Calculate.Solve. Analyse.Instantly.
50+ calculator modes, Math AI, Photo-Math OCR, and cloud sync — all in one beautiful app.
Expression
∫ x² dx
Math AI Solution
Mode
Math AI
Solution ready!
x³/3 + C ✓
Simple Process
Three steps to calculate anything.
01
Step 01
Pick your calculator.
From basic arithmetic to financial, health, programming, and beyond — 50+ specialised modes in one app.
Choose a Mode
02
Step 02
Calculate or scan.
Type an expression, write it by hand, or point your camera at any printed equation. CALC reads it instantly.
Enter or Capture
03
Step 03
Save, sync, export.
Every calculation is saved. Sync across devices, generate PDF/CSV financial reports, and never lose your work.
History & Reports
Everything you need to calculate smarter.
From basic arithmetic to AI-powered math — CALC handles it all.
Standard & Scientific
Full-featured arithmetic, algebra, trigonometry, and scientific calculations. Free forever.
Currency Converter
Live exchange rates for 150+ currencies with home-screen widget support.
50+ Calculator Modes
PROFinancial, health, BMI, GPA, programming, unit conversion, cooking, construction, and more.
Photo-Math OCR
PROPoint your camera at any printed or handwritten equation — CALC solves it on-device instantly.
Math AI
PROLLM-powered step-by-step solver with natural language input. Ask anything, get full working.
Handwriting Recognition
PROWrite equations on screen with your finger or Apple Pencil and get instant results.
Unlimited History & Sync
PROEvery calculation saved and synced across all your devices in real time.
Financial Reports
PROExport detailed calculation history as PDF or CSV for accounting and tax purposes.
Custom Themes
PROPersonalise your calculator with 10+ beautiful colour themes and display styles.
Rate Alerts
PROSet currency rate alerts and get notified when your target exchange rate is hit.
Ad-Free
PRONo ads. No interruptions. Just pure, fast calculation.
Priority Support
PROGet dedicated email support with same-day response for all Premium users.
Loved by students, engineers & pros.
Real people, real calculations, zero guesswork.
“The Math AI is incredible. I ask it to explain derivatives step-by-step and it nails it every time.”
Aiden T.
Verified User · Math AI
“Photo-Math OCR saved me hours during exam prep. Just snap a problem and get the solution.”
Sofia R.
Verified User · Photo-Math OCR
“I use the financial calculator for loan amortisation daily. Way better than any spreadsheet.”
Marcus L.
Verified User · Financial Calc
“The currency converter with rate alerts is perfect for my import business. Real-time and reliable.”
Priya K.
Verified User · Currency Alerts
“50+ modes in one app. I've deleted 5 other calculator apps since installing CALC.”
James W.
Verified User · All-in-one
“Finally a calculator that syncs across my iPhone and iPad. Cloud sync is seamless.”
Emma C.
Verified User · Cloud Sync
“The Math AI is incredible. I ask it to explain derivatives step-by-step and it nails it every time.”
Aiden T.
Verified User · Math AI
“Photo-Math OCR saved me hours during exam prep. Just snap a problem and get the solution.”
Sofia R.
Verified User · Photo-Math OCR
“I use the financial calculator for loan amortisation daily. Way better than any spreadsheet.”
Marcus L.
Verified User · Financial Calc
“The currency converter with rate alerts is perfect for my import business. Real-time and reliable.”
Priya K.
Verified User · Currency Alerts
“50+ modes in one app. I've deleted 5 other calculator apps since installing CALC.”
James W.
Verified User · All-in-one
“Finally a calculator that syncs across my iPhone and iPad. Cloud sync is seamless.”
Emma C.
Verified User · Cloud Sync
“The handwriting recognition is surprisingly accurate. I write messy and it still gets it right.”
Tyler B.
Verified User · Handwriting
“GPA calculator and unit converter in one app? That's all I need for university.”
Lena G.
Verified User · Student
“As an engineer, having a scientific + programming calculator together is a game changer.”
Omar F.
Verified User · Engineering
“The custom themes make it feel like my own. Dark mode with indigo is perfect.”
Chloe D.
Verified User · Personalisation
“History export as PDF is exactly what I needed for my tax documents.”
Ryan M.
Verified User · PDF Export
“Clean, fast, and no ads. I upgraded to Pro on day one and haven't looked back.”
Anya S.
Verified User · Pro upgrade
“The handwriting recognition is surprisingly accurate. I write messy and it still gets it right.”
Tyler B.
Verified User · Handwriting
“GPA calculator and unit converter in one app? That's all I need for university.”
Lena G.
Verified User · Student
“As an engineer, having a scientific + programming calculator together is a game changer.”
Omar F.
Verified User · Engineering
“The custom themes make it feel like my own. Dark mode with indigo is perfect.”
Chloe D.
Verified User · Personalisation
“History export as PDF is exactly what I needed for my tax documents.”
Ryan M.
Verified User · PDF Export
“Clean, fast, and no ads. I upgraded to Pro on day one and haven't looked back.”
Anya S.
Verified User · Pro upgrade
Pricing
Free to start. Pro to unlock everything.
Download free. Upgrade when you're ready. Cancel anytime.
Free Forever
$0
No credit card required
- Standard & Scientific Calculator
- History (last 50 calculations)
- Basic unit & currency converter
- No account required
Premium
Billed $49.99/year
- Everything in Free
- All 50+ calculator modes
- Photo-Math OCR
- Math AI (LLM step-by-step)
- Handwriting recognition
- Unlimited history + cloud sync
- Financial reports (PDF / CSV)
- Custom themes
- Ad-free experience
Everything you get
Ready?
Download CALC.
Free on iOS & Android.
Free to download · Available on iOS & Android