# Unit Converter SDG vs Storage Cleaner Application

The clearest difference is in-app purchases: Unit Converter SDG at none against Storage Cleaner Application's 2. Unit Converter SDG also leads on iOS requirement (11.0 vs 15.1). Storage Cleaner Application's advantage is ads (none vs shown) and update cadence (every 8 days vs every 12 months). On price and device support there is nothing between them.

Both are free to download. Storage Cleaner Application sells 2 in-app purchases, starting at $1.99 per 7 days. Unit Converter SDG asks for nothing beyond the download.

Unit Converter SDG ships an update every 12 months, Storage Cleaner Application every 8 days. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Unit Converter SDG | Storage Cleaner Application |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (13 ratings)](https://appshunter.io/ios/app/unit-converter-sdg/id6741796782/reviews)** | — |
| Number of ratings | **13** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Every 8 days** |
| Monetization | Ad-supported | — |
| Size | 12 MB | 31 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | +4 |
| Developer | [SDG CODE DOO NIS](https://appshunter.io/developer/1343251532) | [NextStack LLC](https://appshunter.io/developer/1063341649) |

## What reviewers say

### Unit Converter SDG

[App page](https://appshunter.io/ios/app/unit-converter-sdg/id6741796782)

Easily convert between various units of measurement with this straightforward tool. Quickly and accurately switch from one unit to another for everyday tasks.

**Highlights:** Easy unit conversion, Accurate measurements, Simple interface, Quick switching between units

**Features:** macOS Compatibility

**In-app purchases:** none


### Storage Cleaner Application

[App page](https://appshunter.io/ios/app/storage-cleaner-application/id6751647999)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $1.99 | per 7 days |
| Premium Monthly | $3.99 | per month |


## Frequently asked questions

### Is Unit Converter SDG free?

Unit Converter SDG is free to download, with no in-app purchases.

### Is Storage Cleaner Application free?

Storage Cleaner Application is free to download, with in-app purchases available.

### Do Unit Converter SDG or Storage Cleaner Application have ads?

Unit Converter SDG shows ads; Storage Cleaner Application does not.

### Which is updated more often, Unit Converter SDG or Storage Cleaner Application?

Unit Converter SDG ships an update every 12 months, and Storage Cleaner Application every 8 days. Most recently, Unit Converter SDG was updated on October 24, 2026 and Storage Cleaner Application on October 29, 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.*