# Shade Compass vs SunArc

The clearest difference is price: SunArc at Free against Shade Compass's $0.99. SunArc also leads on iOS requirement (16.4 vs 18.0). Shade Compass's advantage is in-app purchases (none vs 1). On update cadence, ads and device support there is nothing between them.

SunArc is free to download; Shade Compass costs $0.99 up front. SunArc sells 1 one-off in-app purchase. Shade Compass asks for nothing beyond the download.

Shade Compass ships an update every 10 days, SunArc every 3 weeks. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Shade Compass | SunArc |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/shade-compass/id6774860770/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 3 weeks |
| Monetization | Paid | — |
| Size | 1.2 GB | 50 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ira Seferovich](https://appshunter.io/developer/6774395008) | [Pascal von Burg](https://appshunter.io/developer/6797637525) |

## What reviewers say

### Shade Compass

[App page](https://appshunter.io/ios/app/shade-compass/id6774860770)

Visualize the sun's path and your shadow's position throughout the day. Plan outdoor activities, photography, or gardening with augmented reality features and detailed celestial data.

**Highlights:** Live sun and shadow visualization, Augmented reality sun path, Object shadow casting, 24-hour time scrubber, Golden hour and twilight alerts, Moon and planet tracking, Seasonal sun path analysis

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### SunArc

[App page](https://appshunter.io/ios/app/sunarc-sun-path-and-shade-check/id6797637523)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ShadeCheck Unlock | $0.99 | one-time |


## Frequently asked questions

### Is Shade Compass free?

Shade Compass costs $0.99, with no in-app purchases.

### Is SunArc free?

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

### Do Shade Compass or SunArc have ads?

Neither Shade Compass nor SunArc shows ads.

### Which is updated more often, Shade Compass or SunArc?

Shade Compass ships an update every 10 days, and SunArc every 3 weeks. Most recently, Shade Compass was updated on October 28, 2026 and SunArc on October 31, 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.*