# Password Grid vs SunSim Building

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.

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.

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.

Password Grid ships an update every 5 days, SunSim Building every 3 weeks. The most recent releases landed on September 17, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Password Grid | SunSim Building |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (53 ratings)](https://appshunter.io/ios/app/password-grid-generator-tool/id359807331/reviews) | **[4.7 (3 ratings)](https://appshunter.io/ios/app/sunsim-building-sun-tracker/id6479755082/reviews)** |
| Number of ratings | **53** | 3 |
| Positive reviews | **85.1% of reviews** | 63.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 21 MB | 36 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Skyriser Media](https://appshunter.io/developer/359807334) | [立娜 王](https://appshunter.io/developer/1761096632) |

## What reviewers say

### Password Grid

[App page](https://appshunter.io/ios/app/password-grid-generator-tool/id359807331)

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:** Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $0.99 | per month |
| Pro Annual | $8.99 | per year |
| Pro Lifetime | $19.99 | one-time |


### SunSim Building

[App page](https://appshunter.io/ios/app/sunsim-building-sun-tracker/id6479755082)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |
| Annual Subscription | $12.99 | per year |
| Permanent membership | $24.99 | one-time |


## Frequently asked 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 29, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*