PDF Tools
Organise, number, watermark, split and compress your PDFs — free and private, all in your browser. Nothing is uploaded.
Drop a PDF here, or click to choose
Drop PDFs here to combine, or click to choose
PDF Converter + Combine
Combine PDFs, turn images into a PDF, or turn a PDF's pages into images — all in your browser.
Engineering Calculators
Injection-mould design & FE-exam calculators — free, in your browser.
Image Tools
Convert, compress and resize images — all in your browser. Files never leave your device.
Edit & Sign PDFs
Open a PDF or start blank. Add text, draw, erase, drop in a signature — then save.
Weekly Planner
Type into any time slot. Click the circle to mark done. Saves automatically to your account.
Settings
Manage your password, how the app looks, its language, and your offline backup.
Appearance
Language
Change password
Offline backup
Welcome to Charitools
Free, private tools for everyday work — pick a category below to get started. Nothing is ever uploaded.
Files
Organise
Utilities
Spreadsheet / CSV Editor
Open a CSV or Excel file, edit it in a grid, get instant sums, and export it again — free and in your browser. Nothing is uploaded.
Tasks Board
Organise your work on a kanban board. Add cards, set priority and due dates, and drag them between columns. Saves to your account.
Projects Database
Build your own database for anything — projects, clients, inventory, assets. Add your own columns, choose their type, and edit rows inline. Saves to your account.
No databases yet
Create your first database and add the columns you need.
Points Ranking
See how you stack up. Earn points across the tools to climb the leaderboard. Only people who joined the points program appear here.
QR Code Generator
Create QR codes for links, plain text, email, phone or Wi-Fi — free and private, made right in your browser.
WhatsApp Link Creator
Turn a phone number and a message into a click-to-chat wa.me link — share it, copy it, or download a QR code. Free, in your browser.
Unit Converter
Convert between units by category — length, area, volume, mass, force, pressure, energy, power, torque, speed, temperature and more.
Focus Timer
A Pomodoro timer: focus, then break. It rings and notifies you when the session ends.
Work Hours
Keep a log of the days and hours you work, so you can remember them and export the list. It exports in the app's current language.
| Date | Day | Start | End | Break (min) | Hours | Notes | |
|---|---|---|---|---|---|---|---|
| Total | 0.00 | ||||||