Comparison

Calculator × vs Omega Calculator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Calculator ×

This app redefines the calculator experience for touch-screen devices with a modern, intuitive design. It offers features like a tape log for storing calculations, formula evaluation, and iPad multitasking support for enhanced productivity.

Highlights
  • Tape Log for calculation history
  • Reuse, copy, and share calculations
  • Evaluate entire formulas at once
  • iPad multitasking support
  • Modern touch-screen design
Features
Read full description

Designed exclusively for today's touch-screen devices, this calculator app represents a groundbreaking paradigm shift, leaving behind the outdated design patterns of mechanical calculators. We have meticulously crafted a new design from scratch, keeping modern touch-screen devices at the forefront of our innovation. • Tape Log: All your calculations are securely stored in the tape log, ensuring you never lose track of your numerical journey. • Calculation Management: Effortlessly reuse, copy, or share calculations to integrate them seamlessly into your work or daily life. • Formula Evaluation: Enter entire formulas in one line for swift and accurate evaluation, simplifying complex calculations. • iPad Multitasking: Experience true productivity with iPad multitasking support, enabling you to perform calculations while using other apps through Slide Over and Split View. Calculator Pro represents a powerful departure from traditional calculators, offering a tailored experience for touch-screen devices. Download now and embrace a new era of calculations with maximum control and power at your fingertips. Terms of Use: https://doubleuapp.com/privacy/terms.html

About

Omega Calculator

A beautiful and intuitive calculator app for iPhone and iPad, offering both basic arithmetic and advanced scientific functions. It features a smooth, fluid interface with large, colorful buttons and high-quality mathematical typesetting. Results are saved to a history tape and synced across devices, with customizable themes available.

Highlights
  • Basic and scientific calculation modes
  • Intuitive and fluid interface
  • High-quality mathematical typesetting
  • History tape for saved calculations
  • Customizable themes
  • Advanced functions (Pro version)
Features
Read full description

Welcome to Omega Calculator, a beautiful and intuitive calculator for your iPhone and iPad. It’s both familiar and powerful. A full-blown scientific calculator when you need it, and a simple arithmetic device when you don’t. A myriad of capabilities to suit your needs, from trivial computations to advanced mathematical functions. Perfect for students and professionals alike, or anyone in need of a high-quality, visually-pleasing calculator, capable of performing any mathematical task you throw its way. Simplicity meets elegance in the app’s intuitive design. The interface is smooth, fluid, and fun. Buttons are large and colorful, arranged to maximize efficiency and ease of use. The whole expression appears on one line as you input it, and then together with the result when you press enter. Characters are given high-quality mathematical typesetting. You can type in crazy long expressions and it’s a breeze. Results are saved to a history tape for future use, synced to all your devices. And you have the freedom to customize your calculator with different themes. We’re committed to providing an ad-free experience for everyone. No one wants to be interrupted by irrelevant ads while trying to use their calculator. That’s why Omega has no outside advertisements. We also don’t collect any data from users. Your calculations and any other information are kept on your device only. Unlock even more features with Omega Pro. Available as a single in-app purchase. All 30+ themes, an interactive text pointer for editing the input line, and saving and exporting your past calculations. Variables for storing and recalling values, plugging numbers into expressions, graphing functions, and more advanced operations like summation, derivatives, and integrals. It’s time to get the best calculator experience. Download Omega Calculator today.

Screenshots

Calculator ×4 screens
Omega Calculator4 screens

Verdict

The call

The clearest difference is ads: Omega Calculator at none against Calculator ×'s shown. Omega Calculator also leads on review sentiment (83% vs 73%). Calculator ×'s advantage is ratings volume (143 vs 44). On price, rating, update cadence and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Calculator × sells 4 in-app purchases, starting at $4.99 per year and Omega Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Omega Calculator holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 143 and 44 respectively. Written reviews point the same way: 73% of Calculator ×'s written reviews are positive against 83% of Omega Calculator's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
Calculator × versus Omega Calculator: the parameters behind the verdict, then further details
ParameterCalculator ×Omega Calculator
PriceFreeFree
Rating4.5 (143 ratings)4.7 (44 ratings) — better
Positive reviews73.3% of reviews83.3% of reviews — better
Number of ratings143 — better44
Update frequencyEvery 2 monthsEvery 2 months
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size17 MB9 MB
Age rating4+4+
DeveloperDOUBLE U s.r.o.Joseph Rupertus

Customer experience

Calculator ×

All ratings143 ratings
Positive89.5%
Neutral4.2%
Negative6.3%
Written reviews15 reviews
Positive73.3%
Neutral6.7%
Negative20.0%

Omega Calculator

All ratings42 ratings
Positive90.5%
Neutral2.4%
Negative7.1%
Written reviews24 reviews
Positive83.3%
Neutral0.0%
Negative16.7%

In-app purchases

4 purchases

Calculator ×

Subscriptions1
  • Premium Yearly$4.991 Year
One-time3
  • Remove ads$4.99
  • Remove ads$7.99
  • Remove ads$11.99
1 purchases

Omega Calculator

One-time1
  • Omega Pro$6.99

Questions

Is Calculator × free?
Calculator × is free to download, with in-app purchases available.
Is Omega Calculator free?
Omega Calculator is free to download, with in-app purchases available.
Which has better reviews, Calculator × or Omega Calculator?
Omega Calculator is rated higher. Calculator × averages 4.5 out of 5 from 143 ratings, while Omega Calculator averages 4.7 from 44 ratings.
Do Calculator × or Omega Calculator have ads?
Calculator × shows ads; Omega Calculator does not.
Which is updated more often, Calculator × or Omega Calculator?
Calculator × ships an update every 2 months, and Omega Calculator every 2 months. Most recently, Calculator × was updated on November 2, 2026 and Omega Calculator on November 3, 2026.

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