All tools

Convert between PNG, JPG, WebP, AVIF, GIF and BMP.

Paste a screenshot, then download it or its Base64.

View an image from a share link or base64 string.

Crop to any size or aspect ratio with a live box.

Trace a raster image into a clean SVG.

Clean and shrink SVG files.

View, edit and remove image EXIF data.

Enlarge images with offline AI or smoothing.

Rotate images by any angle.

Flip images horizontally or vertically.

Adjust hue, brightness, contrast and more.

Invert image colours to a photo negative.

Shrink and resize images, no upload needed.

Resize by exact pixels or percentage.

Slice a photo into a grid for Instagram.

Add a text or image watermark to a picture.

Add top and bottom captions to an image.

Pull the main colours out of an image.

Check banners against platform safe zones.

Make a full favicon set from one image.

Arrange reference images on an infinite board.

Turn an image + audio into a long looping MP4.

Repeat a clip a set number of times.

Convert a short clip into an animated GIF.

Make video files smaller in your browser.

Pull the audio out of a video, or mute it.

Shift and edit SRT subtitle timings.

Remove location, dates and other metadata from a video.

Add a text or logo watermark to a video.

Play a video (and its audio) backwards.

Turn photos + music into a video with transitions.

Crop a video to 1:1, 16:9, 9:16 or exact pixels.

Mirror a video horizontally, vertically or both.

Blur a whole video, light to very strong.

Zoom (punch-in) into a video, same output size.

Upscale, sharpen and denoise a video offline.

Invert colours or tune brightness, contrast, hue.

Save video frames as JPG, PNG, WebP, GIF or BMP images.

Crossfade audio into a seamless loop.

Cut audio to just the part you want.

Convert between MP3, WAV, FLAC and OGG.

Change speed or pitch independently.

Join several audio files into one.

Record your microphone to a file.

Trim silent gaps out of audio.

Even out loudness across a track.

Add smooth fades to the start or end.

Switch audio between mono and stereo.

Play audio backwards.

Make white, pink or brown noise to relax or focus.

Reduce audio bitrate and file size.

Edit title, artist and album tags.

Remove ID3 tags, cover art and comments from audio.

Make the sound spin around your head (headphones).

Turn text into fancy unicode styles.

Build an HTML table visually.

Format, validate and minify JSON.

Fix broken JSON — brackets, commas, quotes — then format and download.

Convert between CSV and JSON.

Compare two texts and see the changes.

Change text case in one click.

Count words, characters and lines.

Encode and decode Base64.

MD5, SHA, Base64, URL and hex in one tool.

Test a regex live with match highlighting.

Placeholder text by paragraph, sentence or word.

Turn text into a clean URL slug.

Sort lines and remove duplicates.

Escape special characters for regex.

Text to binary, hex or octal and back.

Find and replace text, with regex options.

Convert Markdown to HTML and back.

Convert between JSON and YAML.

Explain a cron schedule in plain English.

Translate text to Morse code and back, with audio playback.

Copy text faces: shrug, Lenny, table flip and hundreds more.

Decode a JSON Web Token to read its header and payload.

Percent-encode or decode URLs and query values.

Encode and decode HTML entities like < and &.

Shrink CSS by removing comments and whitespace.

Compress HTML by stripping comments and extra space.

Convert JSON to XML and XML back to JSON.

Parse a URL’s query into a table, or build one.

Escape or unescape strings for JS, JSON and more.

Look up any HTTP status code and what it means.

Convert between camelCase, snake_case, kebab-case and more.

See any file’s header, body, footer and hidden data with a byte-map.

Combine several PDFs into one.

Pull out a page range as a new PDF.

Insert, reorder, rotate and delete PDF pages.

Turn pages 90°, 180° or 270°.

Turn images into a PDF.

Save each page as an image.

Number the pages of a PDF.

Stamp text over every page.

Pull the text out of a PDF.

Keep just the pages you choose as a new PDF.

Trim the margins of every page.

Black out text so it can’t be recovered.

Add a signature, text or QR code to a PDF.

Draw, highlight, add text and white-out on PDF pages.

Scan a PDF for risky content, then sanitize it.

Shrink a PDF file size, best for scans.

Fix a broken drawing and save a clean DXF.

DWG/DXF to PDF, SVG, PNG, JPG or AI.

