GPF Weather System vs CloudySky2
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GPF Weather System
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GPF Weather System delivers precise, real-time weather information powered by Apple WeatherKit. Designed with clarity and minimalism in mind, the app provides current conditions and a 7-day forecast in a clean, distraction-free interface. Weather data refreshes automatically every minute and when the app returns to the foreground, ensuring up-to-date information. With the latest updates, the app introduces configurable weather alerts for temperature thresholds and incoming rain, along with customizable cooldown intervals. A dedicated Settings panel allows full control over notifications. The Home Screen widget displays the latest saved data and updates automatically on a best-effort basis. A companion Apple Watch app allows you to check current conditions and manually request a refresh directly from your wrist. Key Features: • Real-time current conditions • 7-day forecast • Configurable temperature and rain alerts • Automatic refresh (foreground + background best-effort) • Home Screen widget • Apple Watch companion app with iPhone-synced updates • Location-based weather • Clean, high-contrast interface No login required. No account registration. No tracking. Accurate weather data, presented clearly.
CloudySky2
Identify and learn about different cloud types with this pocket field guide. Explore detailed information, photos, and weather map symbols to enhance your understanding and enjoyment of the sky.
- Cloud identification guide
- Detailed cloud characteristics
- Photo index of cloud types
- Weather map symbol chart
- Cloud formation explanations
- In-app photo logging
- Share photos via iMessage/email
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More than just a picture gallery of clouds, CloudySky2 is an easy to use and complete pocket field guide for your iPhone and iPad that will help you to enjoy and better understand clouds by quickly identifying their names and characteristics. Just look up in the sky and get your head in the clouds. Take your time. This is not learning as a test, but learning for your enjoyment. When you are out for a walk the clouds are there for you to enjoy, and with CloudySky in your hands you will appreciate them even more. Look at the clouds around you and then take CloudySky2 out of your pocket, purse or bag and easily learn the names and characteristics of the clouds at your own pace. You will be surprised and pleased how over time your appreciation of clouds will grow and your enjoyment of them, with the knowledge you get with CloudySky2, will increase. CloudySky2 includes: A beautiful cloud chart/photo collage that gives you an overview of the ten main types of clouds A photo index of all the major cloud types grouped by the major elevation categories (étages) A relative elevation scale on the cloud chart that can be toggled between miles, kilometers or off A detailed view of each cloud type that gives you quick access to everything you would like to know about that cloud A photo index of all the species, varieties, supplemental features and accessory clouds for each cloud type A chart with all of the symbols used in weather maps for every cloud 90+ stunning photos to help you identify the cloud you are looking at All image are fully licensed and attributed from the Wikimedia Commons source Useful, authoritative and detailed explanations of how clouds form, what their distinguishing features are, how they are categorized and a history of how the clouds came to be named as they are Take photos from within the app, save them to the Cloud Log and share them with others via email and iMessage Add your own photos to the Cloud Log from your Photos library and classify them with their genus and subtype Annotate the photos you take with your own Observation Notes So, get CloudySky and get your head in the clouds!
Screenshots
Verdict
The clearest difference is update cadence: CloudySky2 at every 4 days against GPF Weather System's every 11 days. GPF Weather System's advantage is iOS requirement (18.6 vs 26.2). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
GPF Weather System ships an update every 11 days, CloudySky2 every 4 days. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.
| Parameter | GPF Weather System | CloudySky2 |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 11 days | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Requires iOS | 18.6 — better | 26.2 |
| Further details — not scored | ||
| Size | 2 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | Gian Paolo Fontani | Wonder Valley Software |
In-app purchases
GPF Weather System
No in-app purchases
CloudySky2
No in-app purchases
Questions
Is GPF Weather System free?
Is CloudySky2 free?
Do GPF Weather System or CloudySky2 have ads?
Which is updated more often, GPF Weather System or CloudySky2?
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