Your calculations, everywhere.

A free Kalkoro account keeps your tools and history on every device.

• Favorite tools

  Star the calculators you use most — one tap away.
• History that stays

  Up to 50 saved calculations — recalculate with the same inputs in one click.
• Cross-device sync

  Start on your phone, continue on your desktop; everything follows.
• You own your data

  Delete entries one by one or wipe everything, anytime.