# Unit Converter vs Night Clock

The clearest difference is price: Unit Converter at Free against Night Clock's $1.99. Unit Converter also leads on rating (4.8 vs 4.0) and review sentiment (88% vs 50%). Night Clock's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support there is nothing between them.

Unit Converter is free to download; Night Clock costs $1.99 up front. Unit Converter sells 3 in-app purchases, starting at $2.99 per month. Night Clock asks for nothing beyond the download.

Unit Converter holds the better App Store score, 4.8 against 4.0. That said, the two scores are not equally well evidenced: Unit Converter has 1.5K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 88% of Unit Converter's written reviews are positive against 50% of Night Clock's.

Unit Converter ships an update weekly, Night Clock every 39 months. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Unit Converter | Night Clock |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.8 (1.5K ratings)](https://appshunter.io/ios/app/unit-converter-milas-tools/id403110615/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/night-clock/id991595133/reviews) |
| Number of ratings | **1.5K** | 1 |
| Positive reviews | **87.7% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 39 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 13 MB | 3 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Scott DeSapio](https://appshunter.io/developer/403110618) | [Allister Jenks](https://appshunter.io/developer/795565647) |

## What reviewers say

### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-milas-tools/id403110615)

This app offers a comprehensive unit conversion tool with over 300 units across 27 categories. It supports compound units, date calculations, and conversions between various number systems, including historical units. The interface is designed for ease of use with smart keyboards and customizable display options.

**Highlights:** 27 conversion categories, 300+ units, Compound unit support, Date calculator, Fractions and number conversions, Historical units, Customizable interface

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mila's Tools PRO Monthly | $2.99 | per month |
| Mila's Tools PRO Yearly | $6.99 | per year |
| Mila's Tools PRO Lifetime | $9.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Quick and accurate conversions
- 💡 Comprehensive list of units
- 🔍 Convenient for everyday use
- ⭐ Reliable and consistent

**What reviewers complain about**

- 🐛 Scrolling issues on newer devices
- 🔍 Limited customization options
- 💰 Desire for free version to remain free

**Reported bugs**

- Crashes or freezes on some devices
- Conversion results not displaying properly

**Requested features**

- Ability to customize order of conversion units
- Addition of more specialized units (e.g. astronomical distances)
- Improved scrolling functionality on all devices


### Night Clock

[App page](https://appshunter.io/ios/app/night-clock/id991595133)

This app displays a simple analog clock designed for low-light conditions, featuring customizable colors and an optional sweep second hand. It can automatically adjust brightness based on sunset and sunrise.

**Highlights:** Customizable analog clock face, Multiple color options, Automatic brightness adjustment, Optional sweep second hand, Easy-to-read in darkness

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

**In-app purchases:** none


## Frequently asked questions

### Is Unit Converter free?

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

### Is Night Clock free?

Night Clock costs $1.99, with no in-app purchases.

### Which has better reviews, Unit Converter or Night Clock?

Unit Converter is rated higher. Unit Converter averages 4.8 out of 5 from 1.5K ratings, while Night Clock averages 4.0 from 1 ratings.

### Do Unit Converter or Night Clock have ads?

Unit Converter shows ads; Night Clock does not.

### Which is updated more often, Unit Converter or Night Clock?

Unit Converter ships an update weekly, and Night Clock every 39 months. Most recently, Unit Converter was updated on October 24, 2026 and Night Clock on October 21, 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.*