# PetLink ACO vs Pawaii

The clearest difference is rating: PetLink ACO at 1.8 against Pawaii's 1.2. PetLink ACO also leads on update cadence (every 9 days vs monthly) and review sentiment (12% vs 0%). Pawaii's advantage is iOS requirement (11.0 vs 15.6). On price, ratings volume, 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.

PetLink ACO holds the better App Store score, 1.8 against 1.2. Both are backed by a comparable volume of ratings — 28 and 31 respectively. Written reviews point the same way: 12% of PetLink ACO's written reviews are positive against 0% of Pawaii's.

PetLink ACO ships an update every 9 days, Pawaii monthly. Both last shipped on November 3, 2026.

## The numbers

| Metric | PetLink ACO | Pawaii |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.8 (28 ratings)](https://appshunter.io/ios/app/petlink-aco/id1557148500/reviews)** | [1.2 (31 ratings)](https://appshunter.io/ios/app/pawaii/id6443824077/reviews) |
| Number of ratings | 28 | **31** |
| Positive reviews | **11.8% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Monthly |
| Monetization | Free | Free |
| Size | 67 MB | 67 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Datamars SA](https://appshunter.io/developer/899066582) | [Pawaii Inc.](https://appshunter.io/developer/1649697524) |

## What reviewers say

### PetLink ACO

[App page](https://appshunter.io/ios/app/petlink-aco/id1557148500)

This app enables US animal professionals to quickly look up owner details for lost pets using microchip numbers. It facilitates submitting found pet reports and provides access to pet photos and medical information for faster reunification.

**Highlights:** Microchip number lookup via keypad or voice, Camera capture of microchip reader display, Search across PetLink, Backtrack, and AAHA databases, Submit found pet reports in 4 clicks, View pet photos and medical details, Facilitates pet-owner reunification

**Features:** Vision Pro support

**In-app purchases:** none


### Pawaii

[App page](https://appshunter.io/ios/app/pawaii/id6443824077)

This app fosters a deeper connection between pet owners and their companions. It aims to create a warm and loving environment for human-pet interaction, integrating design and technology to redefine smart pet living.

**Highlights:** Human-pet interaction model, High-quality pet products, IoT ecosystem integration, Smart pet life, Design, R&D, production, sales

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💧 Fountain works well
- 🧼 Easy to clean fountain
- 🤫 Quiet operation

**What reviewers complain about**

- ❌ App crashes frequently
- ❌ App is unreliable
- ❌ App doesn't connect
- ❌ App login issues
- ❌ App data is inaccurate

**Reported bugs**

- App crashes immediately
- App goes offline
- App difficult to get back online
- Pet's drinking habits aren't logged
- Says water is low when it's not

**Requested features**

- Ability to track multiple cats
- Fix app to work on 5G networks
- Improve English language support
- Allow app use without location sharing
- Fix inaccurate time reporting


## Frequently asked questions

### Is PetLink ACO free?

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

### Is Pawaii free?

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

### Which has better reviews, PetLink ACO or Pawaii?

PetLink ACO is rated higher. PetLink ACO averages 1.8 out of 5 from 28 ratings, while Pawaii averages 1.2 from 31 ratings.

### Do PetLink ACO or Pawaii have ads?

Neither PetLink ACO nor Pawaii shows ads.

### Which is updated more often, PetLink ACO or Pawaii?

PetLink ACO ships an update every 9 days, and Pawaii monthly. Most recently, PetLink ACO was updated on November 3, 2026 and Pawaii on November 3, 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.*