Comparison

lustar vs RainBot Weather

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

Head to head
About

lustar

This app provides hourly stargazing forecasts by combining local weather predictions with light pollution data. It features a searchable global map to help users find optimal viewing locations.

Highlights
  • Hourly stargazing forecasts
  • Light pollution data integration
  • Searchable world map
  • Local weather forecasts
  • Optimal viewing location finder
Features
Read full description

The two biggest factors keeping you from finding that perfect star gazing location are light pollution and weather. Using local weather forecasts and light pollution data, Lustar gives you a searchable map of the world with hourly stargazing forecasts for every location. Check out the Dark Site locations if you're not sure where to start.

About

RainBot Weather

Get hyper-local weather forecasts and real-time storm alerts powered by official NOAA data. Monitor severe weather, view detailed radar, and understand weather threats with intelligent analysis.

Highlights
  • Hyperlocal storm alerts
  • Live NEXRAD radar
  • Precision forecasts
  • ThreatPath storm intelligence
  • Storm Prediction Center products
  • Astronomy tools
Features
Read full description

RainBot Weather, intelligently designed. RainBot is a powerful weather platform built around precision forecasts, live NEXRAD radar, intelligent weather alerts, and professional weather analysis. Powered by official NOAA and National Weather Service data, RainBot delivers accurate, location-specific weather information while making complex weather easier to understand. Whether you’re checking today’s forecast, monitoring severe storms, tracking weather while traveling, or planning a night under the stars, RainBot keeps you informed. Personalized Dashboard with everything you need in one place. View current conditions, hourly and 7-day forecasts, severe weather outlooks, environmental data, astronomy information, outdoor activity scores, and live weather insights from a clean, modern dashboard. Precision Forecasts RainBot retrieves forecast data using your exact GPS location, connecting directly to the National Weather Service forecast grid covering your location—not simply the nearest city. • Hourly & 7-Day Forecasts • RainBot Daily Briefings • Weather-Aware Summaries • Hour-by-Hour Trends • Heat Index, UV Index, Dew Point, Humidity, Wind, Pressure, Visibility & More Live NEXRAD Radar Explore nationwide radar using official National Weather Service data. Features include: • Base Reflectivity • Surface Temperature Layer • Official Warning Polygons • GPS Location Tracking • Multiple Radar Products RainBot displays official NEXRAD data directly from NOAA without artificial future radar imagery or generated precipitation forecasts. Radar features continue to evolve as additional weather layers and visualization improvements are added. ThreatPath™ (Preview) ThreatPath is RainBot’s developing storm intelligence system. Rather than simply displaying alerts, ThreatPath works to explain what weather means relative to your location by analyzing official warning information alongside storm motion. Current capabilities include: • Relative Storm Position • Warning Polygon Awareness • Storm Motion Analysis • Plain-Language Threat Summaries • Contextual Safety Guidance ThreatPath is under active development, with additional storm intelligence and tracking features planned for future updates. Storm Prediction Center Go beyond the forecast with direct access to professional Storm Prediction Center products. Monitor: • Mesoscale Discussions (MDs) • Convective Outlooks • Watches & Forecast Discussions • Severe Weather Analysis Stay informed about developing severe weather before watches and warnings are issued. Three Saved Locations Monitor weather at up to three custom locations, each with its own: • Personalized Dashboard • Forecasts • Radar • Active Alerts • ThreatPath Analysis Perfect for keeping an eye on home, work, family, or travel destinations. Astronomy Plan your next night under the stars with built-in astronomy tools. • Aurora Forecasts • KP Index • Stargazing Conditions • Moon Phase & Illumination • Cloud Cover Analysis Personalized Alerts Choose the weather notifications that matter most to you. Customize alert preferences, manage monitored locations, and receive timely notifications tailored to your needs. RainBot is continuously expanding with new weather products, radar capabilities, forecasting tools, and weather intelligence features—all designed to help you better understand the weather around you.

Screenshots

lustar3 screens
RainBot Weather4 screens

Verdict

The call

The clearest difference is price: lustar at Free against RainBot Weather's $2.99. RainBot Weather's advantage is rating (5.0 vs 4.6) and update cadence (every 4 days vs every 96 months). On ratings volume, 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

CostPrice · In-app purchases · Ads · Monetization

lustar is free to download; RainBot Weather costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

RainBot Weather holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 9 and 6 respectively. Written reviews point the same way: 80% of lustar's written reviews are positive against 100% of RainBot Weather's.

UpkeepUpdate frequency

lustar ships an update every 96 months, RainBot Weather every 4 days. The most recent releases landed on October 12, 2026 and October 18, 2026 respectively.

Scorecard5 real differences · 5 level
lustar versus RainBot Weather: the parameters behind the verdict, then further details
ParameterlustarRainBot Weather
PriceFree — better$2.99
Rating4.6 (9 ratings)5.0 (6 ratings) — better
Positive reviews80.0% of reviews100.0% of reviews — better
Number of ratings9 — better6
Update frequencyEvery 96 monthsEvery 4 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhone, iPodiPhone, iPod
Requires iOS16.015.1 — better
Further details — not scored
Size191 MB43 MB
Age rating4+4+
DeveloperTHIRSTY FISH LLCCODY JOSEPH WRUBEL

Customer experience

lustar

All ratings9 ratings
Positive88.9%
Neutral0.0%
Negative11.1%
Written reviews5 reviews
Positive80.0%
Neutral20.0%
Negative0.0%

RainBot Weather

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

lustar

No in-app purchases

None

RainBot Weather

No in-app purchases

Questions

Is lustar free?
lustar is free to download, with no in-app purchases.
Is RainBot Weather free?
RainBot Weather costs $2.99, with no in-app purchases.
Which has better reviews, lustar or RainBot Weather?
RainBot Weather is rated higher. lustar averages 4.6 out of 5 from 9 ratings, while RainBot Weather averages 5.0 from 6 ratings.
Do lustar or RainBot Weather have ads?
Neither lustar nor RainBot Weather shows ads.
Which is updated more often, lustar or RainBot Weather?
lustar ships an update every 96 months, and RainBot Weather every 4 days. Most recently, lustar was updated on October 12, 2026 and RainBot Weather on October 18, 2026.

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