# ScentDiary vs 어코다

The clearest difference is update cadence: 어코다 at every 6 days against ScentDiary's every 2 weeks. 어코다 also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, 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.

ScentDiary ships an update every 2 weeks, 어코다 every 6 days. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | ScentDiary | 어코다 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Every 6 days** |
| Size | 6 MB | 43 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Street567](https://appshunter.io/developer/1513781813) | [MindWay](https://appshunter.io/developer/1896005434) |

## What reviewers say

### ScentDiary

[App page](https://appshunter.io/ios/app/scentdiary/id6760708811)

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

**In-app purchases:** none


### 어코다

[App page](https://appshunter.io/ios/app/ai/id6765599008)

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

**In-app purchases:** none


## Frequently asked questions

### Is ScentDiary free?

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

### Is 어코다 free?

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

### Do ScentDiary or 어코다 have ads?

Both ScentDiary and 어코다 show ads.

### Which is updated more often, ScentDiary or 어코다?

ScentDiary ships an update every 2 weeks, and 어코다 every 6 days. Most recently, ScentDiary was updated on October 7, 2026 and 어코다 on October 11, 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.*