Release note – Panecal for iOS

Release note


Version 7.5.6 Date 2023.9.18

  • Fixed an issue where the display would collapse when DMS calculations (time calculations) were performed repeatedly.
  • Improved calculation accuracy.

Version 7.5.5 Date 2023.6.13

  • Fixed a screen scroll problems.

Version 7.5.4 Date 2023.6.5

  • Updated libraries.
  • Fixed a scroll problem.

Version 7.5.3 Date 2023.5.18

  • Improved calculation accuracy.

Version 7.5.2 Date 2023.2.17

  • Fixed a display scroll problem.

Version 7.5.1 Date 2023.2.13

  • Improved the stability of calculations.

Version 7.5.0 Date 2022.10.16

  • Support iPhone 14, iPhone 14 Plus, iPhone 14 Pro, iPhone 14 Pro Max.
  • Fixed a bug in editing DMS value.
  • Added an ALT Ans button.

Version 7.4.0 Date 2022.6.19

  • Improved support for external keyboards.
  • Improved calculation processing speed.
  • Fixed a radix conversion issue.

Version 7.3.1 Date 2022.5.8

  • Fixed a problem of memory calculation.

Version 7.3.0 Date 2022.4.20

  • Added the constant calculation by pressing the [=] key after calculation.

Version 7.2.2 Date 2022.1.26

  • Fixed an issue about exponentiation calculation.

Version 7.2.1 Date2021.9.15

  • Adjusted the timing of touch sound and vibration.
  • Improved stability.

Version 7.2.0 Date 2021.6.22

  • Added a option for ÷ and / selection.
  • Changed the design of the DEL key.
  • Fixed the Mod function for continually calculation.
  • Improved stability.

Version 7.1.3 Date 2021.4.11

  • Improved stability.

Version 7.1.2 Date 2021.3.26

  • Fixed to work with iOS Zoomed setting.
  • Improved stability.

Version 7.1.0 Date 2020.10.20

  • Improved stability.
  • Supported the new devices.

Version 7.0.9 Date 2020.9.1

  • Improved stability.
  • Fixed a home bar behavior.

Version 7.0.8 Date 2020.8.27

  • Improved stability.
  • Fixed a home bar behavior.

Version 7.0.7 Date 2020.7.27

  • Improved stability.
  • Fixed some buttons highlight when tapping.

Version 7.0.6 Date 2020.7.16

  • Fixed for stability.
  • Fixed a problem of modification settings for iPad(iOS10).

Version 7.0.5 Date 2020.7.9

  • Fixed for stability.
  • Fixed a rotation detection for iPad.

Version 7.0.3 Date 2020.7.2

  • Fixed to reduce battery consumption.
  • Panecal has been migrated to version 7.

■ New features
– Mod (modulo calculation), Pol (polar coordinate conversion), Rec (Cartesian coordinate conversion) are added.
– Switching key labels by [ALT] [°’”] and [ALT] [H:M:S].
– Added memory recall [MR (Long press)] key.
– Improved memory calculation accuracy.
– Support Split View on iPad.

■ What’s changing of operation
– The BS key is basically erased a character, but in case of the function, it erases word.
– The DEL key is designed to delete the numbers and function enclosed in operators and parentheses.
– After calculation, you can type negative sign at head of line by pressing [ALT] [(-)] or [-] twice.
– The default display format is Normal, and Sci has been specified to specify valid numbers.
– Changed the display of [△] to the end of line in the screen.
– [CLR (Long press)] key opens the menu screen.
– The TAB label is changed to DIGS.


Version 7.0.2 Date 2020.6.27

  • Improved stability.
  • Panecal has been migrated to version 7.

■ New features
– Mod (modulo calculation), Pol (polar coordinate conversion), Rec (Cartesian coordinate conversion) are added.
– Switching key labels by [ALT] [°’”] and [ALT] [H:M:S].
– Added memory recall [MR (Long press)] key.
– Improved memory calculation accuracy.
– Support Split View on iPad.

■ What’s changing of operation
– The BS key is basically erased a character, but in case of the function, it erases word.
– The DEL key is designed to delete the numbers and function enclosed in operators and parentheses.
– After calculation, you can type negative sign at head of line by pressing [ALT] [(-)] or [-] twice.
– The default display format is Normal, and Sci has been specified to specify valid numbers.
– Changed the display of [△] to the end of line in the screen.
– [CLR (Long press)] key opens the menu screen.
– The TAB label is changed to DIGS.


