# Nature's Calendar vs EHM

The clearest difference is update cadence: EHM at monthly against Nature's Calendar's every 3 months. Nature's Calendar's advantage is iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Nature's Calendar ships an update every 3 months, EHM monthly. The most recent releases landed on October 11, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Nature's Calendar | EHM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Size | 67 MB | 244 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SPOTTERON Gmbh](https://appshunter.io/developer/1378099707) | [Dotsoft](https://appshunter.io/developer/413248745) |

## What reviewers say

### Nature's Calendar

[App page](https://appshunter.io/ios/app/natures-calendar/id1325907410)

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

**In-app purchases:** none


### EHM

[App page](https://appshunter.io/ios/app/ehm/id6501991509)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Nature's Calendar free?

Nature's Calendar is free to download, with no in-app purchases.

### Is EHM free?

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

### Do Nature's Calendar or EHM have ads?

Neither Nature's Calendar nor EHM shows ads.

### Which is updated more often, Nature's Calendar or EHM?

Nature's Calendar ships an update every 3 months, and EHM monthly. Most recently, Nature's Calendar was updated on October 11, 2026 and EHM on October 27, 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.*