# Pasly vs Deconstruct Sun

The clearest difference is update cadence: Pasly at every 3 days against Deconstruct Sun's fortnightly. Deconstruct Sun's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Pasly sells 3 in-app purchases, starting at $2.99 per month and Deconstruct Sun sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Pasly ships an update every 3 days, Deconstruct Sun fortnightly. The most recent releases landed on October 5, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Pasly | Deconstruct Sun |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/deconstruct-sun/id6794658469/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | — | Free |
| Size | 10 MB | 39 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Antoniel Mariano](https://appshunter.io/developer/1884965501) | [Andrew Harrell](https://appshunter.io/developer/6794658471) |

## What reviewers say

### Pasly

[App page](https://appshunter.io/ios/app/pasly/id6760562778)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pasly Cloud Monthly | $2.99 | per month |
| Pasly Cloud - Annual | $29.99 | per year |
| Pasly Pro | $4.99 | one-time |


### Deconstruct Sun

[App page](https://appshunter.io/ios/app/deconstruct-sun/id6794658469)

Analyze solar exposure for any location before building or planting. Trace obstructions on your horizon and receive precise direct sunlight hours for different times of the year. Organize multiple sites into projects and export detailed sun studies.

**Highlights:** Solar site analysis, Trace horizon obstructions, Direct sunlight hour calculation, Year-round sun path visualization, Project site grouping, PDF sun study export, Plant hardiness zone identification

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $11.99 | one-time |


## Frequently asked questions

### Is Pasly free?

Pasly is free to download, with in-app purchases available.

### Is Deconstruct Sun free?

Deconstruct Sun is free to download, with in-app purchases available.

### Do Pasly or Deconstruct Sun have ads?

Neither Pasly nor Deconstruct Sun shows ads.

### Which is updated more often, Pasly or Deconstruct Sun?

Pasly ships an update every 3 days, and Deconstruct Sun fortnightly. Most recently, Pasly was updated on October 5, 2026 and Deconstruct Sun on September 25, 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.*