Report updated May 15, 2026
Clear Outside
For amateur astronomers and solar observers who require precise, location-specific cloud cover and astronomical event data.
Clear Outside is a well-regarded weather app that is completely free. With a 4.0/5 rating from 4 reviews, it maintains solid user satisfaction. Users particularly appreciate highly accurate weather data provides essential planning support for astrophotography and birdwatching enthusiasts, though inaccurate weather forecasting leads to missed imaging opportunities for serious astrophotography users remains a common concern.
What is Clear Outside?
Clear Outside is a specialized weather forecasting app for amateur astronomers, providing cloud cover and astronomical event data on iOS and Android.
Users hire the app to plan astrophotography and observation sessions, as it provides precise timing for ISS pass-overs and darkness periods that standard weather apps omit.
Current Momentum
v1.0 · 3mo ago
Maintenance- Restored compatibility for modern mobile operating systems.
- Added location name bar for navigation.
Active Nemesis
Fragmented niche
No dominant direct rival identified yet — see Other Rivals below.
Other Rivals
7-Day Rank Pulse 🇺🇸
WeatherNo ranking data
Rating Pulse 🇺🇸
Recent User MoodAI-powered deep analysis surfacing high-signal insights. Still in beta, accuracy improves daily. For informational purposes only.
What makes this app unique?
How Is The App's Momentum Right Now?
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What Are The Key Features?
Calculates precise timing for International Space Station visibility based on user location and displays it alongside cloud cover data.
Provides seven-day hourly weather data including low, medium, high, and total cloud cover metrics.
Displays moon phases, sun rise/set times, and specific darkness periods for solar and night-sky observation planning.
How much does it cost?
- Free access to all features
The app operates as a free utility with no visible IAP or ad-supported gates in the current data.
Who Built It?
First Light Optics
View Publisher Intel →Enrichment in progress
Publisher profile available very soon
What other apps does First Light Optics make?
What do users think recently?
Medium confidence · 22 reviews analyzed
How did the latest release land?
What is the recent mood?
Recent user voice shows a excited sentiment. Users appreciate highly accurate weather data provides essential planning support for astrophotography and birdwatching enthusiasts, but report inaccurate weather forecasting leads to missed imaging opportunities for serious astrophotography users.
Limited review volume (22 reviews). Sentiment analysis will deepen as more data lands.
What is the competitive landscape for Clear Outside?
How's The Weather Market?
How does it evolve in the Weather market?
Clear Outside maintains a niche presence in the Weather category, holding a #66 rank in Australia and #94 in Hong Kong. The lack of monetization and visual map tools suggests a focus on utility over market-share growth.
| Country | Category | Chart | Rank | Change |
|---|---|---|---|---|
| 🇧🇪 Belgium | Weather | iOSFree | #54 | NEW |
| 🇪🇸 Spain | Weather | iOSFree | #92 | NEW |
The rivals identified
Peers
Weather Forecast Retro Station
★5.0 (2)Biographics Consultoria e Design LTDA
This app targets the same weather-conscious user base but differentiates itself through a highly stylized, aesthetic-first approach to data presentation.
Utilizes unique CRT-style visuals and nostalgia effects to differentiate the user experience from standard utility-focused weather apps.
Prioritizes a retro-themed interface design, appealing to users who prefer aesthetic novelty over the technical precision of Clear Outside.
WorldPulse Earth Weather Clouds & Temperature
★5.0 (3)Corporate Smalltalk Consulting Ltd
This app overlaps with Clear Outside through its focus on global cloud cover visualization and atmospheric data.
Features an interactive 3D globe visualization that provides a more immersive spatial perspective than standard charts.
Includes a dedicated day/night timeline, which serves as a visual alternative to Clear Outside's astronomical data tables.
Roam Weather
★5.0 (1)BareBones Dev, LLC
Roam Weather competes by offering generalized location-based forecasting that appeals to the same outdoor-active demographic as Clear Outside.
Supports multi-destination forecasting, allowing users to track weather across several locations simultaneously for trip planning.
Provides offline access functionality, ensuring users maintain visibility into weather data even in remote, low-connectivity areas.
The outtake for Clear Outside
Strengths to defend, gaps to attack
Core Strengths
- ISS-specific pass-over timing creates a unique utility for amateur astronomers.
- Data-dense, no-frills interface appeals to serious observers who reject bloat.
Critical Frictions
- UI scaling issues on large-screen devices hinder navigation.
- Lack of radar or cloud maps reduces professional utility.
Growth Levers
- Integration of map-based visual weather tools would capture users currently migrating to immersive competitors.
- Multi-day summary view would improve weekly planning utility.
Market Threats
- Competitors with 3D globe visualizations erode the app's perceived value for spatial planning.
- Inaccurate forecast reports drive users toward alternative weather services.
What are the next best moves?
Ship map-based cloud visualization because the lack of visual tools is a top complaint → increase professional user retention.
Users cite the absence of visual weather tools as a primary reason for low satisfaction.
Trade-off: Push the multi-day summary view to the next sprint — map visualization addresses a higher-churn friction point.
Audit UI scaling on large-screen devices because users report menus are difficult to navigate → reduce churn on high-resolution displays.
UI scaling issues on high-resolution displays make text and menus difficult to read.
Trade-off: Pause new astronomical data feature development — fixing existing UI bugs is required to maintain the current user base.
A counter-intuitive read
The app's lack of monetization is a strategic risk, as it prevents the reinvestment needed to build the map-based visual tools required to compete with modern weather apps.
Feature Gaps vs Competitors
- Interactive 3D globe visualization (available in WorldPulse Earth Weather but absent here)
- Offline access functionality (available in Roam Weather but absent here)
Key Takeaways
Clear Outside holds a strong niche through specialized astronomical data, but it risks losing its core user base to immersive, map-based competitors, so the team must prioritize visual weather tools to defend its utility position.
Where Is It Heading?
Mixed Signals
The market for weather planning is shifting toward immersive, map-based visualization, leaving Clear Outside's table-heavy interface exposed to disruption. The app must transition from a static data provider to a visual planning tool to avoid losing its core astrophotography segment to competitors.
Restored compatibility for modern mobile operating systems enables long-term users to return, which stabilizes the current user base.
Recurring complaints regarding forecast accuracy and missing visual features persist, which threatens to erode the app's reputation for precision.