Todas las herramientas en línea

Generate memes online.

Build a professional resume or CV online in minutes — completely free, no signup required. Fill in your personal information, work experience, education, and skills, then preview and download as a clean PDF.

Image to Text uses OCR (optical character recognition) to pull editable text out of photos, screenshots, and scanned documents. Copy text from a picture instead of retyping it. Recognition runs in your browser across many languages, keeping your images private.

Add Subtitles burns an SRT or VTT subtitle file directly into your video so captions show on any player without a separate file. Upload your video, add or paste your subtitles, and export a captioned video. Processing runs in your browser for full privacy.

Calculate your net take-home pay based on LIRS/FIRS bands.

Cambia las dimensiones de tus imágenes.

Generate URL friendly slugs.

Pick colors from images.

Generate favicons from images.

Plagiarism Checker analyzes your text for repeated phrases, overused generic expressions, and internal duplication to help you gauge originality before you publish. Use it as a quick first pass on essays and articles. The analysis runs locally in your browser.

Reduce el tamaño de tus archivos de vídeo de forma gratuita y sin perder calidad. Comprime vídeos MP4 y otros formatos desde tu navegador.

Compress images for WhatsApp, Telegram, and other messaging apps. Reduce image file size by up to 90% while maintaining visual quality. Perfect for saving mobile data and sending images faster on slow connections.

Caesar Cipher encrypts and decrypts text using the classic shift cipher, where each letter is moved a set number of places in the alphabet. Choose any shift from 1 to 25 to encode secret messages or decode them. It is a fun, educational tool for learning cryptography basics and solving puzzles. Everything runs in your browser, so your messages stay private.

Palindrome Checker tells you instantly whether a word, phrase, or number reads the same forwards and backwards. It ignores spaces, punctuation, and capitalization, so phrases like "A man, a plan, a canal: Panama" are correctly recognized. It is great for word games, homework, and curiosity. The check runs live in your browser as you type.

Add Page Numbers inserts clean, automatic page numbering into any PDF so your documents look polished and are easy to reference. Choose where the numbers appear — bottom center, the corners, or the top — and the tool stamps neat, sequential numbers onto every page for you. Proper pagination is essential for reports, ebooks, theses, legal filings, manuals, and manuscripts, where readers and reviewers need to point to a specific page. You no longer have to renumber by hand or reprint a document just to add page numbers. The tool processes your file locally in your browser, so it stays completely private, and the finished PDF downloads instantly. It is free to use, leaves no watermarks, and needs no account.

Reverse text strings.

Decode demographics and verify the Luhn checksum.

Remove duplicate lines from text.

Translate Gregorian dates into official Japanese Imperial Era dates.

Remove Extra Spaces cleans up messy text by collapsing multiple spaces into one, trimming spaces from the start and end of each line, and optionally removing blank lines. It is the fastest way to tidy text copied from documents, spreadsheets, and the web before you reuse it. The cleanup runs instantly in your browser, keeping your text private.

JSON Formatter beautifies messy JSON with proper indentation and validates it so you can spot errors instantly. Paste minified JSON to make it readable, or check that an API response is well-formed. It runs entirely in your browser.

Flip & Rotate Image lets you mirror a photo horizontally or vertically and rotate it to any angle. Fix sideways pictures, create mirror effects, or straighten scans in a couple of clicks. It runs in your browser for fast, private editing.

Grammar Checker scans your writing for grammar mistakes, spelling errors, and punctuation issues, then suggests corrections. Polish essays, emails, and articles so they read clearly and professionally. It works online in your browser with no sign-up required.

Word to PDF turns your DOC and DOCX files into clean, shareable PDF documents that look the same on any device. PDF is the standard for resumes, invoices, and contracts because the formatting never shifts. Convert quickly in your browser with no software to install.