Best Ondaris Apps & Games

250+ iOS apps & games curated and reviewed

4.7 avg rating

20 free apps & games

Updated October 2026

The best ondaris apps and games on iPhone average 4.7★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.

Compare top Ondaris Apps & Games (October 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Ondaris	Free	—	No	Yes	Oct 2026
2	Ondari — A Living World	Free	—	No	Yes	Oct 2026
3	Calculator for iPad!	Free	4.7★ (61K)	No	No	Oct 2026
4	Calculator for iPhone and iPad	Free	4.7★ (15K)	Yes	Yes	Oct 2026
5	UniVerse Converter	Free	5.0★ (2)	No	No	Aug 2026
6	iHP48	Free	4.7★ (270)	No	No	Oct 2026
7	Calculator . - AI Math Solver	Free	—	No	Yes	Oct 2026
8	Calc Plus - Calculator	Free	—	No	No	Oct 2026

Top Picks for Ondaris

#1

Ondaris by SCOPT Inc.

Comms, optics, photonics maths

Editor's Choice

0.0(0 ratings)

FreeIn-App Purchases

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#2

Ondari — A Living World by Alphonse Romero

Grow life with voice & motion

Strong Contender

0.0(0 ratings)

FreeIn-App Purchases

Ondari — A Living World screenshot 1

Ondari — A Living World screenshot 2

Ondari — A Living World screenshot 3

Ondari — A Living World screenshot 4

Ondari — A Living World screenshot 5

Ondari — A Living World screenshot 6

#3

Calculator for iPad! by 7th Gear

Basic & Scientific Calculator

Worth Considering

4.7😊(61K ratings)

Free

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This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.

What We Love

📐 Versatile calculator with basic and scientific modes
📝 Useful note-taking and calculation history features
🎨 Customizable color schemes
💻 Works well on both iPad and iPhone
👍 Easy to use and intuitive interface

Room to Improve

💰 Ads can be intrusive in free version
🔒 Lack of transparency around in-app purchases
🔍 Difficulty finding and accessing premium features
🖥️ Layout issues in split-screen mode
🔢 Inconsistent button placement between portrait and landscape

More Ondaris apps to explore

Calculator for iPhone and iPad

Calculator for iPhone and iPad

Calculator for iPhone and iPad

You can count on it

A straightforward and intuitive calculator app designed for ease of use. It offers a history bar, customizable themes, and advanced mathematical functions, ensuring a pleasant and efficient calculation experience on your device.

Basic arithmetic operationsAdvanced scientific functionsHistory bar for past calculations

free with in-app purchases

UniVerse Converter

UniVerse Converter

UniVerse Converter

This scientific unit conversion app offers precision and personality for engineers and students. It features eight specialized converters with a sleek, tiger-inspired design and fluid animations. Enjoy offline accuracy and a transparent user experience.

Eight specialized scientific convertersOffline accuracy and privacyTiger-inspired glassmorphism interface

The classic HP48 improved

This app brings the powerful HP48 calculator experience to your mobile device. It offers enhanced performance, seamless file management, and a customizable interface with support for various HP calculator models. Enjoy a familiar and convenient calculator solution without needing extra hardware.

Supports HP38, HP39, HP48, HP49, HP50 calculatorsHaptic feedback and customizable zoom optionsSeamless file transfer via iTunes and Files app

📊 Productivity

Calculator . - AI Math Solver

Calculator . - AI Math Solver

Calculator . - AI Math Solver

Basic, Scientific, Plus Calc

Calc Plus - Calculator

Calc Plus - Calculator

Calc Plus - Calculator

Converter, History and Tabs

Scientific Calculator He-36X

Scientific Calculator He-36X

Scientific Calculator He-36X

HiEdu: Science & Math Pro

This advanced calculator app provides comprehensive tools for complex math and science problems. It offers step-by-step solutions, graphing capabilities, a unit converter, and an extensive formula library to aid learning and problem-solving for students and educators.

Complex number, vector, and matrix calculationsStep-by-step equation solvingAdvanced graphing function

free with in-app purchases

Math, down to the last dot.

RF Fresnel Calculator

RF Fresnel Calculator

RF Fresnel Calculator

RLOS Path profile analysis

All in one app for engineers

Calculator X: Math for iPad

Calculator X: Math for iPad

Calculator X: Math for iPad

Smart History, Plus Scientific

This app offers a smart calculator experience across iPad, iPhone, and Apple Watch. It features a history of calculations, the ability to edit equations, and a convenient dark mode. Easily share your results and enjoy enhanced productivity with its user-friendly interface.

Basic & Easy to UseHistory of CalculationsEdit Equation

free with in-app purchases

by Eos Positioning Systems Inc

This utility app provides advanced GNSS information for high-precision receivers, crucial for GIS and surveying. It includes an NTRIP client for corrections, user-configurable alarms, and background operation with mapping software.

Advanced GNSS information (RMS, PDOP, differential status)Built-in NTRIP client for RTK/DGNSS correctionsUser-configurable audible alarms

🗺️ Navigation

Graphing, Percentage, Triangle

This app offers a free basic and scientific calculator with an intuitive interface. It supports fractions, percentages, and advanced editing. Optional upgrades provide specialized calculators for fractions with units, polynomial and linear equation solving, graphing, and geometric shapes.

Free basic and scientific calculatorIntuitive interface with equation and result displayFraction and percent support

free with in-app purchases

This app is a comprehensive calculator with support for basic, scientific, and advanced mathematical functions. It features a customizable keyboard, multiple input bases, and expression beautification. Enjoy a powerful, ad-free calculation experience.

Supports over a dozen computing categoriesCustomizable keyboard with auto-completionMultiple input bases (binary, octal, decimal, hex)

Calculator - Free Calculator

Calculator - Free Calculator

Calculator - Free Calculator

A straightforward and reliable calculator application designed for iPad and iOS 9. It offers a standard calculation experience with a charming piano sound effect and is optimized for high-resolution screens.

Standard calculator functionalityOptimized for iPad & iOS 9High-resolution screen optimization

MyCalculatorClient

MyCalculatorClient

MyCalculatorClient

currency exchange

This application serves as a versatile tool for both mathematical calculations and real-time currency exchange. It offers a straightforward interface for everyday financial tasks and international currency conversions.

Calculator functionalityCurrency exchange ratesFinancial calculations

by The App Tower Inc.

This utility app offers a straightforward calculation experience with a vast selection of over 80 customizable themes. Personalize your calculator's appearance to suit your style while performing everyday math tasks.

Basic calculationsOver 80 themesTheme customization

free with in-app purchases

Calculator - Calculator TM

Calculator - Calculator TM

Calculator - Calculator TM

Standard, Easy, Simple to use

A straightforward and user-friendly calculator designed for iPhone and iPad. It offers standard calculation logic, basic math operations, and a history display for convenience. Optimized for a simple and efficient user experience.

Standard calculation logicBasic math operationsInput equation history

FAQ about Ondaris

Are there free ondaris apps & games for iPhone?

Yes — 20 of the top ondaris apps & games we rank are free to download, including Ondaris and Ondari — A Living World.

Does Ondaris have ads or in-app purchases?

Ondaris has no ads and offers in-app purchases, according to its App Store listing as of October 2026.

How many ondaris apps & games are on the App Store?

We track 250+ ondaris apps & games on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.