# HabitatZero vs DeskCalendar

The clearest difference is iOS requirement: HabitatZero at 15.0 against DeskCalendar's 26.5. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. HabitatZero sells 2 in-app purchases, starting at $14.00 per month and DeskCalendar sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

HabitatZero ships an update weekly, DeskCalendar every 8 days. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | HabitatZero | DeskCalendar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 8 days |
| Size | 23 MB | 10 MB |
| Requires iOS | **15.0** | 26.5 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Fabulous](https://appshunter.io/developer/1203637302) | [Sanko System Co.,Ltd.](https://appshunter.io/developer/950625400) |

## What reviewers say

### HabitatZero

[App page](https://appshunter.io/ios/app/habitatzero/id6800705458)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HabitatZero Monthly | $14.00 | per month |
| HabitatZero Yearly | $99.99 | per year |


### DeskCalendar

[App page](https://appshunter.io/ios/app/deskcalendar/id6801332598)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DeskCalendar Pro | $9.99 | one-time |


## Frequently asked questions

### Is HabitatZero free?

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

### Is DeskCalendar free?

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

### Do HabitatZero or DeskCalendar have ads?

Neither HabitatZero nor DeskCalendar shows ads.

### Which is updated more often, HabitatZero or DeskCalendar?

HabitatZero ships an update weekly, and DeskCalendar every 8 days. Most recently, HabitatZero was updated on October 14, 2026 and DeskCalendar 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.*