# ooin vs HitoLog

The clearest difference is in-app purchases: HitoLog at none against ooin's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ooin sells 2 in-app purchases, starting at $3.99 per month. HitoLog asks for nothing beyond the download.

ooin ships an update every 9 days, HitoLog every 2 weeks. The most recent releases landed on September 20, 2026 and August 19, 2026 respectively.

## The numbers

| Metric | ooin | HitoLog |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 weeks |
| Size | 28 MB | 19 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 9+ |
| Developer | [heyvia](https://appshunter.io/developer/1894993366) | [yuuki kawabata](https://appshunter.io/developer/1865457350) |

## What reviewers say

### ooin

[App page](https://appshunter.io/ios/app/ooin/id6762748155)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ooin Premium Monthly | $3.99 | per month |
| ooin Premium Yearly | $34.99 | per year |


### HitoLog

[App page](https://appshunter.io/ios/app/hitolog/id6772677155)

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

**In-app purchases:** none


## Frequently asked questions

### Is ooin free?

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

### Is HitoLog free?

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

### Do ooin or HitoLog have ads?

Neither ooin nor HitoLog shows ads.

### Which is updated more often, ooin or HitoLog?

ooin ships an update every 9 days, and HitoLog every 2 weeks. Most recently, ooin was updated on September 20, 2026 and HitoLog on August 19, 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.*