# Basic Calc Plus vs Omega Calculator

The clearest difference is in-app purchases: Basic Calc Plus at none against Omega Calculator's 1. Omega Calculator's advantage is ads (none vs shown) and update cadence (every 2 months vs every 17 months). On price there is nothing between them.

Both are free to download. Omega Calculator sells 1 one-off in-app purchase. Basic Calc Plus asks for nothing beyond the download.

Basic Calc Plus ships an update every 17 months, Omega Calculator every 2 months. The most recent releases landed on October 3, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Basic Calc Plus | Omega Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (42 ratings)](https://appshunter.io/ios/app/omega-calculator/id1528068503/reviews)** |
| Number of ratings | — | **42** |
| Positive reviews | — | 83.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 17 months | **Every 2 months** |
| Monetization | — | Free with in-app purchases |
| Size | 5 MB | 9 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Osamu Ishigami](https://appshunter.io/developer/901265058) | [Joseph Rupertus](https://appshunter.io/developer/1610637143) |

## What reviewers say

### Basic Calc Plus

[App page](https://appshunter.io/ios/app/basic-calc-plus/id926102502)

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Basic Calc Plus free?

Basic Calc Plus is free to download, with no in-app purchases.

### Is Omega Calculator free?

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

### Do Basic Calc Plus or Omega Calculator have ads?

Basic Calc Plus shows ads; Omega Calculator does not.

### Which is updated more often, Basic Calc Plus or Omega Calculator?

Basic Calc Plus ships an update every 17 months, and Omega Calculator every 2 months. Most recently, Basic Calc Plus was updated on October 3, 2026 and Omega Calculator on October 6, 2026.

---

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