Search results
CPM Calculator
Free CPM calculator to instantly calculate cost per mille (CPM). Optimize your advertising spend and measure campaign effectiveness.
Probability Calculator
Calculate probabilities of events with our easy-to-use probability calculator. Get accurate results for simple and complex scenarios.
Sales Tax Calculator
Easily calculate sales tax with our free online sales tax calculator. Get accurate results for any location and amount instantly!
Percentage Calculator
Free online percentage calculator to find percentages, calculate percentage increase/decrease, and solve % problems easily.
Dates to Roman Numerals Converter
Easily convert any date to its Roman numeral equivalent with our free online converter. Simple and accurate conversion for historical analysis or fun!
JSON Merge Patch Builder
Build RFC 7396 JSON Merge Patches, preview results, and export. Diff two JSONs, apply patch, and validate deletes via null. Fast, private, and free in-browser.
Large JSON Splitter and Merger
Split big JSON files into smaller parts or merge multiple JSON into one. Supports chunking, NDJSON, deduplication, and sorting. Free and browser-based.
YAML to JSON Converter
Convert YAML to JSON in your browser. Paste or upload .yml preview parsed data, and export array or JSON Lines. Type inference and null handling included
Rock Paper Scissors
Play Rock Paper Scissors online against the computer! Fun and easy game. Test your luck and strategy!
Image to PDF
Convert JPG, PNG, HEIC, WEBP, BMP, GIF, and more to PDF online. Free, secure, and fast. Reorder, set margins, choose page size, and download instantly.
Remove Watermark from PDF
Hide visible watermarks by masking them with overlays. Draw, position, and apply to selected pages, then export a clean, presentation-ready PDF.
Protect PDF with Password
Add a custom password to your PDF and set permissions for printing, copying, and editing. Export a protected file ready to share.