# OneHandClock vs CalendarPlus

The clearest difference is update cadence: CalendarPlus at every 3 months against OneHandClock's every 26 months. CalendarPlus also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OneHandClock ships an update every 26 months, CalendarPlus every 3 months. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | OneHandClock | CalendarPlus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/onehandclock/id680030950/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 26 months | **Every 3 months** |
| Monetization | Ad-supported | — |
| Size | 8 MB | 8 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Keietsu Yasuhara](https://appshunter.io/developer/378538320) | [HISANORI KAMEYAMA](https://appshunter.io/developer/683895276) |

## What reviewers say

### OneHandClock

[App page](https://appshunter.io/ios/app/onehandclock/id680030950)

Experience a unique approach to timekeeping with a minimalist, single-hand clock. Customize backgrounds with your photos or camera, and choose between 12 or 24-hour formats with 10-minute increments. A three-hand option with a smooth second hand is also available.

**Highlights:** Single-hand clock display, 24-hour and 12-hour formats, 10-minute scale divisions, Optional second hand, Customizable clock position and size, Camera or photo backgrounds, Character customization on dial

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

**In-app purchases:** none


### CalendarPlus

[App page](https://appshunter.io/ios/app/calendarplus/id1190800880)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OneHandClock free?

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

### Is CalendarPlus free?

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

### Do OneHandClock or CalendarPlus have ads?

Both OneHandClock and CalendarPlus show ads.

### Which is updated more often, OneHandClock or CalendarPlus?

OneHandClock ships an update every 26 months, and CalendarPlus every 3 months. Most recently, OneHandClock was updated on November 1, 2026 and CalendarPlus on November 6, 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.*