Utilities with direct entry.
Calculators, generators and everyday tools.
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QR Code Generator
Create custom QR codes for Wi-Fi, links and text, free of charge.
WhatsApp Link Generator
Create a WhatsApp link with a pre-filled message for sales and customer support.
Secure Password Generator
Create strong, unique passwords generated locally in your browser, with a visual strength meter.
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Pace Calculator
Running pace, race time and treadmill km/h, with splits and a printable pace band.
Barcode Generator
Generate EAN-13, Code 128, UPC, ITF-14 and ISBN barcodes with the check digit verified, one at a time, in batch or in sequence.
Giveaway Generator
Run fair, verifiable draws for your promotions from lists or numbers.
1RM & Training Load Calculator
Estimate your one-rep max (1RM) from a lighter set, without testing your maximum, and see the load ranges for each training goal.
Amortization Simulator (SAC/PRICE)
Compare loan schedules and see how much of what you pay is interest.
Biological and Chronological Age Calculator
Exact chronological age from your date of birth, and biological age from 9 routine blood tests with the PhenoAge formula. Educational; not a substitute for a doctor.
Index
Every tool in Utilities
The full list for this category, in alphabetical order.
- 1RM & Training Load Calculator
- Amortization Simulator (SAC/PRICE)
- Barcode Generator
- Biological and Chronological Age Calculator
- BMI & Healthy Weight Calculator
- Body Fat Calculator
- Brazil 13th Salary Calculator
- Brazil DAS-MEI Calculator
- Brazil Employee Cost Calculator (CLT)
- Brazil Employment Termination Calculator (CLT)
- Brazil Net Salary Calculator (CLT)
- Brazil Unemployment Benefit Calculator
- Brazil Vacation Pay Calculator (CLT)
- CAC & LTV Calculator
- Compound Interest Calculator
- Credit Card Validator
- Giveaway Generator
- Hourly Rate Calculator
- IP Lookup
- ITBI & Closing Costs Calculator
- Lottery Number Generator (Caixa)
- Macro & BMR Calculator
- Online Stopwatch
- Pace Calculator
- Percentage Calculator
- Pomodoro Timer
- Pregnancy Week Calculator
- Pricing Calculator
- QR Code Generator
- Random Number Picker
- Real Estate ROI Calculator
- Schedule Planner
- Secret Santa Draw
- Secure Password Generator
- Simples Nacional Calculator
- TikTok RPM Calculator
- WhatsApp Link Generator
- Workout Split Generator
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