Pebbles icon


Subhadeep Jasu

Get elementary OS

Perform advanced calculations with ease

An advanced calculator that helps you with complicated calculations in your homework


Get it on AppCenter

Get Pebbles and more on elementary AppCenter, the open, pay-what-you-want app store for indie developers. Every app is open source and has been reviewed and curated by elementary to ensure a native, privacy-respecting, and secure experience.

What's New:

1.0.5 – Jul 5, 2020


  • [UI] Allow navigation left and right buttons to pass through selectively
  • [Core] Better negative number handling
  • [Core] Implicit multiplication on parenthesis and around variable (x)
1.0.4 – Jun 20, 2020


  • [UI] Comma and Radix symbols now obey Language & Region settings
  • [UI] Backspace button should now check if input entry has text on start up
  • [Core] Fix precedance with proper PEMDAS rule


  • [UI] Better clipboard system for Scientific, Calculus, Statistics and converters
1.0.3 – Mar 20, 2020


  • [UI] Save and restore calculator state across invocations
  • [Converter] Save currency converter forex data after update
  • [Calculus] Fix derivative accuracy bug which caused it to output zero everytime


  • French (by Nathan Bonnemains)


  • Code structure fixed and improved by Nathan Bonnemains
  • [Calculus] Make Calculus button labels consistent with Scientific view


  • [Controls] Use Escape Key to close dialogues
1.0.2 – Mar 1, 2020


  • [Converter] Override conversion precision based on unit for Currency and Data converter
1.0.1 – Feb 29, 2020


  • [Controls] Use F7 for last answer and F8 for changing angle mode
  • [HeaderBar] Change 'GRD' to 'GRA'
  • [Date View] Enable counting date backwards


  • [Translations] Add more translatable strings
1.0.0 – Feb 28, 2020

Initial Release