# Tiny Calendar vs AtomCalendar

The clearest difference is in-app purchases: Tiny Calendar at none against AtomCalendar's 5. Tiny Calendar also leads on iOS requirement (11.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. AtomCalendar sells 5 in-app purchases, starting at $3.99 per month. Tiny Calendar asks for nothing beyond the download.

Tiny Calendar ships an update every 8 days, AtomCalendar weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Tiny Calendar | AtomCalendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (7 ratings)](https://appshunter.io/ios/app/tiny-calendar-simplecal/id1448631195/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 days | **Weekly** |
| Monetization | Free | — |
| Size | 16 MB | 92 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [意 田](https://appshunter.io/developer/1051193876) | [Aotter Inc.](https://appshunter.io/developer/597484493) |

## What reviewers say

### Tiny Calendar

[App page](https://appshunter.io/ios/app/tiny-calendar-simplecal/id1448631195)

This app helps you manage your schedule with a customizable interface and quick access to your events. View upcoming tasks and countdowns to important dates directly from your device's widget or notification center.

**Highlights:** Widget for quick event display, Direct event addition via widget, Countdown and days matter notifications, Customizable font size, Easy date switching

**Features:** Vision Pro support

**In-app purchases:** none


### AtomCalendar

[App page](https://appshunter.io/ios/app/atomcalendar-lucky-planner/id6805333475)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 進階方案月繳 | $3.99 | per month |
| 進階方案年繳 | $39.99 | per year |
| 100 點原子點數 | $2.99 | one-time |
| 300 點原子點數 | $9.99 | one-time |
| 1,000 點原子點數 | $29.99 | one-time |


## Frequently asked questions

### Is Tiny Calendar free?

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

### Is AtomCalendar free?

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

### Do Tiny Calendar or AtomCalendar have ads?

Neither Tiny Calendar nor AtomCalendar shows ads.

### Which is updated more often, Tiny Calendar or AtomCalendar?

Tiny Calendar ships an update every 8 days, and AtomCalendar weekly. Most recently, Tiny Calendar was updated on October 24, 2026 and AtomCalendar 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.*