# PetsFirst vs Master Oh

The clearest difference is in-app purchases: PetsFirst at none against Master Oh's 1. PetsFirst also leads on iOS requirement (15.1 vs 18.0). Master Oh's advantage is update cadence (every 3 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Master Oh sells 1 in-app purchase, starting at $14.99 per month. PetsFirst asks for nothing beyond the download.

PetsFirst ships an update monthly, Master Oh every 3 days. The most recent releases landed on June 4, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | PetsFirst | Master Oh |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/petsfirst/id6467006587/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Free | — |
| Size | 71 MB | 52 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [PETSFIRST VETERINARY CLINIC L.L.C](https://appshunter.io/developer/1708022461) | [VIBRATION OF LIFE LTD.](https://appshunter.io/developer/1833923490) |

## What reviewers say

### PetsFirst

[App page](https://appshunter.io/ios/app/petsfirst/id6467006587)

Connect with expert veterinarians for personalized pet care and easily schedule appointments at trusted clinics. Share detailed pet health information and enjoy a user-friendly experience for your furry friend's well-being.

**Highlights:** Expert veterinary consultations, Easy appointment scheduling, Locate trusted clinics, Share pet health information, User-friendly interface, Secure in-clinic payments

**Features:** macOS Compatibility

**In-app purchases:** none


### Master Oh

[App page](https://appshunter.io/ios/app/master-oh/id6751195436)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $14.99 | per month |


## Frequently asked questions

### Is PetsFirst free?

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

### Is Master Oh free?

Master Oh is free to download, with in-app purchases available.

### Do PetsFirst or Master Oh have ads?

Neither PetsFirst nor Master Oh shows ads.

### Which is updated more often, PetsFirst or Master Oh?

PetsFirst ships an update monthly, and Master Oh every 3 days. Most recently, PetsFirst was updated on June 4, 2026 and Master Oh on September 23, 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.*