Tools

Combine complete PDFs in your chosen file order.

Alternate pages from two PDFs, including reversed scans.

Split a PDF into individual pages or custom page ranges.

Save odd pages, even pages, or both as separate PDFs.

Keep selected PDF pages in a new document.

Set a custom page sequence and optional rotation.

Insert extra copies of selected pages next to the originals.

Insert blank sheets before or after selected PDF pages.

Add page numbers with custom starting value and position.

Add a text watermark with adjustable angle and opacity.

Place an image or logo on selected PDF pages.

Reverse all PDF pages from last to first.

Remove selected pages and keep the rest of the PDF.

Hide page edges by changing the visible PDF crop area.

Add equal white margins around PDF content without scaling it.

Rotate all PDF pages or a selection by 90, 180 or 270 degrees.

Convert PNG, JPG and WebP images into a local PDF.

Create a PDF from JPG or JPEG photos in your chosen order.

Convert PNG screenshots and images into a PDF document.

Convert PDF pages to JPG images and download one image or a ZIP.

Convert PDF pages to PNG images and download one image or a ZIP.

Inspect page count, dimensions and metadata without changing a PDF.

Change a PDF title, author, subject and keywords and download a copy.

Reduce a PDF’s file size by recompressing its photos, without uploading it anywhere.

Extract selectable PDF text and save it as a TXT file.

Collect HTTP and HTTPS links and remove exact duplicates.

Extract text from HTML without running scripts or loading its resources.

Find common items, differences and the union of two lists.

Collect common email addresses and copy them as a list.

Estimate reading time from word count and your chosen reading speed.

Keep or remove lines containing a specific piece of text.

Add text to the beginning and end of each line in a list.

Add consecutive numbers to a list with a custom start and separator.

Join lines into one paragraph or remove line breaks from copied text.

Convert names between camelCase, PascalCase, snake_case, kebab-case and CONSTANT_CASE.

Reverse characters or line order while keeping emoji and combining accents together.

Inspect the code point, decimal value and UTF-16 units of every character.

Extract signed numbers, decimals and scientific notation without rewriting them.

Split text by visual character or line count and download the chunks as JSON.

Count characters, words, lines and paragraphs as you type.

Convert text to uppercase, lowercase, title case or sentence case.

Remove repeated lines while preserving their first occurrence and order.

Sort a list alphabetically in ascending or descending order.

Remove extra spaces and optionally remove empty lines.

Replace literal text with control over matches and letter case.

Turn a title into a hyphenated URL slug.

Compare two texts and display added and removed lines.

Remove accents and other combining marks from Unicode text.

Count each word and sort the list by frequency.

Change an image width and height with optional aspect ratio preservation.

Convert local images between PNG, JPG and WebP.

Adjust image quality and export as JPG or WebP.

Crop an exact image region using pixel coordinates.

Rotate an image and mirror it horizontally or vertically.

Inspect image dimensions, aspect ratio, format and file size.

Convert an image to a copyable and downloadable Base64 Data URL.

Convert a photo to grayscale while keeping its dimensions.

Add a colored frame around an image without cropping its contents.

Apply a mosaic effect to the whole image and download a copy.

Remove EXIF, GPS location and other metadata from a photo before publishing it.

Create an image negative while retaining dimensions and transparency.

Fill transparency with a background color while retaining dimensions.

Place text on an image with color, position, size and opacity controls.

Compute the greatest common divisor and least common multiple of integers.

Look up ISO week, week year, weekday and day of year for a date.

Add durations in minutes and seconds or hours, minutes and seconds.

Estimate upload or download time from size, speed and efficiency.

Count Monday-to-Friday days and exclude dates you supply.

Calculate average speed in km/h, m/s and mph from distance and elapsed time.

Calculate an average when values have different weights, such as grades or quantities.

Solve direct or inverse proportions and see the formula used.

Calculate the mean, median, sum, minimum and maximum of a number list.

Calculate exact age in years, months and days and the time until the next birthday.

Calculate the monthly payment, total interest and amortization table of a loan.

Add or remove VAT or another tax by percentage and get net, tax and total.

Convert integers from 1 to 3999 to Roman numerals and validate the reverse conversion.

Add, subtract, multiply and divide fractions with exact, simplified results.

