# PetLink ACO vs Lockhart Works

PetLink ACO and Lockhart Works are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support 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.

## The numbers

| Metric | PetLink ACO | Lockhart Works |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.8 (28 ratings)](https://appshunter.io/ios/app/petlink-aco/id1557148500/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 11.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | — |
| Monetization | Free | — |
| Size | 67 MB | 126 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Datamars SA](https://appshunter.io/developer/899066582) | [GOGov, Inc.](https://appshunter.io/developer/351223719) |

## 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


### Lockhart Works

[App page](https://appshunter.io/ios/app/lockhart-works/id6807170370)

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

**In-app purchases:** none


## Frequently asked questions

### Is PetLink ACO free?

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

### Is Lockhart Works free?

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

### Do PetLink ACO or Lockhart Works have ads?

Neither PetLink ACO nor Lockhart Works shows ads.

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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.*