# OSAJI vs Aiam

The clearest difference is update cadence: Aiam at every 6 weeks against OSAJI's every 3 months. 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.

OSAJI ships an update every 3 months, Aiam every 6 weeks. The most recent releases landed on October 4, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | OSAJI | Aiam |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 60 MB | 60 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [日東電化工業株式会社](https://appshunter.io/developer/1529989079) | [AIAM, K.K.](https://appshunter.io/developer/1632156281) |

## What reviewers say

### OSAJI

[App page](https://appshunter.io/ios/app/osaji/id1529989077)

**Features:** Vision Pro support

**In-app purchases:** none


### Aiam

[App page](https://appshunter.io/ios/app/aiam/id1632156279)

This app offers exclusive content, special event information, and valuable coupons for members of a total beauty care brand. Members can also enjoy original wallpapers and icons, and easily search for products and manage their account information.

**Highlights:** App-exclusive content, Special event information, Member-exclusive coupons, Product search, Purchase history, Account management, Original wallpapers and icons

**In-app purchases:** none


## Frequently asked questions

### Is OSAJI free?

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

### Is Aiam free?

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

### Do OSAJI or Aiam have ads?

Neither OSAJI nor Aiam shows ads.

### Which is updated more often, OSAJI or Aiam?

OSAJI ships an update every 3 months, and Aiam every 6 weeks. Most recently, OSAJI was updated on October 4, 2026 and Aiam on October 25, 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.*