Tools
Developer & Finance Tools
Free, browser-based utilities. No sign-up required — all processing happens in your browser.
Developer Tools
View all →JSON Formatter
Validate and pretty-print JSON. Detects common mistakes.
JSON to CSV
Convert JSON arrays to CSV. Auto-detects all columns.
JWT Decoder
Decode JWT tokens — header, payload, expiry — client-side.
Base64 Encoder / Decoder
Encode or decode Base64 strings with UTF-8 support.
Timestamp Converter
Convert Unix timestamps to human-readable dates and back.
Regex Tester
Test regular expressions live with real-time match highlighting.
PDF Merger
Combine multiple PDFs into one. Reorder files before merging.
PDF Splitter
Split a PDF by custom page ranges or extract every page separately.
PDF to Image
Convert each PDF page to PNG or JPEG with adjustable resolution.
Image to PDF
Turn images into a PDF with A4, Letter, or fit-to-image page sizes.
Finance Calculators
View all →SIP Calculator
Calculate expected returns on your monthly SIP investments.
Lumpsum Calculator
Calculate future value of a one-time investment at a given CAGR.
EMI Calculator
Calculate monthly EMI for home, car, or personal loans.
Compound Interest
See how money grows with monthly, quarterly, or annual compounding.
SWP Calculator
Plan systematic withdrawals from your corpus for retirement.