# COBIRE vs Bo

The clearest difference is ads: COBIRE at none against Bo's shown. Bo's advantage is update cadence (every 5 days vs every 17 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

COBIRE ships an update every 17 months, Bo every 5 days. The most recent releases landed on November 11, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | COBIRE | Bo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 17 months | **Every 5 days** |
| Size | 65 MB | 17 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [DOT BEYOND SRL](https://appshunter.io/developer/1384557126) | [4Graph s.r.l](https://appshunter.io/developer/1796788390) |

## What reviewers say

### COBIRE

[App page](https://appshunter.io/ios/app/cobire/id1080332778)

**Features:** Vision Pro support

**In-app purchases:** none


### Bo

[App page](https://appshunter.io/ios/app/bo-oks/id6742098906)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is COBIRE free?

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

### Is Bo free?

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

### Do COBIRE or Bo have ads?

Bo shows ads; COBIRE does not.

### Which is updated more often, COBIRE or Bo?

COBIRE ships an update every 17 months, and Bo every 5 days. Most recently, COBIRE was updated on November 11, 2026 and Bo on November 8, 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.*