# Calculator + vs Roman Numerals Converter Easy

The clearest difference is in-app purchases: Roman Numerals Converter Easy at none against Calculator +'s 10. Roman Numerals Converter Easy also leads on ads (none vs shown) and iOS requirement (9.1 vs 16.4). Calculator +'s advantage is update cadence (every 5 days vs every 4 months) and review sentiment (85% vs 75%). On price and device support there is nothing between them.

Both are free to download. Calculator + sells 10 in-app purchases, starting at $4.99 per month. Roman Numerals Converter Easy asks for nothing beyond the download.

Calculator + ships an update every 5 days, Roman Numerals Converter Easy every 4 months. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Calculator + | Roman Numerals Converter Easy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (10K ratings)](https://appshunter.io/ios/app/calculator-plus/id351815470/reviews)** | — |
| Number of ratings | **10K** | — |
| Positive reviews | **84.9% of reviews** | 75.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Every 4 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 50 MB | 34 MB |
| Requires iOS | 16.4 | **9.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [xNeat.com](https://appshunter.io/developer/327498295) | [William Taylor](https://appshunter.io/developer/1066424218) |

## What reviewers say

### Calculator +

[App page](https://appshunter.io/ios/app/calculator-plus/id351815470)

This app offers a free basic and scientific calculator with an elegant interface. Upgrade for advanced features like graphing, equation solving, and unit conversions. Supports fractions, percentages, and multiple themes.

**Highlights:** Free basic and scientific calculator, Elegant and intuitive interface, Advanced editing and equation display, Fraction and percent support, Graphing and equation solving, Base converter and multiple themes

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scientific Calculator | $4.99 | per month |
| Calculator | $39.99 | per year |
| Linear Calculator | $2.99 | one-time |
| Factoring Calculator | $2.99 | one-time |
| Handwriting Calculator | $2.99 | one-time |
| Graphing Calculator | $3.99 | one-time |
| Fraction Calculator | $3.99 | one-time |
| Scientific Calculator | $4.99 | one-time |
| Calculator Plus | $4.99 | one-time |
| Calculator | $16.99 | one-time |

**What reviewers like**

- 👍 Great features and easy to use
- 👍 Efficient and quick
- 👍 Versatile, functional calculator
- 👍 Fantastic, easy to use app
- 👍 Awesome calculator app

**What reviewers complain about**

- 🐛 New updated layout is awful
- 🐛 App is now terrible
- 🔒 Paying customer screwed over by update
- 🔒 Now timed trial, no free w/ads version
- 🔒 Not honest

**Reported bugs**

- Fraction calculator has TWO subtraction buttons and NO division button
- Decimals seem to be changed to fraction with no apparent way of changing it back
- Functionality is dropped by forcing you to the main menu every time you open it
- Currency converter broken
- Login screen freezes

**Requested features**

- Add mod function
- Add commas
- Add 1/x function
- Support for Retina Display
- Add number 4 with two lines


### Roman Numerals Converter Easy

[App page](https://appshunter.io/ios/app/roman-numerals-converter-easy/id1069762611)

Easily convert between standard numbers and Roman numerals with a simple interface. This reliable tool offers quick conversions in both directions, making it a straightforward utility for any user. It supports multitasking on compatible devices.

**Highlights:** Number to Roman numeral conversion, Roman numeral to number conversion, Easy-to-use interface, Quick and reliable system, Multitasking support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calculator + free?

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

### Is Roman Numerals Converter Easy free?

Roman Numerals Converter Easy is free to download, with no in-app purchases.

### Do Calculator + or Roman Numerals Converter Easy have ads?

Calculator + shows ads; Roman Numerals Converter Easy does not.

### Which is updated more often, Calculator + or Roman Numerals Converter Easy?

Calculator + ships an update every 5 days, and Roman Numerals Converter Easy every 4 months. Most recently, Calculator + was updated on November 6, 2026 and Roman Numerals Converter Easy on November 2, 2026.

---

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