Free Online Tools for Everyday Tasks
Count, convert, calculate, and compress in your browser. Fast, private, and ready in a few clicks.
All tools
- Word CounterCount words, characters, sentences and paragraphs instantly.
- Character CounterCount characters with and without spaces for Twitter bios, SMS captions, meta descriptions, and form limits. Counting runs in your browser.
- Case ConverterSwitch headlines and identifiers between uppercase, lowercase, title case, camelCase, PascalCase, snake_case, and kebab-case without uploading.
- Remove Duplicate LinesRemove duplicate lines from lists, logs, and exports. Keep the first or last match, optionally sort, and copy a clean list locally.
- Remove Extra SpacesCollapse extra spaces, trim edges, and clean text pasted from Word or PDFs. Whitespace cleanup runs entirely in your browser.
- Text Diff CheckerCompare two versions of a draft side by side. Spot insertions and deletions by character, word, or line without sending text away.
- Slug GeneratorTurn a page title into a URL slug: lowercase, accents stripped, words joined with hyphens. The conversion stays in your browser.
- Reading Time CalculatorEstimate how long a draft takes to read at your words-per-minute pace. Fast and slow reader ranges update in this browser tab.
- JSON FormatterPretty-print JSON with a chosen indent so API payloads are readable. Formatting runs in your browser and never leaves this tab.
- JSON ValidatorCheck whether JSON is syntactically valid and see the line and column of the first error. Validation stays in your browser.
- JSON MinifierMinify JSON by stripping extra whitespace to shrink request payloads. Compression of the text happens locally in this tab.
- JSON to CSVConvert a JSON object or array of objects into CSV for spreadsheets. Nested keys flatten with dots, all inside your browser.
- Base64 EncoderEncode UTF-8 text to Base64 for data URIs, headers, and embeds. Encoding uses the Web APIs in this tab, with no server hop.
- Base64 DecoderDecode Base64 back into readable UTF-8 text so you can inspect tokens and payloads. Decoding never leaves this browser tab.
- URL EncoderPercent-encode query values and path segments with encodeURIComponent. Spaces become %20. Encoding stays in your browser.
- URL DecoderDecode percent-encoded URLs and query strings back to readable text. Invalid sequences are flagged without a network call.
- UUID GeneratorGenerate UUID version 4 values with the Web Crypto API. Create up to 500 identifiers at once, then copy or download the list.
- Unix Timestamp ConverterConvert Unix time in seconds or milliseconds to a calendar date, and the other way around. Conversion runs locally in the browser.
- Percentage CalculatorFind X percent of Y, what percent one number is of another, percent change, and percent difference. Math stays in this tab.
- Discount CalculatorWork out sale prices from an original amount and a discount percent. Optional tax applies after the discount, all in the browser.
- Age CalculatorCalculate exact age in years, months, and days from a date of birth. See days lived and the next birthday, computed locally.
- Date Difference CalculatorMeasure the span between two calendar dates in days, weeks, months, and years. Optionally include the end date in the count.
- Average CalculatorPaste a list of numbers and get the mean, median, sum, count, min, and max. Stats compute in your browser from the values you type.
- Ratio CalculatorSimplify a ratio to lowest terms or solve a missing value in A:B = C:D. Proportion math runs locally in this browser tab.
- Compound Interest CalculatorProject a balance with compound interest, yearly contributions, and yearly, quarterly, monthly, or daily compounding in this tab.
- Image CompressorShrink JPEG, PNG, or WebP files with a quality slider. Compression uses canvas in your browser so the original never uploads.
- Image ResizerResize images to exact pixel width and height, with an option to keep the aspect ratio. Processing stays on this device.
- JPG to WebPConvert JPEG photos to WebP in the browser to cut page weight. Adjust quality, then download the .webp without uploading.
- PNG to WebPConvert PNG graphics and screenshots to WebP for smaller assets. The file is encoded in your browser with a quality control.
- WebP to JPGConvert a WebP image to JPEG when a tool, email client, or printer still needs JPG. Encoding happens locally on this device.
Processed on your device
These tools run in your browser. Your text, JSON, and images stay on this device unless a future feature says otherwise.