# When Should I Run? vs FlareWeather

The clearest difference is review sentiment: When Should I Run? at 100% against FlareWeather's 50%. When Should I Run? also leads on rating (5.0 vs 1.0) and in-app purchases (none vs 2). FlareWeather's advantage is price (Free vs $2.99) and update cadence (every 4 days vs every 2 weeks). On device support and iOS requirement there is nothing between them.

FlareWeather is free to download; When Should I Run? costs $2.99 up front. FlareWeather sells 2 in-app purchases, starting at $2.99 per month. When Should I Run? asks for nothing beyond the download.

When Should I Run? holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews point the same way: 100% of When Should I Run?'s written reviews are positive against 50% of FlareWeather's.

When Should I Run? ships an update every 2 weeks, FlareWeather every 4 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | When Should I Run? | FlareWeather |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/when-should-i-run/id6751175500/reviews)** | [1.0 (3 ratings)](https://appshunter.io/ios/app/flareweather/id6755156313/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 2 MB | 16 MB |
| Requires iOS | **18.0** | 18.5 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Nick Tomasi](https://appshunter.io/developer/1833827556) | [KURTIS ROBERT LANE HURRIE](https://appshunter.io/developer/1852308308) |

## What reviewers say

### When Should I Run?

[App page](https://appshunter.io/ios/app/when-should-i-run/id6751175500)

This app analyzes local weather conditions hour by hour to suggest the best times for your runs. Set your preferred running windows and let it optimize for performance and safety based on temperature, humidity, dew point, and UV index.

**Highlights:** Personalized running window setting, Hour-by-hour weather analysis, Performance and safety optimization, Temperature, humidity, dew point, UV index thresholds, Meteorologist-informed data

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

**In-app purchases:** none


### FlareWeather

[App page](https://appshunter.io/ios/app/flareweather/id6755156313)

This app helps individuals with weather-sensitive conditions understand how weather changes might impact their bodies. It provides personalized forecasts and explanations to help users plan their days with greater calm and confidence.

**Highlights:** Personalized daily flare forecasts, Full weekly outlook, Diagnosis-based sensitivity profiles, Explanations of weather impact, Live local weather, No signup required

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FlareWeather Plus — Monthly | $2.99 | per month |
| FlareWeather Plus — Yearly | $19.99 | per year |


## Frequently asked questions

### Is When Should I Run? free?

When Should I Run? costs $2.99, with no in-app purchases.

### Is FlareWeather free?

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

### Which has better reviews, When Should I Run? or FlareWeather?

When Should I Run? is rated higher. When Should I Run? averages 5.0 out of 5 from 1 ratings, while FlareWeather averages 1.0 from 3 ratings.

### Do When Should I Run? or FlareWeather have ads?

FlareWeather shows ads; When Should I Run? does not.

### Which is updated more often, When Should I Run? or FlareWeather?

When Should I Run? ships an update every 2 weeks, and FlareWeather every 4 days. Most recently, When Should I Run? was updated on November 5, 2026 and FlareWeather on November 5, 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.*