# OOONAIL vs Melmo アロマヘアー

OOONAIL and Melmo アロマヘアー are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OOONAIL ships an update every 39 months, Melmo アロマヘアー every 38 months. The most recent releases landed on October 3, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | OOONAIL | Melmo アロマヘアー |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 38 months** |
| Size | 16 MB | 16 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KAE KATSUTA](https://appshunter.io/developer/1490961642) | [KAZUE HAKOZAKI](https://appshunter.io/developer/1610991624) |

## What reviewers say

### OOONAIL

[App page](https://appshunter.io/ios/app/ooonail/id1490961643)

**In-app purchases:** none


### Melmo アロマヘアー

[App page](https://appshunter.io/ios/app/melmo/id1610991622)

**In-app purchases:** none


## Frequently asked questions

### Is OOONAIL free?

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

### Is Melmo アロマヘアー free?

Melmo アロマヘアー is free to download, with no in-app purchases.

### Do OOONAIL or Melmo アロマヘアー have ads?

Neither OOONAIL nor Melmo アロマヘアー shows ads.

### Which is updated more often, OOONAIL or Melmo アロマヘアー?

OOONAIL ships an update every 39 months, and Melmo アロマヘアー every 38 months. Most recently, OOONAIL was updated on October 3, 2026 and Melmo アロマヘアー on October 6, 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.*