# Units vs Fraction Help

The clearest difference is review sentiment: Fraction Help at 100% against Units's 60%. Fraction Help also leads on ads (none vs shown) and rating (4.4 vs 4.1). Units's advantage is update cadence (monthly vs every 7 months). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Units sells 3 one-off in-app purchases and Fraction Help sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Fraction Help holds the better App Store score, 4.4 against 4.1. Both are backed by a comparable volume of ratings — 51 and 208 respectively. Written reviews point the same way: 60% of Units's written reviews are positive against 100% of Fraction Help's.

Units ships an update monthly, Fraction Help every 7 months. Both last shipped on November 1, 2026.

## The numbers

| Metric | Units | Fraction Help |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (51 ratings)](https://appshunter.io/ios/app/units-pro-unit-converter/id284574017/reviews) | **[4.4 (208 ratings)](https://appshunter.io/ios/app/fraction-help/id687276725/reviews)** |
| Number of ratings | 51 | **208** |
| Positive reviews | 60.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 7 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 86 MB | 6 MB |
| Requires iOS | 17.0 | **10.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | +4 |
| Developer | [Homegrown Software Ltd](https://appshunter.io/developer/406645730) | [Armchair Engineering](https://appshunter.io/developer/398901339) |

## What reviewers say

### Units

[App page](https://appshunter.io/ios/app/units-pro-unit-converter/id284574017)

Easily convert between hundreds of units across 43 categories, including currency with daily updated rates. Customize your workflow by hiding or reordering units and categories.

**Highlights:** Hundreds of units across 43 categories, Daily updated currency exchange rates, Hide unused units, Reorder units and categories, Universal app support (iPhone, iPod touch, iPad)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $2.99 | one-time |
| Large Tip | $4.99 | one-time |

**What reviewers like**

- 🚀 Efficient and fast conversions
- 👍 Comprehensive list of units
- 🔍 Customizable unit selection
- 💰 Free app with optional paid version
- 🔧 Useful for engineering and technical work

**What reviewers complain about**

- 🐛 Crashes and stability issues
- 🕰️ Outdated currency conversion rates
- 🔍 Too many unit categories, hard to navigate
- 💰 Ads in free version
- 📏 Ruler feature not accurate on some devices

**Reported bugs**

- Crashes when clearing input fields
- Numerical keypad covers conversion results
- Incompatibility issues with newer iOS versions
- Ruler measurements not accurate on all devices

**Requested features**

- Add nautical units (miles, knots)
- Improve currency conversion accuracy and updates
- Allow customization of visible unit categories
- Add more clothing/shoe size conversions
- Improve user interface and search functionality


### Fraction Help

[App page](https://appshunter.io/ios/app/fraction-help/id687276725)

This app simplifies fraction calculations and learning. It solves various fraction equations, shows detailed steps for understanding, and converts between decimals and fractions. It also helps find factors of numbers.

**Highlights:** Solve fraction equations (add, subtract, multiply, divide), View detailed working for solutions, Work with mixed/partial fractions, Convert between decimal and fractional values, Find factors and common factors

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade Reduced | $1.99 | one-time |
| Pro Upgrade | $2.99 | one-time |
| Pro Upgrade Hero | $4.99 | one-time |


## Frequently asked questions

### Is Units free?

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

### Is Fraction Help free?

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

### Which has better reviews, Units or Fraction Help?

Fraction Help is rated higher. Units averages 4.1 out of 5 from 51 ratings, while Fraction Help averages 4.4 from 208 ratings.

### Do Units or Fraction Help have ads?

Units shows ads; Fraction Help does not.

### Which is updated more often, Units or Fraction Help?

Units ships an update monthly, and Fraction Help every 7 months. Most recently, Units was updated on November 1, 2026 and Fraction Help on November 1, 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.*