# O2O Training vs B

The clearest difference is update cadence: B at monthly against O2O Training's every 14 months. B also leads on iOS requirement (11.4 vs 15.6). 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.

O2O Training ships an update every 14 months, B monthly. The most recent releases landed on October 1, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | O2O Training | B |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Monthly** |
| Size | 5 MB | 14 MB |
| Requires iOS | 15.6 | **11.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WODBUSTER SL](https://appshunter.io/developer/1502035034) | [Marla Espanola](https://appshunter.io/developer/1505986466) |

## What reviewers say

### O2O Training

[App page](https://appshunter.io/ios/app/o2o-training/id1208484174)

**Features:** macOS Compatibility

**In-app purchases:** none


### B

[App page](https://appshunter.io/ios/app/b-n-fit-training/id1505986467)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is O2O Training free?

O2O Training is free to download, with no in-app purchases.

### Is B free?

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

### Do O2O Training or B have ads?

Neither O2O Training nor B shows ads.

### Which is updated more often, O2O Training or B?

O2O Training ships an update every 14 months, and B monthly. Most recently, O2O Training was updated on October 1, 2026 and B on October 27, 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.*