Calculator – Basic & Scientific

A fast calculator for everyday sums and school / college maths — with history and full keyboard support.

Calculator — Basic & Scientific

Basic aur scientific calculator — %, brackets, sin cos tan, log, power, factorial, history.

Files aapke browser me hi process hoti hain — server par upload nahi hoti.

Keyboard: 0-9 + − * / ^ ( ) % · Enter = · Backspace · Esc = C

History

How does percentage work?

200 + 10% gives 220 (10% of 200 added). 50 × 10% gives 5.

Is Calculator — Basic & Scientific free?

Yes, it is completely free to use on ChargePrint — no wallet charge and no watermark.

Are my files uploaded to a server?

No. The tool runs inside your browser, so your photos, documents and data stay on your own device.

Does it work on mobile?

Yes, it works in Chrome, Edge, Safari and Firefox on Android phones, iPhones, tablets and computers.

ChargePrint gives you RC, DL, voter, ration, PAN and Aadhaar print services with one wallet — plus all these tools inside your dashboard.