# Expression Guest Registry™ vs Petkey

The clearest difference is review sentiment: Petkey at 44% against Expression Guest Registry™'s 0%. Petkey also leads on ratings volume (823 vs 1). Expression Guest Registry™'s advantage is rating (5.0 vs 4.8). 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.

Expression Guest Registry™ holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Petkey has 823 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 0% of Expression Guest Registry™'s written reviews are positive against 44% of Petkey's, so the app with the better star average is not the one people write more warmly about.

Expression Guest Registry™ ships an update every 2 months, Petkey every 5 weeks. The most recent releases landed on October 6, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Expression Guest Registry™ | Petkey |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/expression-guest-registry/id577887467/reviews)** | [4.8 (823 ratings)](https://appshunter.io/ios/app/petkey/id1536342236/reviews) |
| Number of ratings | 1 | **823** |
| Positive reviews | 0.0% of reviews | **44.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 7 MB | 38 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Messenger LLC](https://appshunter.io/developer/577887510) | [Petkey LLC](https://appshunter.io/developer/1536342238) |

## What reviewers say

### Expression Guest Registry™

[App page](https://appshunter.io/ios/app/expression-guest-registry/id577887467)

This app provides funeral homes with a digital guest registry. It allows for credit card donations for memorials and offers multi-language support. Users can print materials in-house using various page sizes.

**Highlights:** Digital guest registry, Credit card donations for memorials, Multi-language support (Spanish, French, English), Printable materials, Zip code auto-populates city/state, Exclusive Guest Memory™ feature

**In-app purchases:** none


### Petkey

[App page](https://appshunter.io/ios/app/petkey/id1536342236)

This app connects pet owners with their lost animals through a nationwide network. Users can list missing pets or found pets on a live map to facilitate quick reunions. Create a pet profile for emergency access to vital information and receive notifications when your pet is found.

**Highlights:** Nationwide missing pet network, Live map of found pets, Create pet profiles, Virtual pet ID, Immediate notifications, Custom Petmoji creation

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Excellent customer service and support
- 📱 Easy account management through app
- 🐕 Effective microchip registration and pet recovery
- 🏷️ Quality pet ID tags
- ✅ Functional website platform

**What reviewers complain about**

- 🐛 App login functionality broken or non-existent
- 🗺️ Missing or inaccurate tracking/map features
- ❌ Poor app design and user interface
- 🔄 App crashes frequently
- ♿ Not accessible for visually impaired users (no VoiceOver support)

**Reported bugs**

- App login not working despite correct credentials
- Password reset feature fails
- App crashes during lifetime registration discount selection
- Sign-up process crashes when scanning code
- Email validation loop - keeps requesting email even when filled

**Requested features**

- Real-time pet location tracking with map display
- Upload and store vaccination records and certificates
- Multiple photo uploads for lost/found pet reports
- Improved sighting report workflow (ask possession status before photos)
- Better accessibility features for screen readers


## Frequently asked questions

### Is Expression Guest Registry™ free?

Expression Guest Registry™ is free to download, with no in-app purchases.

### Is Petkey free?

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

### Which has better reviews, Expression Guest Registry™ or Petkey?

Expression Guest Registry™ is rated higher. Expression Guest Registry™ averages 5.0 out of 5 from 1 ratings, while Petkey averages 4.8 from 823 ratings.

### Do Expression Guest Registry™ or Petkey have ads?

Neither Expression Guest Registry™ nor Petkey shows ads.

### Which is updated more often, Expression Guest Registry™ or Petkey?

Expression Guest Registry™ ships an update every 2 months, and Petkey every 5 weeks. Most recently, Expression Guest Registry™ was updated on October 6, 2026 and Petkey on October 16, 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.*