Best apps like Modulo: Modular Calculator

29+ similar apps compared and reviewed

3.4 avg rating
6 free apps
Updated July 2026

Modulo is great, but it's not the only option. Explore 29+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to Modulo

ModCalc#1

ModCalc by Michal Glet

Editor's Choice
🔧 Utilities
1.0(1 ratings)
$0.99
ModCalc screenshot 1

A specialized calculator for performing modular arithmetic operations. It supports functions like modular inversion, powering, GCD, LCM, and primality testing.

Charged?#2

Charged? by Daan van de Westelaken

Strong Contender
🔧 Utilities
4.6(41 ratings)
FreeAdsIn-App Purchases
Charged? screenshot 1
Charged? screenshot 2

Monitor the battery levels of your Apple devices through iCloud. The app offers a free tier with a banner ad, which can be removed with an in-app purchase that also unlocks a widget. Easily manage which devices are displayed.

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Tydlig
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This app reimagines the calculator experience with a freeform canvas, dynamic results, and linked numbers. It allows for easy everyday calculations, real-time graphing, and annotation, making complex math visualization intuitive.

Freeform canvas for calculationsResponsive and linked resultsReal-time graphing
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5
STL Master
STL Master
STL Master
STL File Viewer + AR & Sharing
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View and interact with 3D models in augmented reality. Share instant screenshots and screen recordings of your designs directly from the app.

STL file viewingAugmented reality (AR) modeInstant screenshots
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The Math Keyboard
The Math Keyboard
The Math Keyboard
Quickly Type Math Symbols
$0.99

Access hundreds of math and scientific characters directly from your keyboard. Type symbols anywhere in any app with ease. Includes numbers, trigonometric, algebra, and alphabetical symbols.

Access hundreds of math symbolsType symbols in any appIncludes numbers
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7
i-SEEING
i-SEEING
i-SEEING
by Shanghai Qingying Electronic Technology LLC
Free

Transform your smartphone into a powerful magnification tool. Observe and record microscopic details with your phone's camera and a macro lens. Measure objects with a scale bar and add notes to your digital micrographs.

Professional magnification toolRecord digital micrographsOptical magnification
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8
Achoo HTML Viewer & Inspector
Achoo HTML Viewer & Inspector
Achoo HTML Viewer & Inspector
Tweak page, and customizable!
$0.99

View and inspect the HTML, CSS, and JavaScript of any webpage directly within Safari. This app offers syntax highlighting, content editing for previewing changes, and the ability to share or copy the source code. Customize the font size and app icon for a personalized experience.

View HTML, CSS, and JavaScriptSyntax highlightingShare or copy source code
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9
To Time - Time Zone Converter
To Time - Time Zone Converter
To Time - Time Zone Converter
Convert time from 12h to 24h
Free

Easily convert between 12-hour and 24-hour time formats. This app helps you understand time differences and manage multiple time zones. Access key features with convenient widgets.

12-hour to 24-hour conversion24-hour to 12-hour conversionMultiple time zone support
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10
nRF Toolbox
nRF Toolbox
nRF Toolbox
by Nordic Semiconductor ASA
Free

This utility app connects to various Bluetooth Low Energy accessories. It demonstrates multiple BLE profiles, including health and fitness sensors, allowing users to monitor data from devices like heart rate monitors and glucose monitors.

Bluetooth Low Energy connectivityDemonstrates BLE profilesHeart Rate Monitor support
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