Version 7.0.1 Date 2020.6.23

  • Improved stability.
  • Panecal has been migrated to version 7.

■ New features
– Mod (modulo calculation), Pol (polar coordinate conversion), Rec (Cartesian coordinate conversion) are added.
– Switching key labels by [ALT] [°’”] and [ALT] [H:M:S].
– Added memory recall [MR (Long press)] key.
– Improved memory calculation accuracy.
– Support Split View on iPad.

■ What’s changing of operation
– The BS key is basically erased a character, but in case of the function, it erases word.
– The DEL key is designed to delete the numbers and function enclosed in operators and parentheses.
– After calculation, you can type negative sign at head of line by pressing [ALT] [(-)] or [-] twice.
– The default display format is Normal, and Sci has been specified to specify valid numbers.
– Changed the display of [△] to the end of line in the screen.
– [CLR (Long press)] key opens the menu screen.
– The TAB label is changed to DIGS.


Version 7.0.0 Date 2020.6.20

  • Migrated to version 7. In this version, the design and the operation specifications are changed, and new functions are added to improve operability and functions.

■ New features
– Mod (modulo calculation), Pol (polar coordinate conversion), Rec (Cartesian coordinate conversion) are added.
– Easily switch keys with [ALT] [° ‘”] and [ALT] [H:M:S].
– Added memory recall [MR (Long press)] key.
– Improved memory calculation accuracy.

■ What’s changing of design
– Changed the design of SHIFT key and BS key.
– Added an icon to the settings menu.
– Support Split View on iPad.

■ What’s changing of operation
– The BS key is basically erased a character, but in case of the function, it erases word.
– The DEL key is designed to delete the numbers and function enclosed in operators and parentheses.
– After calculation, you can type negative sign at head of line by pressing [ALT] [(-)] or [-] twice.
– The default display format is Normal, and Sci has been specified to specify valid numbers.
– Changed the display of [△] to the end of line in the screen.
– [CLR (Long press)] key opens the menu screen.
– The TAB label is changed to DIGS.


Version 6.8.1 Date 2019.11.27

  • Support iPad (7th generation).
  • Improved for stability.

Version 6.8.0 Date 2019.11.20

  • Support iPad (7th generation).

Version 6.7.5 Date 2019.8.26

  • Added the setting regarding the priority of parenthesis calculation.
  • Improved the calculation accuracy.

Version 6.7.4 Date 2019.8.2

  • Fixed the SHIFT button action.

Version 6.7.3 Date 2019.7.14

  • Fixed the slow startup problem.

Version 6.7.2 Date 2019.4.9

  • Fixed minor bug.

Version 6.7.1 Date 2019.3.29

  • Support iOS12.2.

Version 6.7.0 Date 2019.2.21

  • Supported the “enter key” of the physical keyboard to calculate.
  • Improved the degrees / minute / second feature.

Version 6.6.2 Date 2019.1.29

  • Optimization for iPad.

Version 6.6.1 Date 2019.1.15

  • Fixed a bug of BS key.

Version 6.6.0 Date 2018.9.19

  • Support iOS12.

Version 6.5.9 Date 2018.8.11

  • Changed some designs.
  • Improved math expression analysis.

Version 6.5.8 Date 2018.7.25

  • A few minor fixes for iPhoneX.

Version 6.5.7 Date 2018.6.20

  • Updated the Google libraries.

Version 6.5.6 Date 2018.5.4

  • Adjust location of buttons on the display.
  • Improved accuracy of the calculation.

Version 6.5.5 Date 2017.11.30

  • Fixed a problem as screen rotation for iPad.
  • Fixed a problem related to BS key and text scroll.

Version 6.5.4 Date 2017.11.17

  • Support Landscape for iPad Pro.

Version 6.5.2 Date 2017.10.31

  • Changed specification symbols at inputting degrees, minutes and seconds.
  • Updated for iOS11.

Version 6.5.1 Date 2017.3.17

  • Support ENG format conversion.
    (After calculation, long tap [◀ENG]・[ENG▶] key, or [SHIFT] + [◀ENG]・[ENG▶])
  • Fixed ENG formatting.

