Best Advanced Calculator Products in 2025

Numi is a beautiful text calculator for Mac.

Key Numi App features:

Intuitive Interface Versatile Functionality Integration Capabilities Customizable Settings

Open Source

SpeedCrunch. SpeedCrunch is a high-precision scientific calculator featuring a fast, keyboard-driven user interface. It is free and open-source software, licensed under the GPL. Download Documentation Donate .

Key SpeedCrunch features:

High Precision Expression Parsing User-Friendly Interface Keyboard Shortcuts

Qalculate! is a multiplatform multi-purpose desktop calculator.

Key Qalculate! features:

Versatility Extensive Unit Conversions Currency Conversion Customizability

Open Source

Soulver is a software application that functions as a calculator that allows you type a continuous stream of information rather than having to input data into multiple cells.

Key Soulver features:

Intuitive Interface Live Calculations Natural Language Processing Versatile Units and Conversions

Simple and beautiful calculator for Android. Contribute to Darkempire78/OpenCalc development by creating an account on GitHub.

Key OpenCalc features:

Open Source Customizable Community Support Transparency

The 100% free and reliable online calculators that help you to solve any calculation-related problems and provides you with the precise measurements.

Key Calculator-online.net features:

Variety of Calculators User-Friendly Interface Free Access Educational Content

free

Calculatored presents the variety of calculation tools. Whether you are a Student, Teacher or a Businessmen you can find the best tool for your requirement.

Key Calculatored features:

Wide Range of Tools User-Friendly Interface Free Access Educational Value

Helping you make rational decisions, one calculation at a time.

Key Omni Calculator features:

User-Friendly Interface Wide Range of Calculators Accuracy Educational Value

Free online scientific calculator from GeoGebra: perform calculations with fractions, statistics and exponential functions, logarithms, trigonometry and much more!

Key GeoGebra Scientific Calculator features:

User-Friendly Interface Comprehensive Calculation Features Cross-Platform Availability Interactive Graphics

RealCalc Scientific Calculator.

Key RealCalc Scientific Calculator features:

Comprehensive Features User-Friendly Interface Customization Offline Availability

PCalc is the powerful choice for scientists, engineers, students, programmers, or indeed anybody...

Key PCalc features:

Feature-Rich User-Friendly Interface Cross-Platform Availability Regular Updates

A smart notepad with a built in calculator.

Key Soulver 3 for Mac features:

Intuitive Interface Flexible Calculations Real-time Results Units and Currency Support

Get help, support, and tutorials for Windows products—Windows 10, Windows 8.1, Windows 7, and Windows 10 Mobile.

Key Event Viewer features:

Comprehensive Logging Centralized Management Real-Time Monitoring Search and Filtering