calculate
Everyday Kits
Common calculators, converters, and small productivity helpers. · 24 tools
JSON & DataRuns locally in your browser.CSV ViewerView CSV data as a sortable table without opening a spreadsheet app.EncodingRuns locally in your browser.Text to BinaryConvert text into binary — eight bits per UTF-8 byte.EncodingRuns locally in your browser.Binary to TextDecode space-separated binary groups back into text.Security & CryptoRuns locally in your browser.MD5 ChecksumCompute MD5 checksums for file verification and legacy systems.Security & CryptoRuns locally in your browser.Password GeneratorGenerate strong random passwords with configurable character sets.Security & CryptoRuns locally in your browser.File Hash CalculatorCompute SHA-256, SHA-1, and MD5 checksums of files on your device.Text & RegexRuns locally in your browser.Case ConverterConvert text between camelCase, snake_case, kebab-case, and more.Text & RegexRuns locally in your browser.Line SorterSort lines alphabetically or numerically, ascending or descending.Text & RegexRuns locally in your browser.Duplicate Line RemoverRemove duplicate lines while keeping the first occurrence of each.Text & RegexRuns locally in your browser.Line ReverserReverse the order of lines so the last line comes first.Text & RegexRuns locally in your browser.Empty Line RemoverDelete blank and whitespace-only lines from text.Text & RegexRuns locally in your browser.Whitespace TrimmerTrim leading and trailing whitespace from every line.Text & RegexRuns locally in your browser.Word & Character CounterCount characters, words, lines, and bytes in any text.Text & RegexRuns locally in your browser.Find and ReplaceReplace text across a document, with optional regex and case options.Web & CSSRuns locally in your browser.Markdown PreviewerWrite Markdown and see the rendered result side by side.Date & TimeRuns locally in your browser.Unix Timestamp ConverterConvert Unix epoch timestamps to human dates and back.Date & TimeRuns locally in your browser.Timezone ConverterSee one moment in time across multiple time zones at once.Date & TimeRuns locally in your browser.Date Difference CalculatorCalculate the exact time between two dates.Date & TimeRuns locally in your browser.Duration CalculatorAdd and convert durations like 1h 30m, 90s, or 2d 4h.Date & TimeRuns locally in your browser.Relative Time GeneratorTurn dates into relative phrases like "3 hours ago" or "in 2 days".Files & MediaRuns locally in your browser.Image ConverterConvert images between PNG, JPEG, and WebP — without uploading them.Files & MediaRuns locally in your browser.Image ResizerResize images to exact dimensions or percentages on your device.Files & MediaRuns locally in your browser.QR Code GeneratorGenerate QR codes for URLs, text, and Wi-Fi — rendered locally.GeneratorsRuns locally in your browser.Random Number GeneratorGenerate random numbers in any range, integers or decimals.