# SinEnvironment vs Haze & PSI

The clearest difference is ads: SinEnvironment at none against Haze & PSI's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | SinEnvironment | Haze & PSI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 8 days |
| Size | 3 MB | 79 MB |
| Requires iOS | 16.1 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hung Dang](https://appshunter.io/developer/1523869579) | [KingRex Solution](https://appshunter.io/developer/1659447067) |

## What reviewers say

### SinEnvironment

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

**In-app purchases:** none


### Haze & PSI

[App page](https://appshunter.io/ios/app/haze-and-psi-singapore-malaysia/id6812280617)

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

**In-app purchases:** none


## Frequently asked questions

### Is SinEnvironment free?

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

### Is Haze & PSI free?

Haze & PSI is free to download, with no in-app purchases.

### Do SinEnvironment or Haze & PSI have ads?

Haze & PSI 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.*