# Appointment Calendar vs Onehand一手通

The clearest difference is in-app purchases: Appointment Calendar at none against Onehand一手通's 4. Onehand一手通's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Onehand一手通 sells 4 in-app purchases, starting at $8.99 per month. Appointment Calendar asks for nothing beyond the download.

Appointment Calendar ships an update every 4 days, Onehand一手通 every 2 days. The most recent releases landed on October 10, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Appointment Calendar | Onehand一手通 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 2 days** |
| Size | 43 MB | 50 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [IRFAN ONGUC](https://appshunter.io/developer/1858405775) | [Zhenhe AI LLC](https://appshunter.io/developer/1867675852) |

## What reviewers say

### Appointment Calendar

[App page](https://appshunter.io/ios/app/appointment-calendar-planize/id6753766152)

**Features:** Vision Pro support

**In-app purchases:** none


### Onehand一手通

[App page](https://appshunter.io/ios/app/onehand/id6757710751)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro 月訂閱 | $8.99 | per month |
| Enterprise 月訂閱 | $39.99 | per month |
| Pro 年訂閱 | $89.99 | per year |
| Enterprise 年訂閱 | $399.99 | per year |


## Frequently asked questions

### Is Appointment Calendar free?

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

### Is Onehand一手通 free?

Onehand一手通 is free to download, with in-app purchases available.

### Do Appointment Calendar or Onehand一手通 have ads?

Neither Appointment Calendar nor Onehand一手通 shows ads.

### Which is updated more often, Appointment Calendar or Onehand一手通?

Appointment Calendar ships an update every 4 days, and Onehand一手通 every 2 days. Most recently, Appointment Calendar was updated on October 10, 2026 and Onehand一手通 on October 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*