Resize images by max width/height.
Resize images by max width/height.
Upload or enter your data, then click the button. Many tools run entirely in your browser.
Disclaimer: Informational use only. For PDFs and images, keep originals backed up.
Many tools on ProToolHub run in your browser so data may never leave your device. When a tool uses a third-party helper (for example QR image APIs or IP detection), that is noted on the tool page. Do not upload confidential documents to any tool unless you accept the risk.
Results are for informational and educational purposes only. They are not financial, legal, tax, or professional advice. Verify important decisions with a qualified professional.
Create URL slugs.
Email format check.
Count characters and words.
Marks needed in remaining exams for a target percentage.
Set retail price from wholesale cost and target margin.
Quick simple interest and total amount calculation.
Yes. Core tools on ProToolHub are free to use in your browser.
Browser-based tools process locally when possible. See the Privacy note on this page and our Privacy Policy.
Check file type, size (often ~25 MB max recommended), and that the file is not password-protected unless the tool supports unlock.