Save a drawing as an older or newer DXF version.

View STL, OBJ, PLY, GLB and GLTF models in your browser.

Convert 3D models between STL, OBJ, PLY and GLB.

Preview how a model slices into FDM layers.

Preview a model as SLA cure-mask layers.

Make a parametric 3D shape and export STL/OBJ/GLB.

Turn a photo into a 3D-printable lithophane (STL).

Size, volume, area and triangle count of a model.

Recentre, scale, rotate and lay a model flat.

Render a spinning model to an animated GIF.

Generate a printable spur gear (STL).

Generate a printable vase shape (STL).

Recolour a model and export a GLB.

Convert length, weight, temperature, data and more.

Percent of a number, ratios and percent change.

Monthly payment, total interest and schedule.

See how savings grow over time.

Convert currencies with live exchange rates.

New average share price after buying more, with fees.

Body Mass Index from height and weight, metric or imperial.

Add tax, remove VAT/GST from a total, or find the rate.

Tip, total and per-person split for any bill.

Resize keeping the ratio, or get the ratio of a size.

Trip fuel and cost in MPG, L/100km or km/L.

Sale price and savings, or the percent off.

Numbers to Roman numerals and back (1–3999).

Binary, octal, decimal and hex — all at once.

Cups, spoons, mL, grams and ounces for flour, sugar and more.

Add, subtract or find the gap between dates.

World clock and convert times across zones.

Convert between epoch time and human dates.

Countdown timer and stopwatch with presets.

Tap to tally — keep several counters at once.

Exact age in years, months and days from a birth date.

Count working days between dates, skipping weekends and holidays.

Hours and minutes between two times, minus breaks.

Work out your GPA from course grades and credit hours.

Turn points earned into a percentage and letter grade.

Find the final-exam score you need to hit your target grade.

EZ grader — score by number of questions and wrong answers.

Combine weighted categories into one overall grade.

Add this term to your prior GPA for a new cumulative GPA.

Add, subtract, multiply and divide fractions, simplified.

Convert between decimal and scientific (E) notation.

Mean, median, mode, range and sum of a list of numbers.

Estimate reading and speaking time from a word count.

Daily calories (TDEE) to maintain, lose or gain weight.

Your basal metabolic rate — calories burned at rest.

Split your calories into protein, carbs and fat.

Estimate body fat percentage with the US Navy method.

Healthy weight range for your height and sex.

How much water to drink per day, by weight and activity.

Target heart-rate training zones from your age.

Estimate your 1RM and a lifting percentage table.

Pace, time and speed for any run distance.

Estimate your due date and how many weeks along.

Turn an outline into a mind map, org chart, timeline and more.

Build a flowchart with process, decision and start/end shapes.

Draw 2- or 3-circle Venn diagrams and label every overlap.

Lay out project tasks as time bars on a simple grid.

Stack levels into a pyramid or funnel diagram.

Loop steps around a ring with arrows.

Plot items on a 2×2 priority matrix.

Build a single-elimination bracket.

Make a QR code from a link or text.

Read a QR code from a photo or screenshot.

Random or seeded numbers of any length.

Pick a colour and copy HEX, RGB, HSL, HSV, CMYK.

A random famous quote, or the quote of the day.

Strong random passwords, your length and mix.

Generate v4 UUIDs in bulk.

Matching palettes from one colour.

Check WCAG AA/AAA contrast between two colours.

Random names by language and length.

Build a CSS gradient and copy the code.

Design a CSS box-shadow with live preview.

Roll D4–D100 dice with fair random results.

Pick or shuffle items from your own list.

Search emoji and click to copy.

Make an initials avatar PNG from a name.

Spin-the-wheel random name picker, with colours.

Build SEO, Open Graph and Twitter meta tags to paste into your <head>.

Preview how your page looks in Google, with pixel-width limits.

Create a valid robots.txt with allow/disallow rules and a sitemap line.

Analyse word and phrase frequency in your text.

Add UTM tracking parameters to a link for analytics.

Generate and play a unique Sudoku, with answers.

Play noughts and crosses vs a friend or the computer.

The classic Nokia-style snake game.

The offline dino jump-and-run game.

Play full chess vs a friend or the computer.

Generate a crossword and reveal the answers.

Bank-style take-a-number queue: display, ticket machine and staff console, synced.