# Fraction Calculator Plus #1 vs UNITS MASTER

The clearest difference is price: Fraction Calculator Plus #1 at Free against UNITS MASTER's $6.99. Fraction Calculator Plus #1 also leads on rating (4.9 vs 4.3) and ratings volume (22K vs 6). UNITS MASTER's advantage is in-app purchases (none vs 9) and ads (none vs shown). On device support there is nothing between them.

Fraction Calculator Plus #1 is free to download; UNITS MASTER costs $6.99 up front. Fraction Calculator Plus #1 sells 9 in-app purchases, starting at $1.39 per month. UNITS MASTER asks for nothing beyond the download.

Fraction Calculator Plus #1 holds the better App Store score, 4.9 against 4.3. That said, the two scores are not equally well evidenced: Fraction Calculator Plus #1 has 22K ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 95% of Fraction Calculator Plus #1's written reviews are positive against 75% of UNITS MASTER's.

Fraction Calculator Plus #1 ships an update every 5 weeks, UNITS MASTER every 4 months. The most recent releases landed on September 26, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Fraction Calculator Plus #1 | UNITS MASTER |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| Rating | **[4.9 (22K ratings)](https://appshunter.io/ios/app/fraction-calculator-plus-1/id580778301/reviews)** | [4.3 (6 ratings)](https://appshunter.io/ios/app/units-master/id1428926317/reviews) |
| Number of ratings | **22K** | 6 |
| Positive reviews | **94.9% of reviews** | 75.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 4 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 147 MB | 13 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [DigitAlchemy LLC](https://appshunter.io/developer/376971628) | [Intemodino Group s.r.o.](https://appshunter.io/developer/557849644) |

## What reviewers say

### Fraction Calculator Plus #1

[App page](https://appshunter.io/ios/app/fraction-calculator-plus-1/id580778301)

Easily perform fraction calculations including addition, subtraction, multiplication, and division. Convert fractions to decimals and vice versa with a clear, user-friendly interface. Ideal for students, cooks, and DIYers needing quick and accurate fraction management.

**Highlights:** Add, subtract, multiply, and divide fractions, Convert fractions to decimals, Automatically simplifies fractions, Large display and buttons for easy use, Triple keyboard display for quick input, Displays results as decimals

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fraction Calculator | $1.39 | per month |
| Fraction Calculator | $1.99 | per month |
| Photo Calculator for Fractions | $1.99 | per 7 days |
| Fraction Calculator by Photo | $3.99 | per month |
| Calculator with Fractions | $8.39 | per year |
| Calculator with Fractions | $11.99 | per year |
| Remove ads | $3.99 | one-time |
| Fraction Calculator | $17.49 | one-time |
| Fraction Calculator | $24.99 | one-time |

**What reviewers like**

- 👍 Simple, easy to use
- 👍 Super app
- 👍 Awesome calculator
- 👍 Intuitive design
- 👍 Easy to use and does everything needed

**What reviewers complain about**

- 🐛 Intrusive ads
- 🐛 Subscription required for pro features

**Reported bugs**

- Pro version forgets subscription status
- Occasional crashes

**Requested features**

- Decimal conversion and support
- Rounding options
- Triangle math functionality


### UNITS MASTER

[App page](https://appshunter.io/ios/app/units-master/id1428926317)

This app is a comprehensive unit conversion calculator for length, distance, and area. It supports a vast array of US and metric units, offering both fractional and decimal calculations with customizable rounding. Users can also perform complex mathematical operations and access a calculation history.

**Highlights:** Extensive US and metric unit support, Fractional and decimal calculations, Customizable rounding precision, Complex calculation capabilities, Calculation history and sharing, Multiple output formats

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Fraction Calculator Plus #1 free?

Fraction Calculator Plus #1 is free to download, with in-app purchases available.

### Is UNITS MASTER free?

UNITS MASTER costs $6.99, with no in-app purchases.

### Which has better reviews, Fraction Calculator Plus #1 or UNITS MASTER?

Fraction Calculator Plus #1 is rated higher. Fraction Calculator Plus #1 averages 4.9 out of 5 from 22K ratings, while UNITS MASTER averages 4.3 from 6 ratings.

### Do Fraction Calculator Plus #1 or UNITS MASTER have ads?

Fraction Calculator Plus #1 shows ads; UNITS MASTER does not.

### Which is updated more often, Fraction Calculator Plus #1 or UNITS MASTER?

Fraction Calculator Plus #1 ships an update every 5 weeks, and UNITS MASTER every 4 months. Most recently, Fraction Calculator Plus #1 was updated on September 26, 2026 and UNITS MASTER on September 10, 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.*