# ProCalendar vs TimeOn

The clearest difference is in-app purchases: TimeOn at none against ProCalendar's 2. TimeOn also leads on update cadence (every 2 days vs weekly) and iOS requirement (18.0 vs 26.3). ProCalendar's advantage is device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. ProCalendar sells 2 in-app purchases, starting at $2.99 per month. TimeOn asks for nothing beyond the download.

ProCalendar ships an update weekly, TimeOn every 2 days. The most recent releases landed on October 13, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | ProCalendar | TimeOn |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Size | 18 MB | 12 MB |
| Requires iOS | 26.3 | **18.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Salvatore Zagarella](https://appshunter.io/developer/1811193699) | [tae ho cho](https://appshunter.io/developer/934340143) |

## What reviewers say

### ProCalendar

[App page](https://appshunter.io/ios/app/procalendar/id6764160715)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ProCalendar Premium mensuel | $2.99 | per month |
| ProCalendar Premium Monthly | $24.99 | per year |


### TimeOn

[App page](https://appshunter.io/ios/app/timeon-calendar/id6773503543)

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

**In-app purchases:** none


## Frequently asked questions

### Is ProCalendar free?

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

### Is TimeOn free?

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

### Do ProCalendar or TimeOn have ads?

Neither ProCalendar nor TimeOn shows ads.

### Which is updated more often, ProCalendar or TimeOn?

ProCalendar ships an update weekly, and TimeOn every 2 days. Most recently, ProCalendar was updated on October 13, 2026 and TimeOn on October 23, 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.*