Comparison

Cumulo vs GPF Weather System

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Cumulo

This weather app helps you track forecasts for specific times and locations important to your daily routine. Set up custom "Spotlights" for events like your commute or morning jog and view hourly forecasts around those times. Widgets provide at-a-glance information directly on your home screen.

Highlights
  • Tag custom "Spotlights" for routine events
  • Label specific locations
  • View hourly forecasts around spotlighted times
  • Home screen widgets for at-a-glance info
  • Privacy-focused, no personal data retained
Features
Read full description

Spotlight when and where you most consistently need to know the weather! Q: Will I need an umbrella for my commute home from work? A: Glance at Cumulo before you leave the house. Q: Will it be cool enough for a morning jog? A: Glance at Cumulo before bed. KEY FEATURES – Tag your Spotlights for clarity (i.e. Commute home) – Label locations for simplicity (I.e. Work) – See the hour before and after your spotlit time for a quick comparison – Add Widgets to your home screen for maximum at-a-glance usage PRIVACY Cumulo does not retain any of your personal information. It does not require your location or have access to any of your private information. SUPPORT Please reach out with any questions, concerns or feature requests. If you enjoy the app, please leave a review and let me know!

About

GPF Weather System

Features
Read full description

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.

Screenshots

Cumulo4 screens
GPF Weather System4 screens

Verdict

The call

The clearest difference is in-app purchases: GPF Weather System at none against Cumulo's 1. On price, ads, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Cumulo sells 1 one-off in-app purchase. GPF Weather System asks for nothing beyond the download.

Scorecard1 real difference · 9 level
Cumulo versus GPF Weather System: the parameters behind the verdict, then further details
ParameterCumuloGPF Weather System
PriceFreeFree
Rating5.0 (3 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings3 — better—
Update frequency—Every 11 days
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, Apple Watch
Requires iOS17.0 — better18.6
Further details — not scored
Size2 MB2 MB
Age rating4+4+
DeveloperJessica LindenGian Paolo Fontani

In-app purchases

1 purchases

Cumulo

One-time1
  • Make It Rain$2.99
None

GPF Weather System

No in-app purchases

Questions

Is Cumulo free?
Cumulo is free to download, with in-app purchases available.
Is GPF Weather System free?
GPF Weather System is free to download, with no in-app purchases.
Do Cumulo or GPF Weather System have ads?
Neither Cumulo nor GPF Weather System shows ads.

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