# BO vs interOS

The clearest difference is iOS requirement: interOS at 15.6 against BO's 18.6. On price, update cadence, 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.

BO ships an update every 3 weeks, interOS fortnightly. The most recent releases landed on October 8, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | BO | interOS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 104 MB | 14 MB |
| Requires iOS | 18.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 12+ |
| Developer | [Santiago Barrera](https://appshunter.io/developer/1746141015) | [INTEROS - INTERNET SERVICE SAS](https://appshunter.io/developer/6776029844) |

## What reviewers say

### BO

[App page](https://appshunter.io/ios/app/bo-tech-tracking/id6502615797)

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

**In-app purchases:** none


### interOS

[App page](https://appshunter.io/ios/app/interos/id6776029842)

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

**In-app purchases:** none


## Frequently asked questions

### Is BO free?

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

### Is interOS free?

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

### Do BO or interOS have ads?

Neither BO nor interOS shows ads.

### Which is updated more often, BO or interOS?

BO ships an update every 3 weeks, and interOS fortnightly. Most recently, BO was updated on October 8, 2026 and interOS on October 18, 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.*