# SinEnvironment vs SunTrace

The clearest difference is in-app purchases: SinEnvironment at none against SunTrace's 1. SinEnvironment also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. SunTrace sells 1 one-off in-app purchase. SinEnvironment asks for nothing beyond the download.

## The numbers

| Metric | SinEnvironment | SunTrace |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Monthly |
| Size | 3 MB | 54 MB |
| Requires iOS | 16.1 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hung Dang](https://appshunter.io/developer/1523869579) | [mint-soft](https://appshunter.io/developer/1158780075) |

## What reviewers say

### SinEnvironment

[App page](https://appshunter.io/ios/app/sinenvironment/id6505028362)

**In-app purchases:** none


### SunTrace

[App page](https://appshunter.io/ios/app/suntrace-sun-and-moon-path/id6762113185)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SunTrace Pro | $1.99 | one-time |


## Frequently asked questions

### Is SinEnvironment free?

SinEnvironment is free to download, with no in-app purchases.

### Is SunTrace free?

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

### Do SinEnvironment or SunTrace have ads?

SunTrace shows ads; SinEnvironment does not.

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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.*