# My Unit Conversion vs Sparkling

The clearest difference is review sentiment: My Unit Conversion at 80% against Sparkling's 50%. My Unit Conversion also leads on device support (4 vs 2) and iOS requirement (8.0 vs 12.0). Sparkling's advantage is update cadence (every 2 months vs every 12 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

My Unit Conversion ships an update every 12 months, Sparkling every 2 months. The most recent releases landed on June 1, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | My Unit Conversion | Sparkling |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.5 (2 ratings)](https://appshunter.io/ios/app/sparkling/id1614382922/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | **80.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 37 MB | 16 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mark Timmings](https://appshunter.io/developer/1583590476) | [Hangzhou Daniao Technology Co., Ltd](https://appshunter.io/developer/1484018559) |

## What reviewers say

### My Unit Conversion

[App page](https://appshunter.io/ios/app/my-unit-conversion/id1600275661)

Easily convert units within various categories like length, mass, and temperature. This free application handles decimal conversions and is ad-free, offering a straightforward utility for everyday needs.

**Highlights:** Unit conversion within categories, Supports decimals, Ad-free experience, Multiple categories supported, Simple and straightforward design

**In-app purchases:** none


### Sparkling

[App page](https://appshunter.io/ios/app/sparkling/id1614382922)

Control colored lights with your device. Sync lights to music, draw custom patterns, or display text. Offers a unique way to personalize your lighting experience.

**Highlights:** Point and control colored lights, Music synchronization for lights, Hand-drawn pattern creation, Text display functionality, Customizable lighting effects

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is My Unit Conversion free?

My Unit Conversion is free to download, with no in-app purchases.

### Is Sparkling free?

Sparkling is free to download, with no in-app purchases.

### Do My Unit Conversion or Sparkling have ads?

Neither My Unit Conversion nor Sparkling shows ads.

### Which is updated more often, My Unit Conversion or Sparkling?

My Unit Conversion ships an update every 12 months, and Sparkling every 2 months. Most recently, My Unit Conversion was updated on June 1, 2026 and Sparkling on September 18, 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.*