Simple tools to make your life easier.
143tool offers free online calculators, converters, generators and utilities. No signup required, no downloads, completely free.
Why 143tool?
Fast, free and privacy-focused. All tools work directly in your browser — no data is sent to our servers.
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Find the right tool for your needs.
Popular Tools
Most used tools by our visitors.
loan-calculator
Calculate monthly EMI, total interest and total payment for any loan.
tip-calculator
Calculate the tip, total bill, and per-person share instantly.
Word Counter
Count words, characters, sentences and paragraphs in real time.
Age Calculator
Calculate your exact age
SIP Calculator
Calculate mutual fund SIP returns with step-up option.
Password Generator
Generate strong, secure random passwords. Works entirely in your browser.
QR Code Generator
Generate QR codes for text, URLs, WiFi, vCard and more — all offline in your browser.
Base64 Encoder
Encode text or files to Base64, and decode Base64 back to text. Works entirely in your browser.
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