# MooMonitor+ vs Cow Gestation Calculator

The clearest difference is in-app purchases: MooMonitor+ at none against Cow Gestation Calculator's 3. MooMonitor+ also leads on iOS requirement (12.0 vs 17.6). Cow Gestation Calculator's advantage is update cadence (every 3 weeks vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Cow Gestation Calculator sells 3 in-app purchases, starting at $2.99 per month. MooMonitor+ asks for nothing beyond the download.

MooMonitor+ ships an update every 3 months, Cow Gestation Calculator every 3 weeks. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | MooMonitor+ | Cow Gestation Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 31 MB | 19 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dairymaster Unlimited Company](https://appshunter.io/developer/933267434) | [James Njoroge](https://appshunter.io/developer/1820734911) |

## What reviewers say

### MooMonitor+

[App page](https://appshunter.io/ios/app/moomonitor-plus/id933267435)

**In-app purchases:** none


### Cow Gestation Calculator

[App page](https://appshunter.io/ios/app/cow-gestation-calculator/id6752216351)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $2.99 | per month |
| Yearly subscription | $9.99 | per year |
| Lifetime purchase | $19.99 | one-time |


## Frequently asked questions

### Is MooMonitor+ free?

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

### Is Cow Gestation Calculator free?

Cow Gestation Calculator is free to download, with in-app purchases available.

### Do MooMonitor+ or Cow Gestation Calculator have ads?

Neither MooMonitor+ nor Cow Gestation Calculator shows ads.

### Which is updated more often, MooMonitor+ or Cow Gestation Calculator?

MooMonitor+ ships an update every 3 months, and Cow Gestation Calculator every 3 weeks. Most recently, MooMonitor+ was updated on November 6, 2026 and Cow Gestation Calculator on November 8, 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.*