Tu kit diario para archivos PDF, imágenes y JSON
Herramientas online gratuitas, rápidas y privadas para PDF, imágenes, JSON, texto y cálculos diarios. Todo funciona en tu navegador.
Herramientas PDF
Unir PDF
Combine multiple PDF files into one document online, free. Drag to reorder before merging.
Dividir PDF
Split a PDF by page range, extract specific pages, or divide into equal parts, free online.
Organizar páginas
Drag and drop to reorder PDF pages. Delete unwanted pages with one click, free online.
Rotar PDF
Rotate PDF pages 90, 180 or 270 degrees, individual pages or all at once, free online.
Eliminar páginas
Select and permanently remove unwanted pages from your PDF file, free and online.
Invertir páginas de PDF
Reverse the page order of a PDF online, free. Runs entirely in your browser.
Comparar PDF
Compare the text of two PDFs and see what changed online, free. Runs in your browser.
Editar PDF
Add text, images, shapes and freehand drawings directly on your PDF pages online, free.
Firmar PDF
Draw, type or upload your signature and place it anywhere on a PDF page, free online.
Marca de agua en PDF
Stamp a text or image watermark on your PDF with custom opacity and position, free online.
Números de página en PDF
Add page numbers to the header or footer of your PDF with full style control, free online.
Recortar PDF
Draw a crop rectangle to trim PDF pages, apply to one page or the whole document, free.
Aplanar PDF
Flatten form fields and annotations into an uneditable PDF online, free. Works in your browser.
Imagen a PDF
Convert JPG and PNG images into a single PDF document online. Reorder before converting.
PDF a Word
Convert PDF to an editable Microsoft Word .docx document online, free, no sign-up needed.
Word a PDF
Convert .docx or .doc Word files to PDF format online, free, no sign-up needed.
PDF a imágenes
Export every page of a PDF as a PNG image, bundled in a downloadable ZIP file, free online.
Extraer imágenes de PDF
Extract all embedded images from a PDF and download them as a ZIP archive, free online.
PDF a texto
Extract selectable text from a PDF online, free. Copy or download as .txt, all in your browser.
Herramientas de imagen
Redimensionar imagen
Resize images to exact pixel dimensions online, free. Lock aspect ratio or set custom width and height.
Recortar imagen
Crop images online for free. Draw a selection rectangle to crop to any size instantly.
Rotar y voltear imagen
Rotate images 90, 180, 270 degrees or flip horizontally and vertically online, free.
Marca de agua en imagen
Add a custom text watermark to your image online, free. Control position, opacity, size and color.
Filtros de imagen
Apply image filters online, free. Grayscale, sepia, warm, cool and more, adjust brightness, contrast and saturation.
Editor de fotos
Free online photo editor. Add text, stickers, emojis and frames. Create collages and social media posts for Instagram, Stories and more.
Generador de memes
Add top and bottom text to an image and download the meme.
Extraer paleta de colores
Extract the dominant colors from any image to build a palette.
Visor de metadatos EXIF
View the camera, date and GPS metadata inside your photos.
Redimensionar imagen para redes
Resize images to exact sizes for Instagram, YouTube, Twitter and more.
Convertir imagen
Convert images between JPG, PNG and WebP formats online, free. No upload needed, runs in your browser.
Imagen a Base64
Convert any image to Base64 encoded string online, free. Output as raw Base64, Data URL, CSS background or HTML img tag.
Base64 a imagen
Convert Base64 string or Data URL back to an image file online, free. Download as PNG, JPG or WebP.
Herramientas JSON
Texto
Contador de palabras
Count words, characters, sentences, paragraphs and reading time online, free. Live results as you type, 100% in your browser.
Convertidor de mayúsculas
Convert text to UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case or kebab-case online, free and instant.
Número a palabras
Convert numbers to words, with currency mode.
Generador de Lorem Ipsum
Generate Lorem Ipsum placeholder text online, free. Choose paragraphs and words per paragraph, then copy.
Limpiador de texto
Clean up text online, free: remove extra spaces, trim lines and strip blank lines instantly in your browser.
Generador de slug
Convert any text or title into a clean URL slug online, free, lowercase, hyphenated, accent-safe.
Texto a voz
Convert text to spoken audio in your browser, free. Choose a voice, rate and pitch.
Desarrollo
Generador de UUID
Generate random RFC-4122 version 4 UUIDs online, free. Create one or many unique IDs instantly, entirely in your browser.
Generador de contraseñas
Generate strong, random, secure passwords online, free. Choose length and character types. Cryptographically random, fully in your browser.
Generador de hash
Generate SHA-256, SHA-1 and SHA-512 hashes of text online, free. Computed with Web Crypto in your browser, nothing is uploaded.
Generador de datos falsos
Generate fake names, emails, addresses and more.
Generador de favicon
Create a favicon from a letter or emoji and download PNGs in every size.
Generador de códigos QR
Generate a QR code from any text or URL online, free. Download as PNG, created entirely in your browser.
