# Units+ vs Wind (Whitaker Studio)

The clearest difference is in-app purchases: Wind (Whitaker Studio) at none against Units+'s 2. Wind (Whitaker Studio) also leads on ads (none vs shown) and update cadence (fortnightly vs every 5 months). On price and device support there is nothing between them.

Both are free to download. Units+ sells 2 one-off in-app purchases. Wind (Whitaker Studio) asks for nothing beyond the download.

Units+ ships an update every 5 months, Wind (Whitaker Studio) fortnightly. The most recent releases landed on September 23, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Units+ | Wind (Whitaker Studio) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (375 ratings)](https://appshunter.io/ios/app/units-plus/id687296545/reviews)** | — |
| Number of ratings | **375** | — |
| Positive reviews | 85.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 28 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Hebaallah Hossameldien](https://appshunter.io/developer/1632619093) | [Virgo Development](https://appshunter.io/developer/1772343555) |

## What reviewers say

### Units+

[App page](https://appshunter.io/ios/app/units-plus/id687296545)

Easily convert between over 260 measurement units across 22 categories and get real-time currency exchange rates for more than 160 currencies. Quickly find units or bookmark frequent conversions for efficient use.

**Highlights:** 260+ measurement units, 22 unit categories, 160+ currencies, Real-time exchange rates, Unit search, Bookmarking conversions

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Pro Features | Free | one-time |
| Remove Ads | $1.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 👍 Reliable tool
- 👍 Versatile converter
- 👍 Great for various conversions (mass, temps, currency, distances)
- 👍 Does what it needs to do

**What reviewers complain about**

- 😠 Too many ads
- 😠 Ads without an X to close
- 😠 Negative sentiment towards the app's creator/provider (implied by one review)
- 😐 Fuel economy display issues (mpg/liters to 100)
- 😐 Some discrepancy in currency accuracy noted

**Reported bugs**

- Ads don't have an X to close

**Requested features**

- Add a Notification Center widget
- Way to mark favorite types of conversions


### Wind (Whitaker Studio)

[App page](https://appshunter.io/ios/app/wind-whitaker-studio/id6458876439)

**In-app purchases:** none


## Frequently asked questions

### Is Units+ free?

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

### Is Wind (Whitaker Studio) free?

Wind (Whitaker Studio) is free to download, with no in-app purchases.

### Do Units+ or Wind (Whitaker Studio) have ads?

Units+ shows ads; Wind (Whitaker Studio) does not.

### Which is updated more often, Units+ or Wind (Whitaker Studio)?

Units+ ships an update every 5 months, and Wind (Whitaker Studio) fortnightly. Most recently, Units+ was updated on September 23, 2026 and Wind (Whitaker Studio) on September 19, 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.*