# DanceRail3 vs IOSU!

The clearest difference is rating: DanceRail3 at 4.8 against IOSU!'s 4.1. IOSU!'s advantage is iOS requirement (9.0 vs 15.0). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DanceRail3 holds the better App Store score, 4.8 against 4.1. Both are backed by a comparable volume of ratings — 918 and 349 respectively. Written reviews complicate that: 60% of DanceRail3's written reviews are positive against 63% of IOSU!'s, so the app with the better star average is not the one people write more warmly about.

## The numbers

| Metric | DanceRail3 | IOSU! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (918 ratings)](https://appshunter.io/ios/app/dancerail3/id1442619889/reviews)** | [4.1 (349 ratings)](https://appshunter.io/ios/app/iosu/id1458578980/reviews) |
| Number of ratings | **918** | 349 |
| Positive reviews | 59.7% of reviews | **63.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | Free |
| Size | 2.7 GB | 32 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Yuyu Li](https://appshunter.io/developer/1156160765) | [Float32 Inc](https://appshunter.io/developer/467707684) |

## What reviewers say

### DanceRail3

[App page](https://appshunter.io/ios/app/dancerail3/id1442619889)

Experience a rhythm game with a new picture and original judgment system for enhanced gameplay. Enjoy continuously updated songs with no purchases or ads.

**Highlights:** New picture for fresh pleasure, Original judgment system, Continuously updated songs, No purchase required, No ads

**In-app purchases:** none

**What reviewers like**

- 🎮 Excellent rhythm game mechanics
- 🎶 Massive song library with variety
- 💯 Completely free-to-play experience
- 🎨 Appealing visual aesthetics

**What reviewers complain about**

- 🐛 Frequent crashes and glitches
- 🤯 Inconsistent difficulty levels
- 🔒 Restrictive paywall for higher difficulties
- 🔊 Annoying auto-hit sound effects

**Reported bugs**

- Game crashes on skill test 8
- Notes disappearing or changing mid-song
- Unable to load songs or levels
- Compatibility issues on older devices

**Requested features**

- Add online multiplayer mode
- Implement account sync/transfer across devices
- Improve difficulty balancing and progression
- Provide option to disable audio effects


### IOSU!

[App page](https://appshunter.io/ios/app/iosu/id1458578980)

Enjoy rhythm games by playing your own beatmap files. Supports 4-key and 5x5 key modes, with more to come. Easily upload your custom beatmaps wirelessly from your PC or Mac.

**Highlights:** Play custom beatmap files, 4 Keys mode, 5x5 Keys mode, Wireless beatmap upload, PC/Mac file transfer

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

**In-app purchases:** none

**What reviewers like**

- 🎮 Best osu!mania port available for iOS
- 📥 Easy .osz file import and drag-and-drop functionality
- 🎯 Accurate beatmap emulation and auto-mapping
- 🎨 Multiple game modes (4k, 7k, 5x5)
- ⚡ Smooth performance and responsive gameplay

**What reviewers complain about**

- 📱 Forced portrait mode limits playability
- 🔗 Broken URL/server for beatmap uploads
- 🎵 Only one default song included
- ⚙️ Lack of customization options
- 🎯 Inconsistent hit registration

**Reported bugs**

- URL server returns 'no' or 'forbidden' error when uploading beatmaps
- Cannot add beatmaps after reinstalling app
- Some beatmaps fail to load completely
- Hold note patterns render incorrectly
- Notes appear late or underneath hit zone at song start

**Requested features**

- Landscape mode support
- Custom scroll speed adjustment
- Skin customization and import
- Audio delay/offset adjustment
- Hit sounds


## Frequently asked questions

### Is DanceRail3 free?

DanceRail3 is free to download, with no in-app purchases.

### Is IOSU! free?

IOSU! is free to download, with no in-app purchases.

### Which has better reviews, DanceRail3 or IOSU!?

DanceRail3 is rated higher. DanceRail3 averages 4.8 out of 5 from 918 ratings, while IOSU! averages 4.1 from 349 ratings.

### Do DanceRail3 or IOSU! have ads?

Neither DanceRail3 nor IOSU! shows ads.

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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.*