# KNMI Weer vs Weerflash

The clearest difference is in-app purchases: KNMI Weer at none against Weerflash's 4. KNMI Weer also leads on ads (none vs shown). Weerflash's advantage is update cadence (every 5 weeks vs every 4 months) and review sentiment (95% vs 78%). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Weerflash sells 4 in-app purchases, starting at $1.99 per month. KNMI Weer asks for nothing beyond the download.

KNMI Weer ships an update every 4 months, Weerflash every 5 weeks. The most recent releases landed on September 21, 2026 and September 2, 2026 respectively.

## The numbers

| Metric | KNMI Weer | Weerflash |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/knmi-weer/id1225568094/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 77.8% of reviews | **94.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 5 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 129 MB | 122 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KNMI](https://appshunter.io/developer/1225568093) | [MeteoSupport](https://appshunter.io/developer/1142514748) |

## What reviewers say

### KNMI Weer

[App page](https://appshunter.io/ios/app/knmi-weer/id1225568094)

Get real-time weather forecasts, severe weather alerts, and precipitation radar. This app provides hourly and daily forecasts up to 14 days ahead, along with sun intensity and sunrise/sunset times. It also includes earthquake notifications and climate information.

**Highlights:** Severe weather alerts with preparation advice, Hourly forecasts for today and tomorrow, Daily forecasts up to 14 days ahead, Precipitation radar, Sun intensity and sunrise/sunset times, Earthquake notifications, KNMI station and citizen measurements maps

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

**In-app purchases:** none


### Weerflash

[App page](https://appshunter.io/ios/app/weerflash/id1576159285)

Share real-time weather observations like sun or rain with millions. Get notified about unique weather phenomena and track their development with trend graphs. Earn points and badges for accurate reports.

**Highlights:** Share current weather conditions, Receive weather phenomenon alerts, Track weather event trends, Earn points and badges, User privacy controls

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic | $1.99 | per month |
| Plus | $3.99 | per month |
| Pro | $6.99 | per month |
| Campaign | $1.99 | one-time |


## Frequently asked questions

### Is KNMI Weer free?

KNMI Weer is free to download, with no in-app purchases.

### Is Weerflash free?

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

### Do KNMI Weer or Weerflash have ads?

Weerflash shows ads; KNMI Weer does not.

### Which is updated more often, KNMI Weer or Weerflash?

KNMI Weer ships an update every 4 months, and Weerflash every 5 weeks. Most recently, KNMI Weer was updated on September 21, 2026 and Weerflash on September 2, 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.*