# Calf Keeper vs MolarMetrics

The clearest difference is review sentiment: MolarMetrics at 100% against Calf Keeper's 33%. MolarMetrics also leads on rating (5.0 vs 4.2). Calf Keeper's advantage is update cadence (every 2 weeks vs every 3 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Calf Keeper sells 4 in-app purchases, starting at $5.99 per month and MolarMetrics sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

MolarMetrics holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 5 and 9 respectively. Written reviews point the same way: 33% of Calf Keeper's written reviews are positive against 100% of MolarMetrics's.

Calf Keeper ships an update every 2 weeks, MolarMetrics every 3 months. The most recent releases landed on September 23, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Calf Keeper | MolarMetrics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (5 ratings)](https://appshunter.io/ios/app/calf-keeper/id6477791805/reviews) | **[5.0 (9 ratings)](https://appshunter.io/ios/app/molarmetrics/id6740219193/reviews)** |
| Number of ratings | 5 | **9** |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 56 MB | 72 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CattleSync, LLC](https://appshunter.io/developer/542917312) | [MolarMetrics, LLC](https://appshunter.io/developer/1789016020) |

## What reviewers say

### Calf Keeper

[App page](https://appshunter.io/ios/app/calf-keeper/id6477791805)

This app helps livestock owners manage their herds by tracking calf births, linking animals, and calculating calving dates. Premium features allow for custom data fields, animal scoring, photo uploads, and collaborative herd management.

**Highlights:** Calf birth tracking, Herd linking (cows, bulls), Gestation calculator, Customizable data fields, Animal scoring, Photo uploads, Collaborative herd management

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calf Keeper Plus (Monthly) | $5.99 | per month |
| Calf Keeper Pro (Monthly) | $9.99 | per month |
| Calf Keeper Plus (Yearly) | $59.99 | per year |
| Calf Keeper Pro (Yearly) | $99.99 | per year |


### MolarMetrics

[App page](https://appshunter.io/ios/app/molarmetrics/id6740219193)

Instantly verify livestock age with AI-powered analysis of teeth photos. Generate shareable certificates for sales and export, and manage farm data including GPS, notes, and RFID tags. Collaborate with farm managers and vets, and receive real-time notifications.

**Highlights:** AI-powered livestock aging, Verifiable age certificates, Farm and herd management, GPS and RFID tag integration, Multi-language support, Real-time notifications

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Single Token | $2.00 | one-time |
| Starter Token Package | $9.49 | one-time |
| Small Token Package | $22.00 | one-time |
| Medium Token Package | $45.00 | one-time |
| Large Token Package | $85.00 | one-time |
| Pro Token Package | $159.99 | one-time |
| Enterprise Token Package | $374.99 | one-time |


## Frequently asked questions

### Is Calf Keeper free?

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

### Is MolarMetrics free?

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

### Which has better reviews, Calf Keeper or MolarMetrics?

MolarMetrics is rated higher. Calf Keeper averages 4.2 out of 5 from 5 ratings, while MolarMetrics averages 5.0 from 9 ratings.

### Do Calf Keeper or MolarMetrics have ads?

Neither Calf Keeper nor MolarMetrics shows ads.

### Which is updated more often, Calf Keeper or MolarMetrics?

Calf Keeper ships an update every 2 weeks, and MolarMetrics every 3 months. Most recently, Calf Keeper was updated on September 23, 2026 and MolarMetrics on September 18, 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.*