# 音圓N2 vs AIO HRM

The clearest difference is update cadence: AIO HRM at every 2 days against 音圓N2's every 4 months. 音圓N2's advantage is iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

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

音圓N2 ships an update every 4 months, AIO HRM every 2 days. The most recent releases landed on September 28, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 音圓N2 | AIO HRM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (84 ratings)](https://appshunter.io/ios/app/n2/id1480365809/reviews)** | — |
| Number of ratings | **84** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 35 MB | 6 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Inyuan Technology](https://appshunter.io/developer/803513698) | [MI XIN STUDIO](https://appshunter.io/developer/1550031379) |

## What reviewers say

### 音圓N2

[App page](https://appshunter.io/ios/app/n2/id1480365809)

Control your karaoke machine with your phone. Stream YouTube songs, eliminate vocals, adjust pitch, and use voice commands to find and manage your music. Personalize your karaoke experience with custom backgrounds and share your recordings.

**Highlights:** Stream YouTube songs with vocal elimination, Voice command song search and control, Adjust pitch and tempo, Select custom backgrounds and create lyric videos, Share recordings and social media integration, View lyrics and vocal difficulty

**Features:** macOS Compatibility

**In-app purchases:** none


### AIO HRM

[App page](https://appshunter.io/ios/app/aio-hrm/id6790993841)

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

**In-app purchases:** none


## Frequently asked questions

### Is 音圓N2 free?

音圓N2 is free to download, with no in-app purchases.

### Is AIO HRM free?

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

### Do 音圓N2 or AIO HRM have ads?

Neither 音圓N2 nor AIO HRM shows ads.

### Which is updated more often, 音圓N2 or AIO HRM?

音圓N2 ships an update every 4 months, and AIO HRM every 2 days. Most recently, 音圓N2 was updated on September 28, 2026 and AIO HRM on October 10, 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.*