SumReframe is an expression calculator with basic and scientific modes. See the answer as you type, then give recurring calculations a name so you can find them again.
Use x for the number you want to change. Enter up to three values in Compare to see how the result changes under each scenario.
• Reuse recent calculations and named bookmarks
• Store several numbers and insert them into new expressions
• Calculate with parentheses, percentages, powers, trigonometry, and logarithms
• Toggle two-decimal display and copy a result
Pay once. The calculator works offline without an account.
Compare three values in a single formula and see the results side by side.