# Calendar Schedule vs Guyun

The clearest difference is in-app purchases: Guyun at none against Calendar Schedule's 1. Guyun also leads on update cadence (weekly vs every 8 months). Calendar Schedule's advantage is iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Calendar Schedule sells 1 one-off in-app purchase. Guyun asks for nothing beyond the download.

Calendar Schedule ships an update every 8 months, Guyun weekly. The most recent releases landed on October 18, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Calendar Schedule | Guyun |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 months | **Weekly** |
| Size | 60 MB | 4 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Dan Olov Hyllengren](https://appshunter.io/developer/480729834) | [晖 江](https://appshunter.io/developer/6796150562) |

## What reviewers say

### Calendar Schedule

[App page](https://appshunter.io/ios/app/calendar-schedule/id1492905050)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock calendar restrictions | Free | one-time |


### Guyun

[App page](https://appshunter.io/ios/app/guyun/id6809848348)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Calendar Schedule free?

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

### Is Guyun free?

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

### Do Calendar Schedule or Guyun have ads?

Neither Calendar Schedule nor Guyun shows ads.

### Which is updated more often, Calendar Schedule or Guyun?

Calendar Schedule ships an update every 8 months, and Guyun weekly. Most recently, Calendar Schedule was updated on October 18, 2026 and Guyun on October 26, 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.*