Create
Password generator
Generate random passwords on your device. Nothing is sent or saved.
Use a different password for each account.
YOUR EVERYDAY TOOLKIT
Conversor de unidades gratis
De una unidad a otra, al instante.
En tu dispositivo. A tu manera.Tus archivos permanecen en tu navegador.
Text
Word counter & text tools
Text stays in your browser. Reading time is estimated at 200 words per minute.
Calculate
Unit converter
Files
Merge PDF
Choose two or more PDFs. Add more files at any time and change their order below.
Pages keep their appearance. Digital signatures, bookmarks and interactive forms may not carry over; review the final PDF.
Add PDFs to start.
Files
Split PDF
For multiple PDFs, the same page selection is applied to every file. Multiple outputs are packaged in a ZIP.
Choose PDFs to start.
Classroom
Random group generator
Names stay on this page. Nothing is uploaded or saved.
Create
Código QR
Make it yoursStyle & export
Live preview PNG
Ready to create.
Bulk mode creates a ZIP with one PNG per line.
Create
Favicon
Live preview 512 PNG
Ready to export favicon files.
Files
Redimensionar imagen
Choose an image to resize it in your browser.
Fit keeps proportions and never enlarges the original. Crop is centred. Transparent areas become white in JPG.
Files
PDF tools
Add one or more images to create a PDF.
Calculate
Percentage calculator
Calculate
VAT calculator
Amounts are in EUR and rounded to cents. Enter the VAT rate that applies to your calculation.
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Date calculator
Sobre esta herramienta
Convert everyday measurements without looking up conversion factors. The data-size category distinguishes decimal units such as MB from binary units such as MiB. Results show up to 12 significant digits and may be rounded.
Cómo usarla
- Choose a category and enter your value.
- Select the source and destination units.
- Read the result or use Swap units to reverse the conversion direction.
Preguntas frecuentes
What is the difference between MB and MiB?
One MB is 1,000,000 bytes. One MiB is 1,048,576 bytes, or 1024 squared.
Can I convert negative temperatures?
Yes, provided the temperature is not below absolute zero.