Comparison

Password Grid vs SunSim Building

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

Head to head
About

Password Grid

This app simplifies password creation by transforming a memorable phrase into a strong, complex code. It offers customizable security options and offline functionality for enhanced privacy. Widgets provide quick access to generated passwords.

Highlights
  • Easy-to-use password generator
  • Customizable grid complexity
  • Offline password generation
  • Home Screen widgets
  • Strong and secure password creation
Features
Read full description

Password Grid: The Simple and Secure Way to Generate Strong Passwords Welcome to Password Grid, the easy-to-use yet highly secure password generator that helps you create complex passwords that are strong and easy to manage. Say goodbye to the hassle of remembering complicated passwords—Password Grid simplifies the process by turning a memorable phrase into a secure password. How Password Grid Works: Choosing and remembering a strong password can be tough, but with Password Grid, you only need to remember a simple passphrase. The app generates a random grid of characters based on a key (like a word) that you choose. This visually converts your passphrase into a secure password like “8A2sN34v2s5T.” Key Features: • Easy-to-Use Password Generator: Choose a memorable word or phrase, and Password Grid turns it into a complex, secure password that you can use across all your accounts. • Customizable Grid Complexity: Adjust the grid’s complexity by including uppercase letters, numbers, and symbols, ensuring your password is secure and meets all online account requirements. • Strength and Security: Password Grid creates passwords that are much more secure than traditional methods. Your simple passphrase is transformed into a random, secure string, protecting your accounts with ease. • Widgets for Quick Access: Now you can easily access your generated password grids right from your iOS Home Screen using the new widgets feature. • No Internet Connection Required: Password Grid works completely offline, meaning your password generation process is secure and private. Your grids and passphrases never leave your device. Why Password Grid? • Strong Passwords Made Simple: Forget about long, complex passwords—Password Grid makes it easy by turning a simple phrase into a strong password in seconds. • Customizable Security: Whether you need a basic or highly secure password, Password Grid gives you full control over the complexity of the grid to meet any password requirements. • Offline Security: Your data stays private—no internet connection is needed. All grid generation happens locally on your device. Perfect For: • Everyday Users: If you struggle to create or remember secure passwords, Password Grid makes it easy and effective. • Business Professionals: Protect your sensitive information with secure, complex passwords that are easy to manage. • Security-Conscious Users: Create unique, secure passwords for each account and enjoy peace of mind. Feedback & Support: We’d love to hear from you! If you have questions, suggestions, or need support, reach out at info@skyriser.com. Don’t forget to rate us in the App Store—your feedback helps us improve Password Grid. Download Password Grid Today: Start generating strong, secure passwords with ease. Download Password Grid now and protect your accounts with one of the simplest and most effective password tools available. Follow us: http://twitter.com/passwordgrid http://www.facebook.com/PasswordGrid http://passwordgrid.com/ Support URL: https://passwordgrid.com/support.php Terms of Service: https://passwordgrid.com/terms.php Privacy Policy: https://passwordgrid.com/privacy.php

About

SunSim Building

This tool helps analyze home sun exposure using 3D modeling and solar trajectory simulation. It visualizes sunlight data, calculates duration, and generates reports for property evaluation. Features include floor plan and map modeling, unit layout simulation, and window view analysis.

Highlights
  • 3D modeling from floor plans or maps
  • Solar trajectory simulation
  • Sunlight duration statistics
  • 3D heatmap display
  • Window view simulation
  • Report generation (PDF, PNG, CSV)
Features
Read full description

