# Oosterlig vs YapScan

The clearest difference is ads: Oosterlig at none against YapScan's shown. YapScan's advantage is update cadence (every 3 days vs every 2 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.

Oosterlig ships an update every 2 months, YapScan every 3 days. The most recent releases landed on September 13, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Oosterlig | YapScan |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | — | Ad-supported |
| Size | 50 MB | 100 MB |
| Requires iOS | 15.1 | **14.0.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [NG Pretoria-Oosterlig](https://appshunter.io/developer/1450597058) | [Road Protect Pty Limited](https://appshunter.io/developer/1756663842) |

## What reviewers say

### Oosterlig

[App page](https://appshunter.io/ios/app/oosterlig/id1268813954)

**In-app purchases:** none


### YapScan

[App page](https://appshunter.io/ios/app/yapscan/id6532596385)

This app uses AI to identify your dog by scanning its nose, offering a free alternative to traditional pet ID methods. It helps reunite lost pets by matching nose prints and allows you to manage multiple pet profiles.

**Highlights:** AI-powered dog nose scanning, Free alternative to microchips, Lost pet reunification feature, Manage multiple pet profiles, Share with friends and family

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Oosterlig free?

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

### Is YapScan free?

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

### Do Oosterlig or YapScan have ads?

YapScan shows ads; Oosterlig does not.

### Which is updated more often, Oosterlig or YapScan?

Oosterlig ships an update every 2 months, and YapScan every 3 days. Most recently, Oosterlig was updated on September 13, 2026 and YapScan on June 1, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*