Comparison

Kalkyl 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

Kalkyl

A powerful and intuitive calculator designed for speed and ease of use. Features include collaboration, haptic feedback, and advanced input methods like keyboard trackpad mode. Offers basic graphing and localized number formatting for a seamless user experience.

Highlights
  • Optimized for quick calculations
  • Collaborate on documents
  • Intuitive design with haptic feedback
  • Keyboard trackpad and pointer interactions
  • Basic graphing capabilities
  • Localized number formatting
  • Undo and Redo support
Read full description

Kalkyl is just a really good calculator. • Optimized for quick calculations. • Collaborate on documents. • Simple and intuitive design. • Haptic feedback (on supported devices). • Undo and Redo support (shake to Undo). • Keyboard trackpad mode using 3D Touch, or Haptic Touch (on supported devices), or two fingers on iPad. • Pointer interactions on iPad. • Basic graphing. • Properly localized number formatting. • App-wide dynamic type support. • Accessible. Terms of Use: https://kalkyl.io/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

Kalkyl4 screens
Omega Calculator4 screens

Verdict

The call

The clearest difference is rating: Omega Calculator at 4.7 against Kalkyl's 4.5. Omega Calculator also leads on review sentiment (83% vs 75%). Kalkyl's advantage is ratings volume (717 vs 44). On price, update cadence, ads 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. Kalkyl sells 1 in-app purchase, 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. That said, the two scores are not equally well evidenced: Kalkyl has 717 ratings behind it against 44, so its average is the more settled of the two. Written reviews point the same way: 75% of Kalkyl's written reviews are positive against 83% of Omega Calculator's.

UpkeepUpdate frequency

Kalkyl ships an update every 5 weeks, Omega Calculator every 2 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
Kalkyl versus Omega Calculator: the parameters behind the verdict, then further details
ParameterKalkylOmega Calculator
PriceFreeFree
Rating4.5 (717 ratings)4.7 (44 ratings) — better
Positive reviews74.7% of reviews83.3% of reviews — better
Number of ratings717 — better44
Update frequencyEvery 5 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPod, Vision Pro — betteriPhone, iPad, iPod
Requires iOS15.615.0 — better
Further details — not scored
Size4 MB9 MB
Age rating4+4+
Developernordic ioJoseph Rupertus

Customer experience

Kalkyl

All ratings714 ratings
Positive86.8%
Neutral4.2%
Negative9.0%
Written reviews75 reviews
Positive74.7%
Neutral9.3%
Negative16.0%

Omega Calculator

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

Bugs and requests

Kalkyl

Reported bugs

3 issues
  • Crashes on launch for some users
  • Graphing issues with certain equations
  • Incorrect results for some calculations

Requested features

5 requests
  • Add a clear/reset button
  • Implement calculation history and memory functions
  • Improve graphing controls and zooming
  • Add support for more mathematical functions (e.g. factorials, fractions)
  • Provide an option for independent dark mode

Omega Calculator

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Kalkyl

Subscriptions1
  • Kalkyl Pro3 Days trial$4.991 Year
1 purchases

Omega Calculator

One-time1
  • Omega Pro$6.99

Questions

Is Kalkyl free?
Kalkyl 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, Kalkyl or Omega Calculator?
Omega Calculator is rated higher. Kalkyl averages 4.5 out of 5 from 717 ratings, while Omega Calculator averages 4.7 from 44 ratings.
Do Kalkyl or Omega Calculator have ads?
Neither Kalkyl nor Omega Calculator shows ads.
Which is updated more often, Kalkyl or Omega Calculator?
Kalkyl ships an update every 5 weeks, and Omega Calculator every 2 months. Most recently, Kalkyl was updated on November 1, 2026 and Omega Calculator on November 3, 2026.

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