# Calculator ۬ vs RotaCalc

The clearest difference is update cadence: RotaCalc at every 3 days against Calculator ۬'s every 2 months. RotaCalc also leads on iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Calculator ۬ sells 1 one-off in-app purchase and RotaCalc sells 1 in-app purchase, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Calculator ۬ ships an update every 2 months, RotaCalc every 3 days. The most recent releases landed on October 30, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Calculator ۬ | RotaCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/calculator/id6746035021/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 5 MB | 52 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Draunt LLC](https://appshunter.io/developer/1067629917) | [TUNGALABS, UNIPESSOAL LDA](https://appshunter.io/developer/6788111035) |

## What reviewers say

### Calculator ۬

[App page](https://appshunter.io/ios/app/calculator/id6746035021)

This app provides a comprehensive suite of calculation tools, including standard, scientific, and fraction calculators, along with unit conversion and history tracking. It's designed to assist with everyday math, academic tasks, and professional needs.

**Highlights:** Standard Calculator, Scientific Calculator, Fraction Calculator, Unit Converter, Calculation History, Home Screen Widgets

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calculator Pro | $4.99 | one-time |


### RotaCalc

[App page](https://appshunter.io/ios/app/rotacalc/id6800042700)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rotacalc app | $0.99 | per month |


## Frequently asked questions

### Is Calculator ۬ free?

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

### Is RotaCalc free?

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

### Do Calculator ۬ or RotaCalc have ads?

Neither Calculator ۬ nor RotaCalc shows ads.

### Which is updated more often, Calculator ۬ or RotaCalc?

Calculator ۬ ships an update every 2 months, and RotaCalc every 3 days. Most recently, Calculator ۬ was updated on October 30, 2026 and RotaCalc on October 29, 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.*