PDF
AI
Image
Code
100% Free & Private

Your Digital Toolbox,
Built for Privacy

Professional-grade PDF tools, calculators, and productivity apps that run entirely in your browser. No uploads. Privacy-friendly analytics. No signup.

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250+ Tools
1M+ Files Processed
99.9% Uptime
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PDF Calculator Timer

Why Choose Toolzo?

Built with privacy, speed, and simplicity at its core

100% Private

Your files never leave your device. All processing happens locally in your browser with zero uploads to servers.

Lightning Fast

No server delays or upload wait times. Tools execute instantly since everything runs client-side.

No Signup Required

Start using tools immediately. No account creation, no email verification, no friction.

Works Offline

Install as a PWA and use tools without an internet connection. Perfect for travel or limited connectivity.

15+ Free Tools

From PDF editing to calculators and productivity apps, all tools are free with no usage limits.

Dark Mode

Easy on the eyes with automatic dark mode support. Switch themes with a single click.

PDF Tools

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Merge, compress, split, and convert PDF files instantly.

Merge PDF

Combine multiple PDFs into one file instantly

Compress PDF

Reduce file size while preserving quality

Split PDF

Extract specific pages into a new file

PDF to Images

Convert pages to high-quality PNGs

Rotate PDF

Rotate pages at 90, 180, or 270 degrees

Calculators

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Calculate percentages, GPAs, ages, and more.

Percentage

Calculate percentages and changes

GPA Calculator

Track your academic performance

Age Calculator

Exact age in years, months, and days

BMI Calculator

Calculate your body mass index

Compound Interest

Calculate investment growth over time

Productivity

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Stay organized with to-do lists and smart notes.

To-Do List

Organize tasks with priorities

Word Counter

Count words, characters, and sentences

Pomodoro Timer

Focus with 25-minute work sessions

Flashcards

Create decks and study with spaced repetition

Habit Tracker

Build and track daily habits

Book Writer

Digital book with page flip animation

How It Works

Three simple steps to get started

1

Choose a Tool

Browse our collection of PDF tools, calculators, or productivity apps

2

Use Instantly

No signup, no downloads. Just open and start using immediately

3

Done!

Get your results instantly. Your data never leaves your device

Frequently Asked Questions

Everything you need to know about Toolzo

Ready to Get Started?

Join thousands of users who trust Toolzo for their everyday tasks

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