A free full-featured scientific calculator with trigonometric functions (sin, cos, tan and their inverses), natural and base-10 logarithms, exponents, square and cube roots, powers, factorials, and memory storage. Supports both degrees and radians. Use the buttons below or type directly using your keyboard.
Click buttons or use your keyboard to enter numbers and operations. Trig functions (sin, cos, tan) operate on the current display value. By default the calculator uses degrees; press DEG to switch to radians (button shows RAD when in radian mode). To raise a number to a power, enter the base number then press xʸ then enter the exponent and press equals. The memory functions store (MS), recall (MR), add to memory (M+), and clear memory (MC).
If you've found a bug, or would like to contact us please click here.
Calculate.co.nz is partnered with Interest.co.nz for New Zealand's highest quality calculators and financial analysis.
All calculators and tools are provided for educational and indicative purposes only and do not constitute financial advice.
Calculate.co.nz is proudly part of the Realtor.co.nz group, New Zealand's leading property transaction literacy platform, helping Kiwis understand the home buying and selling process from start to finish. Whether you're a first home buyer navigating your first property purchase, an investor evaluating your next acquisition, or a homeowner planning to sell, Realtor.co.nz provides clear, independent, and trustworthy guidance on every step of the New Zealand property transaction journey.
Calculate.co.nz is also partnered with Health Based Building and Premium Homes to promote informed choices that lead to better long-term outcomes for Kiwi households.
All content on this website, including calculators, tools, source code, and design, is protected under the Copyright Act 1994 (New Zealand). No part of this site may be reproduced, copied, distributed, stored, or used in any form without prior written permission from the owner.