All tools
Small utilities to solve real tasks, on your device.
Find what you need
One less task. A little more time for you.
QR code generator
Create QR for links, Wi-Fi, WhatsApp, contact and more. Customize your layout with live preview.
Compress images
Adjust the quality of your JPG and WebP and compare the actual weight of the result.
Convert images
Switch between PNG, JPG and WebP, with a preview before downloading.
Resize images
Change dimensions or crop to the center with exact measurements in pixels.
Word counter
Counts words, characters and paragraphs. Clean spaces with a single click.
Format JSON
Validates, sorts indentation, or minifies JSON with clear errors.
Base64 encoder
Encode and decode Unicode text in Base64, without sending your data.
Password generator
Generate passwords with Web Crypto randomness and characters of your choice.
UTM builder
Prepare campaign links while preserving the parameters of your original URL.
Metadata generator
Create title, description, Open Graph and X tags for your page.
JSON to CSV
Converts JSON objects to a CSV table, checks its columns, and downloads the file.
Compare text
Find added, deleted and equal lines between two versions, with changes and download view.
Discount calculator
Calculate the savings and the final price after applying a percentage discount.
Proportion calculator
Solve a direct or inverse proportion with three values and review the formula applied.
Add or subtract days
Get the resulting date by adding or subtracting calendar days, including leap years.
Responsive tester
Review your local HTML/CSS/JS profiles on iPhone, iPad and 120 screen sizes, with rotation and zoomed view.
Markdown editor
Write Markdown with live preview and import or download your document as Markdown and HTML.
Regular expression tester
Try a JavaScript pattern and check matches, groups, and indexes without blocking the interface.
Unit converter
Convert length, mass, temperature, volume, time and velocity with immediate results.
Percentage calculator
Calculate percentages, proportions and the variation between two values in the browser.
Date difference
Calculates days and weeks between two calendar dates, including leap years.
Web playground
Edit HTML, CSS and JavaScript files with highlighting, live preview and ZIP export.
JWT decoder
Query the header and payload of a JWT without sending it to a server.
CSV to JSON
Converts CSV rows to JSON objects, with configurable separator and preview.
Compare JSON
Finds value changes, keys added and removed between two JSON documents.
Escape HTML entities
Escapes special characters or retrieves basic HTML entities, without executing the content.
Number base converter
Convert integers between binary, octal, decimal and hexadecimal, without losing large digits.
PDF editor
Add or replace text over an area, cover content, and sign with a per-page preview.
Sign PDF
Draw your signature or write your name and place it wherever you want on the PDF.
PDF to Excel
Extract text from a PDF into an editable table and correct its cells before downloading Excel.
Edit images
Pixelation, blur, coverage, gradients and text on the areas you choose.
Sign an image
Draw or write a signature and place it over your photo with preview.
Merge PDFs
Combine multiple PDFs into one document, reviewing their pages before downloading.
Split and extract PDF pages
Extract specific pages or ranges from a PDF and create a new document.
Reorder PDF pages
Choose a new page order and check the resulting document.
Rotate PDF
Rotate all pages or a selection 90, 180 or 270 degrees.
PDF watermark
Add translucent text centered on each page of your PDF.
Add PDF page numbers
Add the page number and total at the bottom of each sheet.
Images to PDF
Gather your JPGs and PNGs into a PDF with one image per page.
PDF to images
Convert PDF pages to PNG or JPG and download them together in a ZIP.
Create ZIP
Bundle files into a local ZIP and check exactly what's inside.
Extract ZIP
Open a local ZIP, check its files and download only what you need.
UUID generator
Creates UUID v4 identifiers with cryptographic randomness, one or several at a time.
Timestamp converter
Converts Unix seconds to a UTC date or a zoned ISO date to Unix seconds.
URL encoder
Encodes or decodes a URL component with Unicode text and special characters.
Hash generator
Calculates SHA-256 or SHA-512 from UTF-8 text in the browser.
Color converter
View a HEX color and its RGB and HSL equivalents with a visual sample.
Color contrast
Calculates WCAG contrast between two colors and checks normal and large text.
Color palette generator
Create five colors from a base shade, lock your favorites, and download CSS variables ready to use.
Favicon generator
Create PNG icons, an ICO favicon and a manifest with preview and ZIP download.
Image OCR
Extract text from photos and screenshots, check what is recognized and download a TXT.
Scanned PDF OCR
Recognize text from pages scanned on your device and export editable TXT.
Crop, rotate and straighten images
Select the frame, rotate the photo and adjust the horizon with a preview.
Compare PDF
Compare two PDFs page by page and see where their pixels change.
URL parser
Breaks down protocol, host, route, fragment and parameters without visiting the link.
URL Parameter Editor
Add, modify and remove parameters while preserving duplicates and the fragment.
File size calculator
Converts bytes and decimal or binary units with their explicit bases.
Print Resolution Calculator
Calculates printing centimeters from pixels and PPI, with indicative RGB size.
Download Instagram photos, videos and reels
Paste a public post link, review its files and download what you need.
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