Time Calculation Downloads & RevenueTime Calculation · App Store
時間計算器
Not in any tracked top chart right now.
Updated 11 Nov 2026 · rankings refresh through the day
DeveloperKei Suefuji
CategoryUtilities
Price300 JPY
Released
Rating★ 5.0 (1)
Version2.1.0
Age rating4+
First seen by us
10 Nov 2026
10 Nov 2026Full timeline · 3 events
- 🆕Time Calculation first spotted by AppInsider#141 in Top Paid · All Apps · Japan
- 📦Time Calculation version 2.1.0Minor improvements.
- 🆕Time Calculation released on the App Store
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
5.0 ★
1 ratings
Measured
Time Calculation on the App Store
App details
App ID
1449412502
Publisher
Kei Suefuji
On the store since
Jan 2019
7 years on the store
Minimum OS
iOS 15.6+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
9
EN FR DE IT JA KO ZH ES ZH
Size
0 MB
Also listed in
Productivity
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
5.0 ★
1 ratings
Measured
Ratings
1
Measured
About Time Calculation
Time Calculation is an application that makes it easy to add and subtract time.
With this application you can easily calculate hours: minutes without having to perform troublesome calculations to round up or round down minutes by yourself every 60 minutes.
You can copy the calculation result.You can also check the calculated results and the formula history.
Please input hours and minutes in the order "hour", ": (colon)", "minute".
■ "Arrow" button
You can move the cursor position when entering calculation formula. Please use it when modifying the formula.
■ "DEL" button
Delete one letter at the position of the cursor of the calculation formula you are entering. If the cursor is at the back, you can delete the previous character.
■ "AC" button
Delete all entered calculation formula and calculation result.
■ "Copy" button
When calculation is completed, a square "Copy" button is displayed to the left of the calculation result. By tapping "Copy" button, you can copy the calculation result and paste it as text data to other application.
■ "Clock" button
You can see 10 histories of calculation results and calculation formulas. When it reaches more than 10, it will be deleted from the old history. In addition, you can delete the history by tapping "Trash can button" next to each history.
With this application you can easily calculate hours: minutes without having to perform troublesome calculations to round up or round down minutes by yourself every 60 minutes.
You can copy the calculation result.You can also check the calculated results and the formula history.
Please input hours and minutes in the order "hour", ": (colon)", "minute".
■ "Arrow" button
You can move the cursor position when entering calculation formula. Please use it when modifying the formula.
■ "DEL" button
Delete one letter at the position of the cursor of the calculation formula you are entering. If the cursor is at the back, you can delete the previous character.
■ "AC" button
Delete all entered calculation formula and calculation result.
■ "Copy" button
When calculation is completed, a square "Copy" button is displayed to the left of the calculation result. By tapping "Copy" button, you can copy the calculation result and paste it as text data to other application.
■ "Clock" button
You can see 10 histories of calculation results and calculation formulas. When it reaches more than 10, it will be deleted from the old history. In addition, you can delete the history by tapping "Trash can button" next to each history.
Latest updates
2.1.0
Minor improvements.