Factor integers from 2 to one trillion into primes and check their product.

Convert CSS pixels and rem in either direction using your chosen root font size.

Calculate the final price, savings and equivalent discount for two successive reductions.

Calculate the amount represented by a percentage of a value.

Calculate the relative increase or decrease between two values.

Count the calendar days separating two dates.

Find the date after adding or subtracting calendar days.

Convert length, mass, temperature, area, volume and speed.

Convert Unix seconds or milliseconds to UTC dates and back.

Calculate an aspect ratio and the height for a new width.

Convert a JSON object array into a copyable Markdown table.

Convert tables between commas, semicolons and tabs while retaining values.

Compute a file SHA-256 checksum locally without uploading it.

Convert UTF-8 text to eight-bit binary bytes and back.

Extract a JSON value using a JSON Pointer path.

Compare JSON values and locate added, removed or changed members.

Add query parameters and a fragment without encoding them by hand.

Extract parameters from a URL or query string as JSON name/value pairs.

Convert integers between binary, decimal, hexadecimal and bases from 2 to 36.

Convert a CSV table to a JSON array using the first row as column names.

Convert a JSON array of objects to a downloadable CSV table.

Read the header and payload of a JWT in your browser without sending it to any server.

Escape or unescape text for JSON, JavaScript or regular expressions.

Recursively sort JSON object keys while preserving array order.

Turn nested JSON into a JSON Pointer path map preserving values and empty containers.

Convert CSV or TSV into a Markdown table with headers, alignment and escaped characters.

Validate JSON and add indentation to make it easier to read.

Validate JSON and remove formatting whitespace.

Encode UTF-8 text as Base64 and decode valid Base64.

Encode text for a URL or decode percent-encoded characters.

Convert HTML special characters to entities and back.

Generate UUID v4 identifiers with cryptographic randomness.

Calculate the SHA-256 hash of UTF-8 text in your browser.

Create reproducible demo records with fictional labels and example addresses.

Create an integer list with a start, step and leading-zero padding.

Generate dates between two days, with an option to prevent duplicates.

Create lighter and darker shades from a HEX color and copy the palette.

Generate placeholder text with an exact number of words or paragraphs.

Randomly reorder all list entries while preserving duplicates.

Roll one or more dice (D4 to D100) or a coin with cryptographic randomness.

Assign participants to random teams of balanced size without repeating people.

Check the contrast ratio between text and background against WCAG AA and AAA thresholds.

Create a two-color linear gradient, adjust its angle and copy or download the CSS.

Create a random password with your choice of length and characters.

Turn text or a URL into a QR code and download PNG or SVG.

Generate random integers within a range, including both endpoints.

Pick one or more random options from a list.

Get the HEX, RGB and HSL values of a color.

Crop a video to a square, portrait or landscape frame and adjust the position.

Change a video’s frames per second while keeping its duration and audio.

Lower or amplify a video’s audio from 0% to 200% without uploading the file.

Add visible text to a corner of a video with adjustable size and opacity.

Summarize a video in one image with 4 to 24 frames and their timestamps.

Speed up or slow down a video from 0.25× to 4× and choose whether to keep or remove the sound.

Add a fade-in at the start and a fade-out at the end of a video, with or without the sound.

Change a video’s brightness, contrast and saturation or turn it black and white or sepia.

Blur, pixelate or cover a fixed area of a video to hide details.

Turn a section of a video into an animated GIF of up to 30 seconds without uploading the file.

Keep only one segment of a video by setting its start and end, without uploading the file.

Split a video into equal parts or fixed-length parts and download them together in a ZIP.

Reduce a video’s file size by choosing a compression level and, optionally, a lower resolution.

Change a video’s format between MP4, WebM, MOV and MKV directly in your browser.

Remove the audio track from a video and keep the picture intact, without re-encoding it.

Save only the sound of a video as WAV, M4A or OGG, without uploading anything to a server.

Reduce a video’s resolution to 1080p, 720p, 480p or lower while keeping its aspect ratio.

Fix a video recorded sideways by rotating it 90°, 180° or 270° or mirroring it horizontally.

Save an exact frame of a video as a PNG, JPG or WebP image by entering the moment.

Check a video’s duration, resolution, frame rate, codecs, tracks and size.