Best alternatives to Calculator (2026)
10 Chrome extensions that do a similar job to Calculator, closest first. Each shows real store users, its rating, how recently it was updated and how many permissions it asks for.
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Calculator alternatives, compared
- 1
Online Calculator
100% free online calculator to help you solve problems like calculating percentages, fractions, exponential functions and more.
≈6K users5.0★ from 2 ratingsNo special permissions- About 6.0× more users than Calculator
- Asks for fewer permissions (0 vs 1)
- 2
Melanto Calculator
One different scientific calculator...
≈6K users4.2★ from 52 ratingsUpdated 9 months ago3 permissions- About 6.0× more users than Calculator
- Updated more recently
- Asks for more permissions (3 vs 1)
- 3
Calculator
This online calculator app is the perfect tool for solving math problems and equations quickly
≈1K users1.0★ from 2 ratings1 permissions- A similar number of users to Calculator
- Listed under Education
- 4
JS Calculator
A versatile scientific calculator extension for Chrome powered by js libraries, inspired by Google Calculator & Cloudy Calculator.
110 users5.0★ from 3 ratingsUpdated 18 months ago2 permissions- About 9.1× fewer users than Calculator
- Updated more recently
- Asks for more permissions (2 vs 1)
- Listed under Tools
- 5
Free Scientific Calculator
Free Scientific Calculator for your browser
≈2K users4.1★ from 40 ratingsNo special permissions- About 2.0× more users than Calculator
- Asks for fewer permissions (0 vs 1)
- 6
GATE Calculator
An on-screen GATE exam calculator replicating the official scientific calculator interface.
428 users5.0★ from 6 ratingsUpdated 9 months ago2 permissions- About 2.3× fewer users than Calculator
- Updated more recently
- Asks for more permissions (2 vs 1)
- Listed under Education
- 7
Scientific Calculator
Rapid Scientific Calculator for Google Chrome
496 usersNot rated yetNo special permissions- About 2.0× fewer users than Calculator
- Asks for fewer permissions (0 vs 1)
- 8
Scientific Calculator
Google Scientific Calculator, convenient and fast calculation
343 usersNot rated yet4 permissions- About 2.9× fewer users than Calculator
- Asks for more permissions (4 vs 1)
- Listed under Tools
- 9
Advanced Calculator
Advanced Calculator provides scientific calculator math functions online and advanced functionality. Floating, copy and paste
≈10K users4.7★ from 89 ratingsUpdated 3 days ago1 permissions- About 10× more users than Calculator
- Updated more recently
- Listed under Tools
- 10
Floating Scientific Calculator
A floating scientific calculator anywhere you need it
≈20K users4.6★ from 108 ratingsNot updated for 2+ years6 permissions- About 20× more users than Calculator
- Updated more recently
- Asks for more permissions (6 vs 1)
Calculator alternatives: questions
What is the best alternative to Calculator?
By users, the most popular alternative is Floating Scientific Calculator with ≈20K users and a 4.6-star rating. The closest match by what it does is Online Calculator.
Which Calculator alternative has the best rating?
Advanced Calculator has the highest rating of these alternatives with 50+ ratings: 4.7 out of 5 from 89 ratings.
Is there a Calculator alternative that asks for fewer permissions?
Online Calculator asks for 0 permissions, against 1 for Calculator.
How many alternatives to Calculator are there?
We list 10 close alternatives to Calculator on the Chrome Web Store, picked by what they do and ranked by how close they are.
Users and ratings are the figures shown on the Chrome Web Store, re-checked continuously. Alternatives are matched on name, description, category and topic. Browse best-of lists by niche.