# O vs O

The clearest difference is price: O at Free against O's $2.99. O also leads on iOS requirement (12.0 vs 17.6). O's advantage is update cadence (every 3 weeks vs every 14 months). On ads, in-app purchases and device support there is nothing between them.

O is free to download; O costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

O ships an update every 14 months, O every 3 weeks. The most recent releases landed on November 2, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | O | O |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 weeks** |
| Size | 18 MB | 4 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Amador Navarro Lucas](https://appshunter.io/developer/820288470) | [Anna Adamska](https://appshunter.io/developer/1885386563) |

## What reviewers say

### O

[App page](https://appshunter.io/ios/app/o-results/id1449420850)

**In-app purchases:** none


### O

[App page](https://appshunter.io/ios/app/o-time/id6760625604)

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

**In-app purchases:** none


## Frequently asked questions

### Is O free?

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

### Is O free?

O costs $2.99, with no in-app purchases.

### Do O or O have ads?

Neither O nor O shows ads.

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

O ships an update every 14 months, and O every 3 weeks. Most recently, O was updated on November 2, 2026 and O on October 28, 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.*