# O vs Evolvecloud

The clearest difference is update cadence: O at every 6 weeks against Evolvecloud's every 25 months. O also leads on iOS requirement (12.0 vs 17.0). 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.

O ships an update every 6 weeks, Evolvecloud every 25 months. The most recent releases landed on October 12, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | O | Evolvecloud |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 25 months |
| Size | 40 MB | 240 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HUTCHINSON](https://appshunter.io/developer/862345826) | [EVOLVETECH SYSTEMS PTE. LTD.](https://appshunter.io/developer/1559930262) |

## What reviewers say

### O

[App page](https://appshunter.io/ios/app/o-ring/id1229032846)

**Features:** macOS Compatibility

**In-app purchases:** none


### Evolvecloud

[App page](https://appshunter.io/ios/app/evolvecloud/id6482995945)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is O free?

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

### Is Evolvecloud free?

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

### Do O or Evolvecloud have ads?

Neither O nor Evolvecloud shows ads.

### Which is updated more often, O or Evolvecloud?

O ships an update every 6 weeks, and Evolvecloud every 25 months. Most recently, O was updated on October 12, 2026 and Evolvecloud on September 29, 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.*