# UtaMemo vs KaraLog

The clearest difference is in-app purchases: UtaMemo at none against KaraLog's 1. UtaMemo also leads on update cadence (every 4 days vs every 9 days) and iOS requirement (13.0 vs 26.5). KaraLog's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. KaraLog sells 1 one-off in-app purchase. UtaMemo asks for nothing beyond the download.

UtaMemo ships an update every 4 days, KaraLog every 9 days. The most recent releases landed on September 13, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | UtaMemo | KaraLog |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 9 days |
| Size | 84 MB | 8 MB |
| Requires iOS | **13.0** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [natsuki kawamata](https://appshunter.io/developer/1884389050) | [Yuta Nishimatsu](https://appshunter.io/developer/1480004995) |

## What reviewers say

### UtaMemo

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

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

**In-app purchases:** none


### KaraLog

[App page](https://appshunter.io/ios/app/karalog/id6772887332)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KaraLog Pro | $2.99 | one-time |


## Frequently asked questions

### Is UtaMemo free?

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

### Is KaraLog free?

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

### Do UtaMemo or KaraLog have ads?

UtaMemo shows ads; KaraLog does not.

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

UtaMemo ships an update every 4 days, and KaraLog every 9 days. Most recently, UtaMemo was updated on September 13, 2026 and KaraLog on September 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.*