# Vetcalculators vs Orivet

The clearest difference is rating: Vetcalculators at 4.7 against Orivet's 2.1. Vetcalculators also leads on ratings volume (616 vs 9) and chart position (#44 vs unranked). Orivet's advantage is in-app purchases (none vs 1) and update cadence (fortnightly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Vetcalculators sells 1 in-app purchase, starting at $3.99 per month. Orivet asks for nothing beyond the download.

Vetcalculators holds the better App Store score, 4.7 against 2.1. That said, the two scores are not equally well evidenced: Vetcalculators has 616 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 43% of Vetcalculators's written reviews are positive against 31% of Orivet's.

Vetcalculators ships an update every 2 months, Orivet fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Vetcalculators | Orivet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (616 ratings)](https://appshunter.io/ios/app/vetcalculators/id1403466061/reviews)** | [2.1 (9 ratings)](https://appshunter.io/ios/app/orivet/id1520006110/reviews) |
| Number of ratings | **616** | 9 |
| Positive reviews | **43.2% of reviews** | 31.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Subscription | **Free** |
| Best chart rank | **#44** | — |
| Size | 83 MB | 81 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [LifeLearn USA](https://appshunter.io/developer/1642768183) | [Orivet Genetic Pet Care PTY LTD](https://appshunter.io/developer/1520006112) |

## What reviewers say

### Vetcalculators

[App page](https://appshunter.io/ios/app/vetcalculators/id1403466061)

**Currently charting:** #44 Top Grossing · Medical (US App Store)

This app provides veterinarians and staff with a comprehensive suite of calculators for drug dosages, medical measurements, and patient assessments. It also includes a wide range of veterinary references for quick access to essential information.

**Highlights:** Drug dose calculators, Emergency drug dosages, Fluid therapy rates, Toxicity calculators, Pet age calculator, Veterinary references, Unit conversion

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Vetcalculators Subscription | $3.99 | per month |

**What reviewers like**

- 🚀 Saves significant time on drug calculations
- ✅ Accurate dosage calculations reduce errors
- 📚 Comprehensive reference library with multiple resources
- 💊 Useful for emergency cases and anesthesia management
- 🔧 Highly customizable with favorites and personal dosages

**What reviewers complain about**

- 💰 Switched from one-time purchase to monthly subscription
- 🔐 No grandfathering for previous paid users
- 🐛 App frequently freezes or crashes on opening
- 🐛 Unresponsive UI elements that require repeated tapping
- 🌐 Requires internet connection to function

**Reported bugs**

- App crashes or closes immediately upon opening
- UI elements unresponsive to clicks and taps
- Drug database fails to load after updates
- Data not persisting when app order is changed
- New drugs and concentrations not saving properly

**Requested features**

- Support for additional animal species beyond dogs and cats
- Gram weight unit option in addition to lbs and kgs
- Cross-device data synchronization
- Offline functionality without internet requirement
- Student pricing or free tier option


### Orivet

[App page](https://appshunter.io/ios/app/orivet/id1520006110)

Explore and purchase world-leading genetic DNA tests for dogs. Choose from breed identification, health screening, trait analysis, and parentage confirmation. Make informed breeding decisions with scientifically backed insights.

**Highlights:** Shop dog DNA tests, Breed identification, Health screening, Genetic trait analysis, Parentage confirmation, Secure checkout

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

**In-app purchases:** none


## Frequently asked questions

### Is Vetcalculators free?

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

### Is Orivet free?

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

### Which has better reviews, Vetcalculators or Orivet?

Vetcalculators is rated higher. Vetcalculators averages 4.7 out of 5 from 616 ratings, while Orivet averages 2.1 from 9 ratings.

### Do Vetcalculators or Orivet have ads?

Neither Vetcalculators nor Orivet shows ads.

### Which is updated more often, Vetcalculators or Orivet?

Vetcalculators ships an update every 2 months, and Orivet fortnightly. Most recently, Vetcalculators was updated on October 24, 2026 and Orivet on October 24, 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.*