Instant results

Most tools run in your browser for speed and privacy.

Private by default

Your inputs stay on your device — we don't store them.

3 tools

Scanned PDF Converter

Make your digital documents look like they were scanned. Free online scanned PDF converter with rotation, blur, noise, and paper border effects.

Pdf Size

Free online PDF page size calculator to convert between A4, Letter, and other standard page dimensions in mm, cm, inches, points, and pixels.

PDF Signature Checker

Verify digital signatures in PDF files and extract certificate details entirely in your browser.

Support

Frequently Asked Questions

Straight answers about how Online Mini Tools works.

Are the tools on this website free to use?

Yes, all tools hosted on our website are completely free to use. We believe in providing convenient and useful utilities without any hidden costs or paywalls.

Do I need to create an account to use the tools?

No, you do not need to create an account. Our tools are accessible to everyone visiting our website instantly, without registration or login.

Can I suggest new tools or features?

Absolutely! We welcome suggestions for new tools or features that would benefit you. Please reach out to us at [email protected].

Are the results generated by these tools accurate?

We strive to ensure absolute accuracy in our tools. However, results are determined by the input data provided. We always recommend verifying critical calculations for professional or legal applications.

Are my inputs and results private and secure?

Yes, privacy and security are fundamental. Processing happens entirely client-side on your browser for most tools, and we do not store, view, or log any of your inputs, data, or results.

Are these tools compatible with mobile devices?

Yes, our layout is mobile-first. Every tool adapts beautifully to smartphones, tablets, laptops, and wide screen monitors.

Have an idea?

Didn't find the tool you need?

We're always expanding the collection. Tell us what would make your workflow easier and we'll consider it for the roadmap.

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Browser Extension

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