# iBumpTest vs Calendar Clock

The clearest difference is price: iBumpTest at Free against Calendar Clock's $0.99. iBumpTest also leads on iOS requirement (15.6 vs 26.5). On update cadence, in-app purchases and device support there is nothing between them.

iBumpTest is free to download; Calendar Clock costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iBumpTest ships an update every 23 months, Calendar Clock every 41 months. The most recent releases landed on May 19, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | iBumpTest | Calendar Clock |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | **Every 23 months** | Every 41 months |
| Monetization | — | Paid |
| Size | 8 MB | 4 MB |
| Requires iOS | **15.6** | 26.5 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [B&D Industrial Inc](https://appshunter.io/developer/1661820844) | [Systemiko Inc.](https://appshunter.io/developer/680630947) |

## What reviewers say

### iBumpTest

[App page](https://appshunter.io/ios/app/ibumptest/id1168656483)

**In-app purchases:** none


### Calendar Clock

[App page](https://appshunter.io/ios/app/calendar-clock/id1451445740)

This app displays the current year, month, week, and time on a single screen with a clean design. It offers customizable theme colors and functions as a desk clock. The app disables device sleep mode while active.

**Highlights:** All-in-one screen display, Year, month, week, day, hour, minute, second, Switchable theme colors (dark, light, green, blue), Disables device sleep mode, Acts as a desk clock

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iBumpTest free?

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

### Is Calendar Clock free?

Calendar Clock costs $0.99, with no in-app purchases.

### Which is updated more often, iBumpTest or Calendar Clock?

iBumpTest ships an update every 23 months, and Calendar Clock every 41 months. Most recently, iBumpTest was updated on May 19, 2026 and Calendar Clock on October 24, 2026.

---

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