# TempestOne Weather vs 40 Below

The clearest difference is price: TempestOne Weather at Free against 40 Below's $2.99. TempestOne Weather also leads on device support (4 vs 2) and iOS requirement (13.0 vs 26.2). 40 Below's advantage is rating (4.8 vs 4.3) and update cadence (monthly vs every 3 months). On review sentiment, ratings volume, ads and in-app purchases there is nothing between them.

TempestOne Weather is free to download; 40 Below costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

40 Below holds the better App Store score, 4.8 against 4.3. Both are backed by a comparable volume of ratings — 10 and 5 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

TempestOne Weather ships an update every 3 months, 40 Below monthly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | TempestOne Weather | 40 Below |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | [4.3 (10 ratings)](https://appshunter.io/ios/app/tempestone-weather/id1668851797/reviews) | **[4.8 (5 ratings)](https://appshunter.io/ios/app/40-below/id6759849820/reviews)** |
| Number of ratings | **10** | 5 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | **Free** | Paid |
| Size | 44 MB | 21 MB |
| Requires iOS | **13.0** | 26.2 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [WeatherFlow](https://appshunter.io/developer/317992028) | [Fruit Stand Software, LLC](https://appshunter.io/developer/1874463716) |

## What reviewers say

### TempestOne Weather

[App page](https://appshunter.io/ios/app/tempestone-weather/id1668851797)

Monitor real-time weather data from your TempestOne Weather Station. Get detailed insights into temperature, humidity, pressure, wind, and more, along with lightning detection and 10-day forecasts. Ideal for organizations seeking efficiency and safety improvements.

**Highlights:** Real-time weather data monitoring, Lightning detection and alerts, 10-day weather forecasts, Historical weather data graphs, Hardware configuration, Supports multiple station locations

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

**In-app purchases:** none


### 40 Below

[App page](https://appshunter.io/ios/app/40-below/id6759849820)

This app displays the current outdoor temperature in both Fahrenheit and Celsius, simplifying communication for those with international connections. It also provides a "feels like" temperature, hourly forecasts, and the ability to share weather information.

**Highlights:** Dual unit temperature display (Fahrenheit/Celsius), "Feels like" temperature reading, Hourly temperature forecast, Shareable weather cards, Location-based weather data

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is TempestOne Weather free?

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

### Is 40 Below free?

40 Below costs $2.99, with no in-app purchases.

### Which has better reviews, TempestOne Weather or 40 Below?

40 Below is rated higher. TempestOne Weather averages 4.3 out of 5 from 10 ratings, while 40 Below averages 4.8 from 5 ratings.

### Do TempestOne Weather or 40 Below have ads?

Neither TempestOne Weather nor 40 Below shows ads.

### Which is updated more often, TempestOne Weather or 40 Below?

TempestOne Weather ships an update every 3 months, and 40 Below monthly. Most recently, TempestOne Weather was updated on October 24, 2026 and 40 Below on October 25, 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.*