Alternatives

Products that do what Calca does

Symbolic calculator

1
Numerical▲70
Calculator Without Equal
2014
2
Algebra Calculator▲79
What do you want to calculate?
2014
3
KnightOS▲136
An open-source OS for calculators
2016
4CA
CalcuLaTeX, a pretty-printing calculator language▲230
2021 · mkhan45.github.io
5
Data Monkey▲244
Codeacademy for data
2014
6
Off Of▲90
A Simple Percentage Calculator for iOS
2014
7KA
Kalk, A calculator with math syntax, complex numbers▲239
2021 · kalk.strct.net
8
Calcbot▲111
The intelligent calculator and unit converter by Tapbots
2014
9
SaaS You Later▲222
SaaS business model calculator
2016
10MO
Mathcha – Online Mathematics Editor▲358
2017 · mathcha.io
11
6284 Calc▲137
An app that does your math & science homework for you 🤓
2017
12
HandyCalc▲80
A simple tip calculator
2017
13KA
KnightOS – An open-source OS for calculators▲180
2016 · knightos.org
14
Tydlig▲69
The calculator reimagined for iOS 7
2013
15IA
Insect – a high-precision scientific calculator with physical units▲354
2017 · insect.sh
16AA
AlexCalc, a scientific calculator with LaTeX equation display▲58
2022 · alexbarry.github.io
17
Calcbot 2.0 for iOS▲104
The Intelligent Calculator & Unit Converter
2015
18
Taxee▲59
Income Tax Data and Calculation API
2014
19
Tydlig▲57
A new kind of Calculator for iPhone & iPad
2013
20CA
Calc – A fast and intuitive command-line calculator written in Go▲94
2015 · github.com
21
Peggsite▲103
A one-page board to express yourself
2014
22
Betty▲78
Natural language input for the command line
2014
23
CODY▲136
Free library of HTML, CSS, & JS nuggets
2014
24
NeuYear▲100
The Moleskine of Calendars
2014

Ranked by how close each launch is in meaning, then by votes. Refine with a description →