# SING vs OnyaChat

The clearest difference is in-app purchases: SING at none against OnyaChat's 5. SING also leads on update cadence (every 6 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. OnyaChat sells 5 one-off in-app purchases. SING asks for nothing beyond the download.

SING ships an update every 6 days, OnyaChat every 2 months. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | SING | OnyaChat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (3 ratings)](https://appshunter.io/ios/app/sing-vocal-mastery/id6742535484/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 2 months |
| Monetization | Free | — |
| Size | 189 MB | 129 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [sanasofthk](https://appshunter.io/developer/1660200098) | [义平 马](https://appshunter.io/developer/1832906260) |

## What reviewers say

### SING

[App page](https://appshunter.io/ios/app/sing-vocal-mastery/id6742535484)

This app helps users improve their singing by providing real-time pitch analysis and vocal isolation. It offers tools for mic and speaker optimization and organized track management for practice sessions.

**Highlights:** Real-time pitch analyzer, Vocal isolation, Mic & speaker optimization, Track management, Personalized practice

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

**In-app purchases:** none


### OnyaChat

[App page](https://appshunter.io/ios/app/onyachat/id6749931093)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 0.99USD | $0.99 | one-time |
| onya_coins_4.99_ios | $4.99 | one-time |
| onya_coins_19.99_ios | $19.99 | one-time |
| onya_coins_49.99_ios | $49.99 | one-time |
| onya_coins_99.99_ios | $99.99 | one-time |


## Frequently asked questions

### Is SING free?

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

### Is OnyaChat free?

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

### Do SING or OnyaChat have ads?

Neither SING nor OnyaChat shows ads.

### Which is updated more often, SING or OnyaChat?

SING ships an update every 6 days, and OnyaChat every 2 months. Most recently, SING was updated on October 30, 2026 and OnyaChat on October 28, 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.*