# Omega Calculator vs CaIculator

The clearest difference is ads: Omega Calculator at none against CaIculator's shown. Omega Calculator also leads on update cadence (every 2 months vs every 5 months). CaIculator's advantage is rating (4.9 vs 4.7) and review sentiment (100% vs 83%). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. Omega Calculator sells 1 one-off in-app purchase and CaIculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

CaIculator holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 44 and 27 respectively. Written reviews point the same way: 83% of Omega Calculator's written reviews are positive against 100% of CaIculator's.

Omega Calculator ships an update every 2 months, CaIculator every 5 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Omega Calculator | CaIculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (44 ratings)](https://appshunter.io/ios/app/omega-calculator/id1528068503/reviews) | **[4.9 (27 ratings)](https://appshunter.io/ios/app/caiculator/id6447991457/reviews)** |
| Number of ratings | **44** | 27 |
| Positive reviews | 83.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 9 MB | 61 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Joseph Rupertus](https://appshunter.io/developer/1610637143) | [Edison Largo](https://appshunter.io/developer/978541799) |

## What reviewers say

### Omega Calculator

[App page](https://appshunter.io/ios/app/omega-calculator/id1528068503)

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:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Omega Pro | $6.99 | one-time |


### CaIculator

[App page](https://appshunter.io/ios/app/caiculator/id6447991457)

A simple and intuitive calculator app designed for ease of use. It offers features like a backspace key, decimal point/comma support, calculation history, and customizable themes. Regular updates ensure continuous improvement.

**Highlights:** Intuitive interface with large buttons, Backspace key for corrections, Decimal point or comma support, Calculation history display, Two customizable themes, Regular updates with new features

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


## Frequently asked questions

### Is Omega Calculator free?

Omega Calculator is free to download, with in-app purchases available.

### Is CaIculator free?

CaIculator is free to download, with in-app purchases available.

### Which has better reviews, Omega Calculator or CaIculator?

CaIculator is rated higher. Omega Calculator averages 4.7 out of 5 from 44 ratings, while CaIculator averages 4.9 from 27 ratings.

### Do Omega Calculator or CaIculator have ads?

CaIculator shows ads; Omega Calculator does not.

### Which is updated more often, Omega Calculator or CaIculator?

Omega Calculator ships an update every 2 months, and CaIculator every 5 months. Most recently, Omega Calculator was updated on October 24, 2026 and CaIculator on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*