【Sunlight Calculator - Home Sun Exposure Analysis Tool】 Sunlight Calculator is a professional home sun exposure analysis tool that helps you objectively evaluate lighting conditions when choosing a property. Through 3D modeling and solar trajectory simulation, it provides visualized sunlight data for your reference. Core Features 【Multiple Modeling Methods】 Floor Plan Modeling: Import residential community floor plans to quickly build a 3D model Map Modeling: Select the community location on a map to automatically obtain geographic coordinates Building Spacing Modeling: Enter building spacing and height parameters to simulate shading conditions Unit Layout Simulation: Simulate sunlight distribution and shadow changes at different times of day on the floor plan Model Editing: Adjust floor height, building orientation, and other parameters Save & Share: Models can be saved locally or shared with family and friends 【Professional Sun Exposure Analysis】 Solar Trajectory Simulation: Display the sun's path at any date and time throughout the year Sunlight Duration Statistics: Calculate cumulative daily sunlight hours at each location Time-Period Analysis: View lighting conditions in the morning, afternoon, and throughout the full day Winter/Summer Comparison: Compare lighting differences on key dates such as the winter and summer solstices Sampling Point Analysis: Select specific locations to view detailed sunlight data Dynamic Playback: Play full-day sunlight change animations to intuitively understand lighting patterns 【3D Heatmap Display】 Color Grading: Red–orange–yellow–green–blue gradient representing lighting from excellent to poor Layer-by-Layer Display: View sunlight distribution for each floor individually Multi-Building Comparison: Display heatmaps for multiple buildings simultaneously for easy side-by-side comparison Precision Settings: Adjust calculation precision to balance speed and accuracy Data Labeling: Display sunlight duration values directly on the 3D model 【Window View Simulation】 Perspective Switching: Simulate the field of view looking outward from different floors Obstruction Analysis: Show the degree to which buildings ahead obstruct the view Landscape Assessment: Determine whether greenery, water features, and other scenic resources are visible Floor Comparison: Compare view differences across different floors Distance Measurement: Calculate the actual distance from a window to the building ahead Height Annotation: Display the relationship between line-of-sight height and the height of obstructing structures 【Report Generation & Export】 Single-Floor Report: Generate a detailed sun exposure analysis report for an individual floor Batch Reports: Generate comparison reports for multiple buildings or floors with a single tap Multiple Formats: Supports export as PDF, PNG image, or CSV data spreadsheet Custom Templates: Choose from different report styles and content modules Print Optimization: PDFs are automatically paginated to fit standard A4 paper Sunlight Calculator is dedicated to providing users with an objective, professional sun exposure analysis tool helping you gather more data-backed insights during the home selection process and make smarter. Download now and start your sunlight analysis. Auto-Renewable Subscription: - Monthly: auto-renews every month - Yearly: auto-renews every year - Lifetime: one-time purchase - Payment will be charged to iTunes Account at confirmation of purchase - Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period - Manage subscriptions in Settings → Apple ID → Subscriptions Terms of Use: https://jiahe365.top/sunshine-web/legal/membership_agreement_en.html Privacy Policy: https://jiahe365.top/sunshine-web/legal/privacy_en.html

Screenshots

Password Grid3 screens
SunSim Building4 screens

Verdict

The call

The clearest difference is update cadence: Password Grid at every 5 days against SunSim Building's every 3 weeks. Password Grid also leads on review sentiment (85% vs 64%) and ratings volume (53 vs 3). SunSim Building's advantage is iOS requirement (13.0 vs 18.0). On price, rating, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Password Grid sells 3 in-app purchases, starting at $0.99 per month and SunSim Building sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for Password Grid against 4.7 for SunSim Building. That said, the two scores are not equally well evidenced: Password Grid has 53 ratings behind it against 3, so its average is the more settled of the two. Written reviews are what separate them: 85% of Password Grid's written reviews are positive against 64% of SunSim Building's.

UpkeepUpdate frequency

Password Grid ships an update every 5 days, SunSim Building every 3 weeks. The most recent releases landed on September 17, 2026 and September 23, 2026 respectively.

Scorecard4 real differences · 6 level
Password Grid versus SunSim Building: the parameters behind the verdict, then further details
ParameterPassword GridSunSim Building
PriceFreeFree
Rating4.6 (53 ratings)4.7 (3 ratings) — better
Positive reviews85.1% of reviews — better63.6% of reviews
Number of ratings53 — better3
Update frequencyEvery 5 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.013.0 — better
Further details — not scored
Size21 MB36 MB
Age rating4+4+
DeveloperSkyriser Media立娜 王

Customer experience

Password Grid

All ratings53 ratings
Positive92.5%
Neutral3.8%
Negative3.8%
Written reviews67 reviews
Positive85.1%
Neutral7.5%
Negative7.5%

SunSim Building

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews22 reviews
Positive63.6%
Neutral0.0%
Negative36.4%

In-app purchases

3 purchases

Password Grid

Subscriptions2
  • Pro Monthly3 Days trial$0.991 Month
  • Pro Annual7 Days trial$8.991 Year
One-time1
  • Pro Lifetime$19.99
3 purchases

SunSim Building

Subscriptions2
  • Monthly Subscription$4.991 Month
  • Annual Subscription$12.991 Year
One-time1
  • Permanent membership$24.99

Questions

Is Password Grid free?
Password Grid is free to download, with in-app purchases available.
Is SunSim Building free?
SunSim Building is free to download, with in-app purchases available.
Which has better reviews, Password Grid or SunSim Building?
SunSim Building is rated higher. Password Grid averages 4.6 out of 5 from 53 ratings, while SunSim Building averages 4.7 from 3 ratings.
Do Password Grid or SunSim Building have ads?
Neither Password Grid nor SunSim Building shows ads.
Which is updated more often, Password Grid or SunSim Building?
Password Grid ships an update every 5 days, and SunSim Building every 3 weeks. Most recently, Password Grid was updated on September 17, 2026 and SunSim Building on September 23, 2026.

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