# Calculator # vs Roman Numerals Converter Easy

The clearest difference is in-app purchases: Roman Numerals Converter Easy at none against Calculator #'s 6. Roman Numerals Converter Easy also leads on ads (none vs shown) and iOS requirement (9.1 vs 12.1). On price, review sentiment, update cadence and device support there is nothing between them.

Both are free to download. Calculator # sells 6 in-app purchases, starting at $1.49 per month. Roman Numerals Converter Easy asks for nothing beyond the download.

Calculator # ships an update every 2 months, Roman Numerals Converter Easy every 4 months. The most recent releases landed on November 12, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Calculator # | Roman Numerals Converter Easy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (36K ratings)](https://appshunter.io/ios/app/calculator/id458535080/reviews)** | — |
| Number of ratings | **36K** | — |
| Positive reviews | 70.7% of reviews | **75.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 57 MB | 34 MB |
| Requires iOS | 12.1 | **9.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Incpt.Mobis](https://appshunter.io/developer/445261166) | [William Taylor](https://appshunter.io/developer/1066424218) |

## What reviewers say

### Calculator #

[App page](https://appshunter.io/ios/app/calculator/id458535080)

This multi-function calculator offers basic to advanced scientific and algebraic computations. It includes features like handwriting recognition, equation solvers, and 2D graphing, making it suitable for students and professionals. In-app purchases unlock advanced capabilities.

**Highlights:** Math Photos Solver, Handwriting Recognition, AI Math Problem Solver, Mathematical Display, Equation Solvers, 2D Graphing, Algebraic Functions

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Upgrade 1 Month | $1.49 | per month |
| PRO Upgrade 3 Months | $2.99 | per 3 months |
| PRO + Recognition 1 Month | $4.99 | per month |
| PRO + Recognition 3 Months | $11.99 | per 3 months |
| 250 AI Recognition & Queries | $0.99 | one-time |
| 600 AI Recognition & Queries | $1.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Powerful functionality
- 💡 Helpful for math classes
- ⭐ Great for students
- 👌 Works like a real calculator

**What reviewers complain about**

- 🔍 Confusing interface after update
- 📢 Too many intrusive ads
- 💰 Paywall for advanced features
- 🐛 Incorrect calculations
- 🔇 Loud audio ads

**Reported bugs**

- Crashes when trying to use certain functions
- Handwriting recognition not working reliably
- Inability to input negative numbers

**Requested features**

- Add option to turn off animation
- Improve ad placement to avoid obstructing usage
- Provide more transparency on paid features


### 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 2 months, and Roman Numerals Converter Easy every 4 months. Most recently, Calculator # was updated on November 12, 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.*