# SoundMeterK vs MemoSoon

The clearest difference is update cadence: SoundMeterK at every 4 days against MemoSoon's weekly. SoundMeterK also leads on iOS requirement (16.0 vs 18.1). 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.

SoundMeterK ships an update every 4 days, MemoSoon weekly. The most recent releases landed on October 27, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | SoundMeterK | MemoSoon |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Weekly |
| Size | 9 MB | 8 MB |
| Requires iOS | **16.0** | 18.1 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [HIROYUKI SAITO](https://appshunter.io/developer/1696233625) | [Tomohiro Fujimura](https://appshunter.io/developer/1744808379) |

## What reviewers say

### SoundMeterK

[App page](https://appshunter.io/ios/app/soundmeterk/id6451013612)

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

**In-app purchases:** none


### MemoSoon

[App page](https://appshunter.io/ios/app/memosoon-0/id6744027313)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SoundMeterK free?

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

### Is MemoSoon free?

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

### Do SoundMeterK or MemoSoon have ads?

Both SoundMeterK and MemoSoon show ads.

### Which is updated more often, SoundMeterK or MemoSoon?

SoundMeterK ships an update every 4 days, and MemoSoon weekly. Most recently, SoundMeterK was updated on October 27, 2026 and MemoSoon on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*