Generador de metaetiquetas
Generate SEO, OpenGraph and Twitter meta tags for your web page online, free. Copy-paste ready HTML.
Generador de degradados CSS
Create CSS linear gradients visually online, free. Pick colors and angle, then copy the CSS.
Selector de color
Pick a color and get HEX, RGB and HSL values plus a shade scale.
Generador de comandos Git
Generate the exact git commands for common tasks.
Escáner de códigos QR
Scan a QR code from your camera or an image, free. Decoded entirely in your browser.
Codificar/decodificar Base64
Encode text to Base64 or decode Base64 to text online, free. Unicode-safe and 100% client-side, your data never leaves your browser.
Codificar/decodificar URL
Encode or decode URL components online, free. Percent-encode special characters or decode them back, 100% in your browser.
Minificar HTML
Minify or beautify HTML code.
Minificar CSS
Minify or beautify CSS code.
Minificar JavaScript
Minify or beautify JavaScript safely.
Conversor YAML a JSON
Convert YAML to JSON and back.
Conversor de marca de tiempo
Convert Unix timestamps (epoch) to human dates and back online, free. Supports seconds and milliseconds.
Conversor de colores
Convert colors between HEX, RGB and HSL online, free, with a live preview. 100% in your browser.
JSON a esquema
Convert JSON into TypeScript types, JSON Schema, Zod or Python.
SVG a código
Convert SVG to React JSX, a data URI or CSS background online, free. Works in your browser.
Cifrar/descifrar texto
Password-protect text with AES-256 encryption in your browser.
Limpiador de enlaces UTM
Strip UTM tags and tracking parameters from URLs for clean, private links.
Decodificador JWT
Decode a JSON Web Token (JWT) online, free. View the header and payload instantly. Client-side only, your token never leaves your browser.
Probador de regex
Test and debug regular expressions online, free. See live matches and capture groups against your text, entirely in your browser.
Comparar textos
Compare two texts and see the differences online, free. Line-by-line added, removed and unchanged highlighting, 100% client-side.
Formateador SQL
Format, beautify and minify SQL queries.
Generador de cron
Build cron expressions with plain-English preview.
Códigos de estado HTTP
Searchable reference of every HTTP status code.
Comprobador de contraseñas
Check password strength and crack time live.
Conversor de zona horaria
Convert times across cities and time zones instantly.
Vista previa de Markdown
Write Markdown and see the live HTML preview online, free. Great for READMEs and docs, 100% in your browser.
Comprobador de contraste
Check color contrast ratio for WCAG AA and AAA accessibility online, free, with a live text preview.
Vista previa de HTML
Write HTML, CSS and JavaScript and see it render live.
Formateador XML
Beautify, indent, minify and validate XML online, free. 100% in your browser.
Optimizador de SVG
Optimize and shrink SVG files online, free. Strip metadata and whitespace in your browser.
Productividad
Temporizador Pomodoro
Focus timer with work and break sessions.
Lista de tareas
A simple private to-do list saved in your browser. No account needed.
Cronómetro y cuenta atrás
Online stopwatch with laps and a countdown timer with alarm.
Generador de calendario
Generate a clean printable monthly calendar for any month and year online, free.
Calculadoras
Calculadora de porcentaje
Calculate percentages online, free: what is X% of Y, X is what percent of Y, and percentage increase or decrease.
Calculadora de edad
Calculate your exact age in years, months and days from your date of birth, free and instant.
Calculadora de IMC
Calculate your Body Mass Index (BMI) from height and weight online, free, with the healthy-range category.
Calculadora de propinas
Calculate tip amount and split the bill between people online, free and instant.
Calculadora de préstamos
Calculate monthly loan EMI, total interest and total payment online, free. For home, car and personal loans.
Diferencia de fechas
Calculate the difference between two dates in days, weeks, months and years online, free.
Conversor de unidades
Convert length, weight and temperature units online, free, metres, feet, kg, pounds, Celsius, Fahrenheit and more.
Conversor de divisas
Convert between 150+ world currencies with daily exchange rates.
Juegos
Juego 2048
Slide tiles to reach 2048.
Juego de la serpiente
Classic snake, arrow keys or swipe.
Flappy Bird
Flappy Bird online. Tap to flap through the pipes.
Tetris
Classic Tetris online. Clear lines, level up.
Dino Run
The Chrome offline dinosaur game. Jump the cacti, duck the birds.
Breakout
Breakout brick-breaker online. Bounce the ball and smash every brick.
Juego de memoria
Flip and match all the pairs.
Test de mecanografía
Test your typing speed and accuracy.
Buscaminas
Classic Minesweeper online. Clear the board without hitting a mine.
Adivina la palabra
Wordle-style word game. Guess the hidden five-letter word in six tries.
Tres en raya
Play Tic-Tac-Toe online vs the computer or a friend.
Simón dice
Simon Says memory game online. Repeat the growing color pattern.
Test de reacción
Test your reaction time online. Click when the screen turns green.