NEPHELA vs Sun
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NEPHELA
Get precise, clear, and private weather updates with real-time data, detailed forecasts, and customizable alerts. Enhance your experience with advanced features like avalanche warnings, air quality, and interactive maps through an optional subscription.
- Real-time global weather data
- Detailed hourly and 7-day forecasts
- Official weather warnings and rain alerts
- Mountain, avalanche, and health data (PRO)
- Animated precipitation radar and weather maps (PRO)
- Home & Lock Screen widgets
- Privacy-focused with no tracking or ads
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Weather – Today & Tomorrow. NEPHELA is a modern weather app focused on precision, clarity and privacy. No ads. No tracking. No hidden mechanics. It shows what truly matters – calm, structured and easy to understand. Real-Time Weather & Forecast • Global real-time weather data • Temperature & feels-like • Wind, pressure, humidity, visibility • Sun & moon data • 7-day forecast (10 days with PRO) • Detailed hourly forecast • Temperature, wind and precipitation trends Alerts That Matter • Official weather warnings • Minute-based rain alerts • Push notifications for critical events Mountain, Avalanche & Health Data (PRO) • Real-time avalanche warnings (Alps) • Mountain weather forecasts • Air Quality Index (AQI) • Pollen load & allergy alerts • UV index & protection guidance Smart Tips “NEPHELA Recommends” (PRO) Personalized recommendations for clothing, activities and weather-related risks – context-aware and transparent. Radar & Weather Maps (PRO) • Animated precipitation radar • Wind, temperature & cloud layers • Interactive map interface PDF Export (PRO) Professional weather reports including charts, maps, mountain data and AI-generated summaries. Widgets, Siri & System Integration • Home & Lock Screen widgets • Dynamic Island / Live Activities • Siri & Shortcuts integration • Offline caching • Modern liquid-glass design Privacy NEPHELA respects your privacy: • No tracking • No ads • No data selling • Location used only for weather retrieval Monetization: NEPHELA is fully usable for free. PRO unlocks advanced features – transparent and cancel anytime. NEPHELA Pro is available as an auto-renewable subscription (monthly or yearly). Payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. You can manage or cancel your subscription anytime in your Apple ID account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://nephela.com/en/privacy.html
Sun
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Sun-Dog is a clean, focused weather app built on open data. Hourly trends for temperature, rain, sunshine and wind, a combined 14-day overview and all the important details show you the sky at a glance. Weather Windows find suitable times for walks, exercise, barbecues, beach trips, stargazing and more. Smart highlights call out important weather changes and significant rain or wind peaks. A sundog – also called a parhelion – is a real atmospheric phenomenon. When conditions are right, Sun-Dog quietly reminds you to look up. • Hourly charts for temperature, rain, sunshine and wind • Combined 14-day forecast with detailed hourly values • Weather Windows for activities and special times of day • Current conditions including feels-like, wind, humidity, pressure, UV and cloud cover • Rain radar and severe-weather alerts • Favorite places, widgets and Apple Watch complications • For iPhone, iPad, Mac and Apple Watch, in light and dark mode • Powered by Open-Meteo – free, open weather data. No account, no tracking.
Screenshots
Verdict
The clearest difference is device support: Sun at 4 against NEPHELA's 1. On price, update cadence, ads and in-app purchases 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. NEPHELA sells 2 in-app purchases, starting at $3.99 per month and Sun sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
NEPHELA ships an update monthly, Sun every 2 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | NEPHELA | Sun |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Monthly | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone | iPhone, iPad, Mac, Apple Watch — better |
| Requires iOS | 26.0 | 26.0 |
| Further details — not scored | ||
| Size | 74 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Stephan Neumann | Michael Lauer |
In-app purchases
NEPHELA
- NEPHELA Pro (Monthly)$3.991 Month
- NEPHELA Pro (Yearly)$39.991 Year
Sun
- Small Tip$1.99
- Medium Tip$3.99
- Large Tip$6.99









