Todas as ferramentas online

Calculate aspect ratios.

Estimate the number of bricks and mortar needed for your wall.

Trim Video lets you cut a video down to just the part you need by setting a start and end point. Remove dead time at the beginning or end, or grab a single highlight. It works in your browser with no uploads and no watermarks.

Create pixel art.

Translate Gregorian dates into official Japanese Imperial Era dates.

Convert between different units.

Text Translator converts text between over 100 languages so you can understand and communicate across borders. Translate messages, articles, and phrases instantly. It is fast, free, and great for quick translations on the go.

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.

Calculate your Salário Líquido in Brazil.

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.

The Hijri Calendar shows today's Islamic (lunar Hijri) date in English and Arabic, with a two-way Hijri–Gregorian date converter and a full monthly calendar grid. Use it to track Ramadan, Eid, Hajj, and other Islamic dates, or to convert any date between the Hijri and Gregorian calendars. It is free, instant, and runs privately in your browser.

Reduza o tamanho do ficheiro de vídeo.

SHA256 Generator produces a secure SHA-256 hash from any text, widely used for checksums, digital signatures, and verifying integrity. Paste text to get the hash instantly. Everything runs in your browser, keeping your input private.

Compound Interest Calculator shows how an investment or savings balance grows over time with compounding, including optional regular monthly deposits. Enter your principal, interest rate, time period, and compounding frequency to see your final balance, total contributions, and interest earned. It is perfect for planning savings, investments, and retirement goals. It runs instantly in your browser.

The Days Calculator instantly counts how many days are between two dates, and shows the result in weeks, weekdays (business days), weekend days, and hours. Switch to the Add / Subtract mode to find the date a set number of days before or after any start date — perfect for deadlines, due dates, contracts, countdowns, and project planning. It is free, instant, and runs privately in your browser.

Background Remover automatically erases the background from photos so you are left with a clean, transparent subject. Perfect for product photos, profile pictures, and design work. Upload an image and get a cutout in seconds, ready to drop onto any new background.

Regex Tester lets you build and debug regular expressions with live match highlighting. Enter a pattern and test string to see exactly what matches as you type. Perfect for developers fine-tuning validation and search patterns. It runs in your browser.

Crop Image lets you trim away unwanted edges and frame your photo exactly how you want. Crop freely or use preset aspect ratios for square posts, banners, and profile pictures. It works in your browser for fast, private edits with no quality loss.

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.

Extract Audio pulls the sound out of a video and saves it as an MP3 or WAV file. Perfect for grabbing music, podcasts, lectures, or interview audio from a clip. Extraction runs in your browser, so your video never leaves your device.

Pomodoro productivity timer.

Easily calculate GST components (CGST, SGST, IGST) for invoicing.

Verify SIREN and SIRET codes using the Luhn Algorithm.

Verify the verification digits of a Brazilian CPF.