Cumulo vs Insight Weather
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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!
Insight Weather
This app provides professional-grade weather forecasts with detailed multi-model comparisons and visualizations. It offers local NWS data, active alerts, and scientific reasoning behind forecasts, along with customizable widgets and search functionality.
- NWS-powered local forecasts
- Multi-model comparisons (ECMWF, GFS, AIFS)
- Interactive synoptic meteograms
- Active weather hazard alerts
- NWS Area Forecast Discussions
- Modern iOS widgets
- Customizable display (°F/°C, Light/Dark mode)
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Insight Weather puts professional-grade forecasting into a clean, modern iOS app. Built for people who want more than a single temperature number. NWS-POWERED PRECISION • MULTI-MODEL FORECASTS & METEOGRAMS Experience the National Weather Service where it matters most for the U.S.: local conditions, detailed period forecasts, active hazard alerts, and official Area Forecast Discussions (AFD) written by your local forecast office. Go deeper with global multi-model guidance and synoptic tools. Compare operational runs and ensemble trends (including ECMWF, GFS, and AI-driven AIFS) to understand not just what the weather might do, but how confident the guidance is. WHAT YOU GET • Current Conditions & Hourly Strip: At-a-glance conditions, next-hour outlooks, and upcoming trends. • 7-Day & Period Forecasts: Day and night detail rooted directly in official NWS products. • Active Weather Hazards: Real-time watches, warnings, and advisories the moment they are issued. • NWS Area Forecast Discussions: Read the scientific reasoning and story behind the forecast in the forecasters’ own words. • Multi-Model & Ensemble Outlooks: Compare leading global models (ECMWF, GFS, AIFS) and ensemble spreads to evaluate model agreement. • Interactive Synoptic Meteograms: Visualize multi-layer forecast trends (temperature, dew point, wind vectors, sky cover, and precip totals) on a synchronized timeline. • Next-Hour Precipitation: Immediate visibility into rain and snow onset. • Air Quality Index (AQI): Critical environmental context for outdoor planning and health. • Modern iOS Widgets: Keep current conditions and hourly forecasts right on your Home Screen. • Saved Favorites & Fast Search: Quick location switching between home, work, and travel spots. • Customizable Display: Full support for °F/°C and automatic Light/Dark mode themes. BUILT FOR CLARITY Insight Weather is designed to feel fast, fluid, and uncluttered: structured sections, customizable model visibility, synoptic grid views, and a sharp focus on decision-ready data without ads or distractions. WHO IT’S FOR Weather enthusiasts, outdoor planners, pilots, storm watchers, travelers, and anyone who wants official NWS precision alongside multi-model depth and meteogram timelines without needing a workstation full of clunky charts.
Screenshots
Verdict
The clearest difference is in-app purchases: Insight Weather at none against Cumulo's 1. On price, rating, ratings volume and ads 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. Cumulo sells 1 one-off in-app purchase. Insight Weather asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Cumulo against 5.0 for Insight Weather. Both are backed by a comparable volume of ratings — 3 and 2 respectively.
| Parameter | Cumulo | Insight Weather |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) | 5.0 (2 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | 2 |
| Update frequency | — | Every 5 days |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 2 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Jessica Linden | TROY DELORENZO |
Customer experience
Cumulo
Insight Weather
In-app purchases
Cumulo
- Make It Rain$2.99
Insight Weather
No in-app purchases









