Calciq app iconCalciq

Calculators forget. Calciq doesn’t.

Calciq on Mac: Calculators forget, Calciq doesn't — a notebook of verified calculations including tip, weight, calories and a mortgage payment
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✓ Verified on-device   ✓ Works offline   ✓ Free to try

Ask in plain English

“What’s 18% tip on $64 split three ways?” No syntax to learn — just ask.

tip = 64 × 18% ÷ 3$3.84

Name your numbers

Save answers as variables. Change one — everything downstream updates.

rent$2,400
left_over = income − rent$3,850

A notebook, not a tape

Every line stays put. Scroll back, change a number, and the answers below update.

mortgage on 400k at 5.5%$2,456.35/mo
… at 5% instead$2,338.36/mo
Every number verified — Calciq computing a $3,897.08/mo mortgage on device, with a receipt panel showing principal, rate, term and the formula used
✓ On-device math engine — no guessing✓ Step-by-step derivation on every answer✓ Private by design — your numbers stay yours
Goes deep

From splitting the bill to solving systems.

Equations and graphs — Calciq solving x squared minus 5x plus 6 equals 0 with roots plotted at x=2 and x=3Matrices and systems — Calciq computing the determinant of a 3 by 3 matrix, verified exactUnits, currency, time zones — Calciq converting millilitres, dollars to euros, Fahrenheit and London to Tokyo timeBudgets that live — Calciq with named variables income and rent, results updating downstream
In your pocket

The whole thing, on iPhone.

The same engine and the same notebook, sized for one hand.

Calciq on iPhone answering tip, weight, calorie and time-zone questions, each verified
Ask in plain English
Calciq on iPhone with a variables panel for income, leftover and rent
Name your numbers
Calciq on iPhone solving x squared minus 4x plus 3 equals 0 with the curve plotted and roots at 1 and 3
Solve and plot
Calciq on iPhone converting currency, charge, temperature and volume
Convert anything
Everywhere you think

iPhone, iPad, and Mac.

One notebook, the same real math engine, wherever you're working.

Calciq on iPhone: a notebook of verified answers including tip, weight, calories and a time-zone conversion
Calciq on iPad: a running notebook of verified calculations with the Notebook and History tabs
Calciq on Mac breaking down a mortgage payment with first payment, total interest and total paid
Pricing

Free to start. Fair to keep.

Free

$0
  • ✓ 50/month AI questions
  • ✓ 5 variables per workspace
  • ✓ Unit conversions
Most popular

Pro

$2.99/mo
  • ✓ Everything in Free
  • ✓ 2,000/month AI questions
  • ✓ Unlimited variables & workspaces
  • ✓ Search across all workspaces

or $29.99/yr

Do the math. Keep the math.

Download on the
App Store