# UtaMemo vs SingOn

The clearest difference is iOS requirement: UtaMemo at 13.0 against SingOn's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

UtaMemo ships an update every 4 days, SingOn every 3 days. The most recent releases landed on October 18, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | UtaMemo | SingOn |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 4 days | **Every 3 days** |
| Size | 84 MB | 21 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [natsuki kawamata](https://appshunter.io/developer/1884389050) | [INPHIL CHOI](https://appshunter.io/developer/6785766361) |

## What reviewers say

### UtaMemo

[App page](https://appshunter.io/ios/app/utamemo/id6760427894)

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

**In-app purchases:** none


### SingOn

[App page](https://appshunter.io/ios/app/singon-karaoke-mic/id6801400420)

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

**In-app purchases:** none


## Frequently asked questions

### Is UtaMemo free?

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

### Is SingOn free?

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

### Do UtaMemo or SingOn have ads?

Both UtaMemo and SingOn show ads.

### Which is updated more often, UtaMemo or SingOn?

UtaMemo ships an update every 4 days, and SingOn every 3 days. Most recently, UtaMemo was updated on October 18, 2026 and SingOn on October 17, 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.*