# BPA vs UiO ID

The clearest difference is device support: BPA at 3 against UiO ID's 1. 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.

BPA ships an update every 4 weeks, UiO ID every 2 weeks. The most recent releases landed on October 6, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | BPA | UiO ID |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Size | 50 MB | 63 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Human Care AS](https://appshunter.io/developer/1609294363) | [Universitetet i Oslo](https://appshunter.io/developer/667880740) |

## What reviewers say

### BPA

[App page](https://appshunter.io/ios/app/bpa-appen/id1609294361)

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

**In-app purchases:** none


### UiO ID

[App page](https://appshunter.io/ios/app/uio-id/id6743620295)

**In-app purchases:** none


## Frequently asked questions

### Is BPA free?

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

### Is UiO ID free?

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

### Do BPA or UiO ID have ads?

Neither BPA nor UiO ID shows ads.

### Which is updated more often, BPA or UiO ID?

BPA ships an update every 4 weeks, and UiO ID every 2 weeks. Most recently, BPA was updated on October 6, 2026 and UiO ID 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.*