# Omega Calculator vs Modulo Calculator, iCalcModulo

The clearest difference is in-app purchases: Modulo Calculator, iCalcModulo at none against Omega Calculator's 1. Modulo Calculator, iCalcModulo also leads on rating (5.0 vs 4.7) and iOS requirement (12.0 vs 15.0). Omega Calculator's advantage is ads (none vs shown) and review sentiment (83% vs 50%). On price, update cadence and device support there is nothing between them.

Both are free to download. Omega Calculator sells 1 one-off in-app purchase. Modulo Calculator, iCalcModulo asks for nothing beyond the download.

Modulo Calculator, iCalcModulo holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Omega Calculator has 42 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 83% of Omega Calculator's written reviews are positive against 50% of Modulo Calculator, iCalcModulo's, so the app with the better star average is not the one people write more warmly about.

Omega Calculator ships an update every 2 months, Modulo Calculator, iCalcModulo every 6 weeks. The most recent releases landed on July 6, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Omega Calculator | Modulo Calculator, iCalcModulo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (42 ratings)](https://appshunter.io/ios/app/omega-calculator/id1528068503/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/modulo-calculator-icalcmodulo/id6443557633/reviews)** |
| Number of ratings | **42** | 1 |
| Positive reviews | **83.3% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 9 MB | 14 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) | [Takao Ichimura](https://appshunter.io/developer/1474061593) |

## 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 |


### Modulo Calculator, iCalcModulo

[App page](https://appshunter.io/ios/app/modulo-calculator-icalcmodulo/id6443557633)

This utility app provides a familiar calculator interface with the unique ability to calculate division remainders. It offers a calculation history, formula display, and clipboard functions for efficient use. Ideal for tasks requiring precise division with remainders.

**Highlights:** Division remainder calculation, Calculation history, Formula display, Clipboard copy/paste, Percent calculations, Familiar calculator operation

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Omega Calculator free?

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

### Is Modulo Calculator, iCalcModulo free?

Modulo Calculator, iCalcModulo is free to download, with no in-app purchases.

### Which has better reviews, Omega Calculator or Modulo Calculator, iCalcModulo?

Modulo Calculator, iCalcModulo is rated higher. Omega Calculator averages 4.7 out of 5 from 42 ratings, while Modulo Calculator, iCalcModulo averages 5.0 from 1 ratings.

### Do Omega Calculator or Modulo Calculator, iCalcModulo have ads?

Modulo Calculator, iCalcModulo shows ads; Omega Calculator does not.

### Which is updated more often, Omega Calculator or Modulo Calculator, iCalcModulo?

Omega Calculator ships an update every 2 months, and Modulo Calculator, iCalcModulo every 6 weeks. Most recently, Omega Calculator was updated on July 6, 2026 and Modulo Calculator, iCalcModulo on September 12, 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.*