# Checkin Event vs UiO ID

Checkin Event and UiO ID are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Checkin Event ships an update fortnightly, UiO ID every 2 weeks. The most recent releases landed on October 19, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Checkin Event | UiO ID |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Size | 20 MB | 63 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Checkin AS](https://appshunter.io/developer/942458042) | [Universitetet i Oslo](https://appshunter.io/developer/667880740) |

## What reviewers say

### Checkin Event

[App page](https://appshunter.io/ios/app/checkin-event/id6446083056)

**Features:** 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 Checkin Event free?

Checkin Event 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 Checkin Event or UiO ID have ads?

Neither Checkin Event nor UiO ID shows ads.

### Which is updated more often, Checkin Event or UiO ID?

Checkin Event ships an update fortnightly, and UiO ID every 2 weeks. Most recently, Checkin Event was updated on October 19, 2026 and UiO ID on October 11, 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.*