Apps Like Big Button Calculator Pro for iPhone and iPad
Calculate with color and precision
Calculate with a dual-line display showing input and result simultaneously. Use percentage and backspace functions. Choose from 18 color themes. Enter multi-line equations. Automatically format scientific expressions. Access via Split View.
by Cider Software LLC★ 4.9469 ratingsUtilities$9.99Data updated 2026-09-11
Calculate with precision and unlimited stack depth
Perform financial calculations including loans, mortgages, and "what-if" scenarios. Calculate statistical functions. Use a 15-digit RPN interface with unlimited stack depth. Handle numbers within the range of 2^{-1022} to 2^{1024}.
Calculate mix proportions using the absolute volume method. Input project details to determine gravel quantity in kilograms and cubic meters. Adjust mix ratios for specific strength requirements.
The app provides multiple length arithmetic calculations with a Flat UI. Users can swipe to switch between six color themes, copy numbers to the pasteboard, and open the app using a URL scheme.
Calculate bytes and convert between B, KB, MB, GB, and TB. Display results with appropriate thousands separators and decimal points based on language settings. Perform memory calculations, square roots, and percentage operations.
Calculate pressure at the target DZ using the method. Input the DZ altimeter setting and other required parameters. Display results for use with the in Operational Mode. Perform calculations without needing the physical circular .
The app allows users to edit files on NAS, Dropbox, and FTP servers. It supports editing two files simultaneously on iPad and offers customization for background color and font size.
Calculate , elevation difference, and distance using input values. Store and retrieve calculation history. Sync data across devices with iCloud. Share results via email or copy-paste.