Comparison

Halcyon Calc Lite 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

Halcyon Calc Lite

This app is a powerful calculator for students and professionals, offering advanced features like symbolic expression manipulation, graphing, and statistical analysis. It supports real, complex, and integer numbers, matrices, and vectors, making it versatile for various mathematical tasks.

Highlights
  • Symbolic expression manipulation
  • Graphing of expressions
  • Matrix and vector calculations
  • Statistical analysis
  • Multiple number formats (decimal, hex, octal, binary)
  • Over 225 built-in operations
Features
Read full description

For students, engineers, scientists or people who fondly remember classic calculators, Halcyon Calc Lite is a great application for manipulating numbers and even symbolic expressions. Features: - Use this calculator on an iPhone, iPod Touch or an iPad - Use your finger to quickly scroll through the stack to review intermediate results - Copy and paste support - Over 225 built-in operations, including trig, logarithms, real functions, complex operations and more - Allows you to work with real, complex and integer numbers. - Real and complex numbers can be displayed in standard, fixed, scientific and engineering format - Integer numbers can be displayed in decimal, hexadecimal, octal and binary bases - Work with real and complex matrices and vectors - Enter symbolic expressions and solve them for different values. Even better, solve quadratic formulas, collect and expand factors and terms, find minima, maxima and roots of any expression. - Plot symbolic expressions in X/Y coordinates. Pan the coordinate space by dragging the plot in any direction. Zoom in and out using a pinch gesture. - Determine symbolic derivative, taylor series or numeric integral of an expression. - Store numbers, lists, strings and expressions in symbols. - Store statistical data and calculate totals, averages, standard deviations, linear regressions, etc over that data. - Calculate the probabilities associated with standard distributions like the normal, F and T distributions.

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

Halcyon Calc Lite4 screens
Omega Calculator4 screens

Verdict

The call

The clearest difference is ads: Omega Calculator at none against Halcyon Calc Lite's shown. Omega Calculator also leads on review sentiment (83% vs 67%). On price, rating, ratings volume and update cadence 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. Halcyon Calc Lite sells 3 one-off in-app purchases 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

On the App Store both sit at effectively the same score — 4.6 for Halcyon Calc Lite against 4.7 for Omega Calculator. Both are backed by a comparable volume of ratings — 15 and 44 respectively. Written reviews are what separate them: 67% of Halcyon Calc Lite's written reviews are positive against 83% of Omega Calculator's.

UpkeepUpdate frequency

Halcyon Calc Lite ships an update every 3 months, Omega Calculator every 2 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard2 real differences · 8 level
Halcyon Calc Lite versus Omega Calculator: the parameters behind the verdict, then further details
ParameterHalcyon Calc LiteOmega Calculator
PriceFreeFree
Rating4.6 (15 ratings)4.7 (44 ratings) — better
Positive reviews66.7% of reviews83.3% of reviews — better
Number of ratings1544 — better
Update frequencyEvery 3 monthsEvery 2 months — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.615.0 — better
Further details — not scored
Size13 MB9 MB
Age rating4+4+
DeveloperHalcyon Touch SoftwareJoseph Rupertus

Customer experience

Halcyon Calc Lite

All ratings15 ratings
Positive93.3%
Neutral0.0%
Negative6.7%
Written reviews12 reviews
Positive66.7%
Neutral8.3%
Negative25.0%

Omega Calculator

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

In-app purchases

3 purchases

Halcyon Calc Lite

One-time3
  • Directory And Unit Conversion Support$0.99
  • Programming Support$1.99
  • Larger Display Upgrade$1.99
1 purchases

Omega Calculator

One-time1
  • Omega Pro$6.99

Questions

Is Halcyon Calc Lite free?
Halcyon Calc Lite 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, Halcyon Calc Lite or Omega Calculator?
Omega Calculator is rated higher. Halcyon Calc Lite averages 4.6 out of 5 from 15 ratings, while Omega Calculator averages 4.7 from 44 ratings.
Do Halcyon Calc Lite or Omega Calculator have ads?
Halcyon Calc Lite shows ads; Omega Calculator does not.
Which is updated more often, Halcyon Calc Lite or Omega Calculator?
Halcyon Calc Lite ships an update every 3 months, and Omega Calculator every 2 months. Most recently, Halcyon Calc Lite was updated on November 6, 2026 and Omega Calculator on November 3, 2026.

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