# UVmeter vs SpinVane

The clearest difference is price: UVmeter at Free against SpinVane's $1.99. SpinVane's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

UVmeter is free to download; SpinVane costs $1.99 up front. UVmeter sells 2 one-off in-app purchases. SpinVane asks for nothing beyond the download.

UVmeter ships an update every 3 weeks, SpinVane daily. The most recent releases landed on November 11, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | UVmeter | SpinVane |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.2 (84 ratings)](https://appshunter.io/ios/app/uvmeter-uv-index-and-forecast/id662827178/reviews)** | — |
| Number of ratings | **84** | — |
| Positive reviews | 43.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Ad-supported | — |
| Size | 82 MB | 10 MB |
| Requires iOS | **17.0** | 18.2 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [MORETHAN APPS](https://appshunter.io/developer/473001840) | [Yu Ikeda](https://appshunter.io/developer/394579323) |

## What reviewers say

### UVmeter

[App page](https://appshunter.io/ios/app/uvmeter-uv-index-and-forecast/id662827178)

Monitor real-time and forecasted UV index levels for your location. Get personalized recommendations for sun protection, including required equipment and sunblock information, to safeguard your skin from harmful UV exposure.

**Highlights:** Real-time UV index display, Hourly UV forecast, Protection recommendations, Required equipment information, Sunblock details (SPF, PA), Sunburn time estimation, UV MAX time

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $1.99 | one-time |
| Buy me a coffee | $2.99 | one-time |

**What reviewers like**

- 👍 Simple and easy-to-use interface
- ⚡ Quick real-time UV index readings
- 📍 Automatic location detection
- ⌚ Apple Watch integration
- 💡 Helpful sun protection recommendations

**What reviewers complain about**

- 🐛 Frequent crashes on startup
- ❌ Data unavailable for many locations
- 📍 Cannot manually change or select locations
- 📺 Excessive ads and promotional links
- 🔌 Unreliable connectivity issues

**Reported bugs**

- App crashes immediately upon opening
- Barometer feature crashes the app
- Cannot retrieve UV data from server
- Location services malfunction
- Watch app not available despite update claims

**Requested features**

- iOS widgets support
- Multiple location tracking
- Hourly and daily UV forecasts
- Historical UV data throughout the day
- Push notifications for UV level changes


### SpinVane

[App page](https://appshunter.io/ios/app/spinvane/id6745381092)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is UVmeter free?

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

### Is SpinVane free?

SpinVane costs $1.99, with no in-app purchases.

### Do UVmeter or SpinVane have ads?

UVmeter shows ads; SpinVane does not.

### Which is updated more often, UVmeter or SpinVane?

UVmeter ships an update every 3 weeks, and SpinVane daily. Most recently, UVmeter was updated on November 11, 2026 and SpinVane on November 8, 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.*