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Version
2.6.5
Size
5.06 Mb
Updated
3 years ago
Released
21 Jun 2022
Description
A simple and easy-to-use calculator app that combines two calculators into one.
Calculators are displayed side by side when the screen is horizontal, and vertically when the screen is vertical.
In addition to being able to perform separate calculations with each calculator, calculation results can be also copy and paste with one touch, so you can perform other calculations during calculations, making it even more convenient to use than you might imagine.
There is also a paid version without ads. Please try it first.
https://apps.apple.com/jp/app/twin-calc/id1619292082
【feature】
1. Calculation results can be copy and paste between two calculators with one touch.
2. The result calculated can be input from one calculator to the other with one touch.
・When press the "→" key, the calculation result of the left calculator is entered at the end of the formula on the right calculator.
・When press the "←" key, the calculation result of the right calculator is entered at the end of the formula on the left calculator.
3. add, subtract, multiply and divide is performed.
Do multiplication and division first, then add and subtract.
4. Display the formula
The entered formula is displayed under the result, so you can easily check the operations.
5. Calculation results can be copied to iPhone’s memory
Calculation results can be pasted into other apps as text , so transcription errors will not occur.
Example of use
When you find a product for 988 yen for 3 pieces and a product for 1245 yen for 4 pieces while shopping, you can easily calculate "Which is cheaper?" And “How cheaper?"with this calculator.
1) Use the left and right calculators to find the unit price of the product (unit price = product price/number).
2) Tap the "- key" and "arrow key" on either the left or right calculator to calculate the unit price difference.
Limitations
・Answer can be calculated up to 9 digits, minimum 0.000000001.
・If you divide a value by 0, it will be ∞ correctly, but this calculator will display "0".
Estimates
Availability
Devices
iPhone5s
iPadAir
iPadAirCellular
iPadMiniRetina
iPadMiniRetinaCellular
iPhone6
iPhone6Plus
iPadAir2
iPadAir2Cellular
iPadMini3
iPadMini3Cellular
iPodTouchSixthGen
iPhone6s
iPhone6sPlus
iPadMini4
iPadMini4Cellular
iPadPro
iPadProCellular
iPadPro97
iPadPro97Cellular
iPhoneSE
iPhone7
iPhone7Plus
iPad611
iPad612
iPad71
iPad72
iPad73
iPad74
iPhone8
iPhone8Plus
iPhoneX
iPad75
iPad76
iPhoneXS
iPhoneXSMax
iPhoneXR
iPad812
iPad834
iPad856
iPad878
iPadMini5
iPadMini5Cellular
iPadAir3
iPadAir3Cellular
iPodTouchSeventhGen
iPhone11
iPhone11Pro
iPadSeventhGen
iPadSeventhGenCellular
iPhone11ProMax
iPhoneSESecondGen
iPadProSecondGen
iPadProSecondGenCellular
iPadProFourthGen
iPadProFourthGenCellular
Pricing by country
| Country | Price |
|---|---|
| Canada | free |
| China | free |
| UK | free |
| India | free |
| Japan | free |
| Korea, Republic Of | free |
| USA | free |
