# Shift Calendar vs plainday

The clearest difference is in-app purchases: plainday at none against Shift Calendar's 3. plainday also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Shift Calendar sells 3 in-app purchases, starting at $1.99 per month. plainday asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Shift Calendar | plainday |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 days | Every 2 days |
| Size | 7 MB | 4 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Deokhyeon Kim](https://appshunter.io/developer/1857865055) | [Rıza Kerem SAHIN](https://appshunter.io/developer/1896448188) |

## What reviewers say

### Shift Calendar

[App page](https://appshunter.io/ios/app/shift-calendar-hours-and-widget/id6817989146)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro – Monthly | $1.99 | per month |
| Pro – Yearly | $9.99 | per year |
| Pro – Lifetime | $24.99 | one-time |


### plainday

[App page](https://appshunter.io/ios/app/plainday/id6823780735)

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

**In-app purchases:** none


## Frequently asked questions

### Is Shift Calendar free?

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

### Is plainday free?

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

### Do Shift Calendar or plainday have ads?

Shift Calendar shows ads; plainday does not.

### Which is updated more often, Shift Calendar or plainday?

Shift Calendar ships an update every 2 days, and plainday every 2 days. Most recently, Shift Calendar was updated on October 29, 2026 and plainday 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.*