Digital
tools.
No ceremony.
A collection of fast, private shortcuts to solve daily tasks directly in your browser — no account, setup, or friction.
One drawer. Many shortcuts.
No bloated software for 30-second tasks. Instant, private, and straight to the point.
Percentage Calculator
Calculate percentages, discounts, tax, changes, and totals instantly.
AvailableLocalCharacter Counter
Check text limits, characters, words, reading time, and frequency.
AvailableLocalPassword Generator
Generate strong passwords with browser cryptography.
AvailableLocalUUID Generator
Generate standards-friendly UUID values locally.
AvailableLocalJSON, YAML & XML Formatter
Format JSON, convert YAML, and clean up XML in the browser.
AvailableServerImage Compressor
Reduce image file sizes to a quality or an exact target size.
Useful before
looking
clever.
ProntoUso is built on a simple premise: small tools can be delightfully crafted. No email gates, no manuals, no subscriptions.
Immediate clarity.
Every tool is intuitive within seconds.
Your data is yours.
When possible, operations run entirely inside your browser.
Zero friction.
No sign-up walls or unexpected paywalls.
Mobile-first experience.
Flawless and lightweight on any screen.
Three steps. Often two.
Designed to remove friction. Bring your task; the interface handles the rest.
Pick a tool
Search by name or objective.
Input your content
Paste text, drop files, or tweak settings.
Grab the output
Copy or download immediately.
Whenever a tedious task pops up, you know where to go.
Your essential digital tools always at hand. Simple, instant, and tactile.