402 tools
Convert Word, Excel, PowerPoint, text and CSV, make a CV or invoice, Bijoy to Unicode, Taka in words
All in this category99 tools
Make passport photos, set picture size and KB for forms, get text out of a picture, crop, rotate and convert JPG, PNG, WebP, HEIC
All in this category213 tools
Protect or unlock, hide sensitive details, compare two files
All in this category647 tools
Calculators, health and money tools, typing tests, timers and device checks for daily life.
All in this category254 tools
Fill and sign PDF forms, visa and passport photos, screen recorder, video tools, barcodes, letters and tax calculators, all free and private.
All in this categoryCategory
Specialist calculators are only useful when you understand the rules behind the numbers. These guides explain what each professional calculator does, which inputs matter, how to read the result and where the official rules come from, covering payroll and tax, immigration and visas, housing, business compliance, engineering and science. Every guide links to a free tool that runs in your browser and keeps your figures private.
318 guides
Work out the cubic yards of concrete, ready-mix order and number of bags for a slab or footing. Free, private and no sign-up.
Correct a total calcium result for low albumin. Free, private and no sign-up.
Estimate creatinine clearance with the Cockcroft-Gault equation. Free, private and no sign-up.
See how much a 0% balance transfer saves compared with keeping your balance on your current card. Free, private and no sign-up.
Find the most you can borrow for a home from your income and debts under common DTI limits. Free, private and no sign-up.
Calculate the tons of asphalt, gravel or sand for a driveway from its size and depth. Free, private and no sign-up.
Estimate the drywall sheets, screws, tape and joint compound for a room. Free, private and no sign-up.
Estimate your Earned Income Tax Credit from your income, filing status and number of children. Free, private and no sign-up.
Check conduit fill for THHN wires and find the smallest EMT size that meets the NEC limit. Free, private and no sign-up.
