• Restored memory save between uses
• More iOS26 fixes

•Update for iOS changes
• Fixed currency worksheet dark mode

Update for iOS 18

• Updated for iOS15
• Added dark mode
• Added keyboard input for iPad
• Added layout direction to Settings (iPad)
• Fixed save/load of named worksheets

• Update to work around (more)bugs/changes in iOS12.3
• Improved currency conversion (again)

• Update for bugs/changes in iOS12.3
• Update for currency conversions

• Update to work around iOS11.0.1 bugs. Apple is changing the view system without working out all the details. Important pieces such as setRightBarItems have just stopped working as a result of introducing a big black notch smack in the middle of the top of the screen. How is this a good idea? My users certainly have let me know they don't appreciate updating iOS and then their apps no longer work.
• To my users- I'm trying to stay on top of this and will continue to update the app to work around Apple's latest "design innovations" :-(
• Restored waste basket and action buttons on audit tape for iPhone
• Added taptic feedback on key touches (requires iPhone with taptic engine)

• Update for iOS11
• iPad tape view now works in portrait and landscape and can be hidden
• Drag and drop calculations from the audit tape
• Added swap and hide buttons to conversion panel

• Update for iOS changes
• Added iPad slide over and split views
• Added Settings function
• Added ? key help system
• Added Help function
• Added markup, date, interest, refinance, lease and loan amortization to keyboard
• HTTPS security update
• Updated graphics for iPad Pro and large display iPhones

• Added ΔDays field to the Bond worksheet.
• Fixed bugs introduced by iOS7.1, iPad version now shows error alerts on improper inputs instead of crashing.

Cash flow worksheet now correctly handles zero cash flows at end of cash sequence.

• Fixed input of numbers using E
• Corrected blurry graphics on keyboard
• Changed label on worksheet keyboard from tape to print

• Updated for iOS 7 including new icons, keyboard graphics and screen layouts.
• Settings screen has new selector to choose either flat (iOS7) or realistic (old style) keyboard
• Improved the worksheet selection index - touch the plus icon in any index section header to add a new named worksheet, swipe sideways on any named worksheet index entry to delete.
• Improved the conversion screen- conversions are now done automatically.
• Currency rates are now automatically downloaded from the IMF webpage (internet connection required).
• iPad now shows tape in landscape orientation
• iPad calculator display is now larger
• Send calculations by email, message or airdrop, copy and print using new action menu.
• Set default keyboard back to original skeuomorphic design. Flat keyboard view is still available on the Settings, Keyboard Style selector.
• New install now deletes images from previous versions to eliminate double images.
• Fixed scrolling issue in Tape view in iOS7.

• Updated for iOS 7 including new icons, keyboard graphics and screen layouts.
• Settings screen has new selector to choose either flat (iOS7) or realistic (old style) keyboard
• Improved the worksheet selection index - touch the plus icon in any index section header to add a new named worksheet, swipe sideways on any named worksheet index entry to delete.
• Improved the conversion screen- conversions are now done automatically.
• Currency rates are now automatically downloaded from the IMF webpage (internet connection required).
• iPad now shows tape in landscape orientation
• iPad calculator display is now larger
• Send calculations by email, message or airdrop, copy and print using new action menu.

Updated worksheet drawing for iPad.

• Update for iOS 6.01 to correct worksheet drawing
• added combination (nCr) function
• added permutation (nPr) function

•Update for iOS6
•iPhone5 screens added
•Updated Cash Flow worksheet, swapped I/YR and RI% for FMRR and MIRR calculation

• Calculator now allows up to 9,999 repeats of a cash flow entry
• Corrected operation of blue shift key functions for iPad

• Updated to support iOS 5
• Added saving / loading worksheets. You can now save named versions of any worksheet for later recall. Store multiple cash flows for your investments. Save multiple statistics data sets and review them later. To create a new worksheet, touch the action button at the top right of the worksheet title bar and select "New Worksheet" from the menu. To load a saved worksheet select "Saved Worksheets".
• Added FMRR and CpA to the cash flow worksheet.
• Added amortization table to the TVM worksheet.
• Added currency worksheet to convert a value in a base currency to 6 other currencies using exchange rates downloaded from the IMF. (An internet connection is required to download rates).
• Added graphics for retina resolution screens.
• Improved dragging and pinch to scale of graphs.
• Added PDF output from Tape cash flow view (OS3.2 or later required).
• Added printing from the Tape cash flow view. Printing is only supported on devices capable of multitasking with iOS 4.2 or later installed.
• Added "sticky" conversion wheels to the converter screen. The last dial setting is remembered for each conversion type.
• Corrected operation of slider bars.
• Corrected operation of pop-up menus in iOS 5

• Added PDF output from Tape and Worksheet views (OS3.2 or later required).
• Added printing from the Tape and Worksheet views. Printing is only supported on devices capable of multitasking with iOS 4.2 or later installed.
• Added Altman Z-score to Ratio worksheet
• Added 亩,畝,mǔ to area conversions
• Added user settings auto save on quit with iOS4

• Added new worksheets:
Auto Purchase -compute car purchase price and loan information.
Refinance - analyze loan refinance expenses, payments and payback.
Tip - compute tip and split a restaurant bill.
• Added Cash Flow diagrams
• Added balloon payment to the Loan Amortization worksheet.
• Added user help pages (info) to iPhone worksheets.
• Added option to use full algebraic with precedence logic for computing.
• Added support for iOS4 multitasking