Calculator++ Alternatives & Competitors

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

Create in-app experiences with the most straightforward product adoption platform — quick implementation, lasting user engagement.

Key UserGuiding features:

User Onboarding Guides Hotspots Onboarding Checklists Knowledge Base

Try for free paid Free Trial $69.0 / Monthly (Basic; Guides & Checklists, Knowledge Base, In-app Surveys)

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

Numi is a beautiful text calculator for Mac.

Key Numi App features:

Intuitive Interface Versatile Functionality Integration Capabilities Customizable Settings

Open Source

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

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

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

fxSolver is an free online math solver, equation library, graphing calculator and science/engineering problem helper. To get started, add some formulas, fill in any input variables and press "Solve.".

Key fxSolver features:

User-Friendly Interface Extensive Formula Library Free to Use Graphical Analysis

Calculate exact age difference between two dates with detailed time units.

WolframAlpha brings expert-level knowledge and capabilities to the broadest possible range of people—spanning all professions and education levels.

Key WolframAlpha features:

Powerful Computational Engine Natural Language Processing Wide Range of Knowledge Domains High-Quality Data

RealCalc Scientific Calculator.

Key RealCalc Scientific Calculator features:

Comprehensive Features User-Friendly Interface Customization Offline Availability

Introducing Fossify Calculator – your versatile and efficient tool for all your calculation needs.

Key Fossify Calculator features:

Open Source Cost-Effective Customization

Open Source

Calculator for the GNOME Desktop Environment, formerly known as gcalc (and gcalctool CLI).

Key Gnome calculator features:

User-Friendly Interface Multiple Modes Open Source Cross-Platform Availability