LESS FRICTION. MORE POSSIBILITIES.
Clarity, calculated.
A little space for your next big number.
STANDARD
Let's make something add up.
0
YOUR POSSIBILITIES ARE INFINITE
Your input is always free. What comes next is up to you.
MODULAR BY DESIGN. ADDITIONAL BY DEFAULT.
More is more.
Build your perfect calculator. One subscription at a time.
Extensions are billed separately, or included together in Enterprise. A results plan unlocks answers.
19 extensions
YOUR SPACE. YOUR SIGNATURE.
Appearance Studio.
Make something unmistakably yours. Preview on us.
Start with a color.
01One beautiful color. An entire design system.
Set the atmosphere.
02From a quiet gradient to a living canvas.
Details make the difference.
03Obsess over every pixel. We already did.
Ambient glowA soft light behind every idea.
SoundscapeA subtle click, perfectly tuned.
LIVE PREVIEWPreview only · unlock to apply
summa.
A little clarity looks good on you.1,024.00
789÷456×123−0.+=
STUDIO PREVIEW
Your vision, ready to apply.
Appearance Studio · €358/year, billed separately.
EVERY NUMBER HAS A STORY.
A little hindsight.
Your calculations, beautifully remembered.
MORE CAPABILITY. MORE POSSIBILITY.
A little more powerful.
Thoughtfully made tools. Exceptionally separate subscriptions.
INVEST IN YOUR ANSWERS.
Possibility has a price.
Simple plans. Serious arithmetic. A commitment to both.