple tap. Set your desired range and get instant random numbers. Keep track of generated numbers in history and control duplicate generation.

**Highlights:** Tap to generate random numbers, Set custom number ranges, History of generated numbers, Toggle duplicate generation, Simple and intuitive interface, Completely free to use

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hide Ads and Unlock Themes | $2.99 | one-time |


## Frequently asked questions

### Is Riri for 立命館 free?

Riri for 立命館 is free to download, with no in-app purchases.

### Is Random Number Generator X free?

Random Number Generator X is free to download, with in-app purchases available.

### Do Riri for 立命館 or Random Number Generator X have ads?

Both Riri for 立命館 and Random Number Generator X show ads.

### Which is updated more often, Riri for 立命館 or Random Number Generator X?

Riri for 立命館 ships an update every 6 months, and Random Number Generator X every 6 weeks. Most recently, Riri for 立命館 was updated on November 3, 2026 and Random Number Generator X on November 4, 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.*