Comparison

Solar Compass Pro vs SunEyed

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

Head to head
About

Solar Compass Pro

This app provides real-time sun direction and solar path visualization to aid in planning solar projects, panel placement, and understanding solar movement. It offers daily solar outlooks, production estimates, and installation guidance for various outdoor planning needs.

Highlights
  • Live solar compass
  • Sun path visualization
  • Daily solar outlooks
  • Solar output estimation
  • Install guidance
  • Golden hour timing
  • Saved places and setups
Features
Read full description

Solar Compass Pro helps you plan with the sun instead of just looking at it. See the sun’s direction in real time, compare Today and Tomorrow, estimate daily solar output, and use install guidance to align your setup with confidence. Whether you are planning a solar project, checking panel placement, scouting light, or learning how the sun moves, Solar Compass Pro turns solar data into practical decisions. With live solar positioning, daily outlooks, best production windows, and system-based output estimates, the app makes it easy to understand what the sun is doing now, what it will do next, and what that means for your location. Features: • Live solar compass with real-time sun direction • Sun elevation and daily solar path visualization • Today and Tomorrow solar outlooks • Best production window and solar noon planning • Golden hour, sunrise, and sunset timing • Weather-aware solar conditions for your selected place • Estimated daily solar output based on your system size • Output-by-hour curve for the selected day • Saved places, setups, and solar system profiles • Install Mode with live alignment and tilt guidance • True north and magnetic north support • Easy sharing of solar outlook cards • Optional alerts for peak solar windows and tomorrow changes Solar Compass Pro works without accounts, ads, or tracking. Your location is used only to calculate solar position and local conditions for the places you choose. Supporter unlock Solar Compass Pro remains genuinely useful for free. A one-time Supporter unlock adds deeper planning tools, expanded time exploration, and more advanced ways to evaluate solar positioning. Designed for: • Homeowners exploring solar • Solar installers and planners • Off-grid and RV users • Gardeners and outdoor planners • Photographers and filmmakers • Architects, builders, and designers • Anyone who wants to understand the sun better Privacy first Solar Compass Pro does not collect personal data, include third-party analytics, or track users. Plan the sun with confidence using clear solar guidance, practical install tools, and fast daily insight for any location.

About

SunEyed

Calculate your personalized solar return on investment using real weather data. Input your electricity bill, roof panel details, and map obstructions for an accurate payback period. All analysis is done on your device with no account or subscription required.

Highlights
  • Solar savings and break-even calculation
  • Real weather data from 40,000+ stations
  • Obstruction mapping with camera/sensors
  • Multi-array roof configuration
  • Offline functionality
  • PDF export for installers
Features
Read full description

Know your real solar savings before you talk to anyone. SunEyed calculates your personalized solar ROI using real weather data from over 40,000 stations worldwide. Enter your electricity bill, configure your roof panels, map obstructions, and get an accurate payback period in minutes — entirely on your device, with no account required. HONEST ANALYSIS, NO SALES PITCH SunEyed is built for homeowners who want the facts first. No sign-up. No data harvesting. No pressure. Your numbers stay on your phone. When you're ready, you can share your analysis as a PDF with any installer of your choice — on your terms. HOW IT WORKS 1. Enter your electricity usage and rate 2. Configure your roof panels — set direction, slope, and number of panels for each roof face 3. Map obstructions — trace trees, chimneys, and neighboring buildings directly on the sun path chart 4. SunEyed calculates your annual production, yearly savings, and break-even period using real local weather data KEY FEATURES • Solar savings and break-even calculation based on real weather data • 40,000+ weather station database — accurate for locations worldwide • Multi-array support — configure multiple roof faces independently • Camera and motion sensor obstruction mapping — physically point your phone at obstructions and trace them onto the sun path chart • Monthly usage vs. production comparison with net metering support • Adjustable panel specs — wattage, efficiency, system losses, array type • Export a PDF summary to share with installers as a request for quote • Works entirely offline — all calculations run on device • No account, no sign-up, no subscription PRECISE WHERE IT MATTERS Most solar calculators use regional averages. SunEyed matches your exact coordinates to the nearest weather station in its database, giving you monthly solar radiation values specific to your location. The obstruction tool goes further — it models how trees, chimneys, and other structures cast shadows across your roof throughout the year, reducing your estimated production only where the sun is actually blocked. YOUR DATA STAYS ON YOUR DEVICE SunEyed does not require an account. Your electricity usage, location, and roof configuration are stored locally on your phone and never uploaded to any server. FREE FOR PERSONAL USE • SunEyed is completely free for homeowners evaluating solar for their own home. No subscription, no hidden fees, no expiration. • Using SunEyed in a professional or commercial context — as a solar installer, energy auditor, or contractor — requires a commercial license. Visit suneyed.com for details on professional use and upcoming installer features.

Screenshots

Solar Compass Pro4 screens
SunEyed4 screens

Verdict

The call

The clearest difference is in-app purchases: SunEyed at none against Solar Compass Pro's 1. SunEyed also leads on update cadence (every 6 days vs every 2 months). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Solar Compass Pro sells 1 one-off in-app purchase. SunEyed asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Solar Compass Pro against 5.0 for SunEyed. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

UpkeepUpdate frequency

Solar Compass Pro ships an update every 2 months, SunEyed every 6 days. The most recent releases landed on October 7, 2026 and October 1, 2026 respectively.

Scorecard3 real differences · 7 level
Solar Compass Pro versus SunEyed: the parameters behind the verdict, then further details
ParameterSolar Compass ProSunEyed
PriceFreeFree
Rating5.0 (1 ratings)5.0 (2 ratings)
Positive reviews—100.0% of reviews
Number of ratings12 — better
Update frequencyEvery 2 monthsEvery 6 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 — better17.3
Further details — not scored
Size7 MB42 MB
Age rating4+4+
DeveloperC. Ray Carroll LLCSergio Lemaitre

Customer experience

Solar Compass Pro

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

SunEyed

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Solar Compass Pro

One-time1
  • Supporter Mode$0.99
None

SunEyed

No in-app purchases

Questions

Is Solar Compass Pro free?
Solar Compass Pro is free to download, with in-app purchases available.
Is SunEyed free?
SunEyed is free to download, with no in-app purchases.
Which has better reviews, Solar Compass Pro or SunEyed?
Solar Compass Pro and SunEyed are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.
Do Solar Compass Pro or SunEyed have ads?
Neither Solar Compass Pro nor SunEyed shows ads.
Which is updated more often, Solar Compass Pro or SunEyed?
Solar Compass Pro ships an update every 2 months, and SunEyed every 6 days. Most recently, Solar Compass Pro was updated on October 7, 2026 and SunEyed on October 1, 2026.

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