Version 6.5.0 Date 2017.3.13

  • Support ENG format conversion.

Version 6.4.0 Date 2016.11.9

  • Support for horizontal screen for iPad.(Except iPadPro 12.9 inches)
  • Added a setting of font size.
  • Added a setting of percent calculation method.
  • Fixed the H:M:S calculation bug.
  • Fixed the TAB indicator bug.

Version 6.1.2 Date 2016.7.7

  • Fixed a problem of screen scroll behavior for iOS9.3.2.

Version 6.1.1 Date 2016.4.22

  • Fixed a editing problem of decimal value.
  • Fixed a problem of constant input.

Version 6.1.0 Date 2016.3.3

  • Added physical constant table.

Version 6.0.6 Date 2015.11.20

  • Added function of indicating formula at starting.
  • Fixed a calculation problem on iOS7.

Version 6.0.5 Date 2015.11.12

  • Fixed to improve the operational stability.

Version 6.0.4 Date 2015.10.29

  • Fixed to improve the operational stability.

Version 6.0.3 Date 2015.10.28

  • Fixed to improve the operational stability.

Version 6.0.1 Date 2015.10.19

  • Fixed a bug of calculating.

Version 6.0.0 Date 2015.10.13

  • Added line(s) in the screen.
  • Supported degrees, minutes, seconds (°’”) and hour, minutes, seconds(H:M:S).
  • Added SHIFT key which correspond to green characters.
  • Added a option D°M’S”/H:M:S key.
  • Added a option D°M’S”/H:M:S calculation format.
  • Added a option CLR key action.

Version 3.5.1 Date 2015.2.25

  •  Adjusted button size and location.
  • Fixed a starting up problem.

Version 3.5.0 Date 2015.1.31

  • Fixed a minus key design.
  • Fixed a calculation procedure of the power of negative number.
  • Fixed a calculation bug.

Version 3.4.0 Date 2014.10.27

  • Fixed a bug of TAB setting.

Version 3.3.0 Date 2014.10.8

  • Supported iOS8.

Version 3.2.0 Date 2014.8.27

  • Added a option of space in the group separator.

Version 3.1.1 Date 2014.8.14

  • Fixed a problem of the carriage return.
  • Fixed a problem of the decimal separator.

Version 3.1.0 Date 2014.5.23

  • Added a permutations and a combinations functions.
  • Improved calculation accuracy.
  • Fixed a grouping separator expressions from history list.

Version 3.0.0 Date 2014.4.1

  • Added memory functions. M, M+, M-, MC, Variable(A..F)
  • Improved to display up to 12 decimal places.
  • Grouping separator applied to the expressions on the display automatically.
  • Fixed to improve a stability.

Version 2.0.1 Date 2013.11.26

  • Fixed a possibility of of the screen crash when personal hotspot is enabled.

Version 2.0.0 Date 2013.11.11

  • Fixed for corresponding to iOS6.1 and iOS7.
  • Added a clicking sound function.
  • Modified the top from the bottom of the menu to prevent accidental operation.
  • Fixed to hide the status bar.
  • Modified the design of the alert table.
  • Modified the content Help.
  • Localized in the settings menu (Japanese, Chinese, French, German and Italian).
  • Fixed a getting focus as returning from HELP (only iOS7).
  • Modified to indicate a dialog after upgrade or installation.

Version 1.3.0 Date 2013.10.18

  • Adjustment for the iOS7.
  • Changed a design of the icon.
  • Modified the dialog of ans history and expressions history.
  • Increased the tab items.
  • Added the number of bits for the base conversion on the settings.
  • Added the grouping separator for the base conversion on the settings.
  • Fixed some small bugs.

Version 1.2.1 Date 2013.9.18

  • Fixed a problem of screen.

Version 1.2.0 Date 2013.9.16

  • We found a problem of this version. Please wait few days. We will provide a new version.

Version 1.1.0 Date 2013.7.22

  • Fixed behavior of “0” button.
  • Added calculation hexadecimal, octal, binary number, the base conversion function.
  • Added the engineering index Eng.
  • Added the setting screen.
  • Added menu to select the type of decimal separator(“.” or “,”)
  • Added menu to select thousands grouping separator.

Version 1.0 Date 2013.7.9

  • Release