# GanJiang Timer vs Rulvo

The clearest difference is update cadence: GanJiang Timer at every 2 days against Rulvo's every 5 days. GanJiang Timer also leads on device support (4 vs 2) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. GanJiang Timer sells 4 in-app purchases, starting at $3.99 per month and Rulvo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

GanJiang Timer ships an update every 2 days, Rulvo every 5 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | GanJiang Timer | Rulvo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/rulvo/id6807753839/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 days |
| Monetization | — | Free with in-app purchases |
| Size | 52 MB | 162 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [显金 王](https://appshunter.io/developer/1896593904) | [同德 郑](https://appshunter.io/developer/6788617584) |

## What reviewers say

### GanJiang Timer

[App page](https://appshunter.io/ios/app/ganjiang-timer/id6798547929)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Quarterly | $9.99 | per 3 months |
| Semi-Annual | $19.99 | per 6 months |
| Yearly | $29.99 | per year |


### Rulvo

[App page](https://appshunter.io/ios/app/rulvo/id6807753839)

This app helps students manage their academic life by providing tools for scheduling, focused study sessions, and exam preparation. It offers countdown timers, customizable plans, and progress tracking to ensure users are ready for their exams.

**Highlights:** Exam countdown timer, Daily timetable scheduling, Focused study sessions with breaks, Timed exam practice mode, Live Activity and Home Screen widgets, Learning history and daily summaries

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 格律 Pro 永久解锁 | $5.99 | one-time |


## Frequently asked questions

### Is GanJiang Timer free?

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

### Is Rulvo free?

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

### Do GanJiang Timer or Rulvo have ads?

Neither GanJiang Timer nor Rulvo shows ads.

### Which is updated more often, GanJiang Timer or Rulvo?

GanJiang Timer ships an update every 2 days, and Rulvo every 5 days. Most recently, GanJiang Timer was updated on October 24, 2026 and Rulvo on October 25, 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.*