# GreenTech App vs Screen Advisor

The clearest difference is update cadence: GreenTech App at monthly against Screen Advisor's every 5 months. Screen Advisor's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, ads and in-app purchases there is nothing between them.

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

GreenTech App ships an update monthly, Screen Advisor every 5 months. The most recent releases landed on June 10, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | GreenTech App | Screen Advisor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Size | 58 MB | 36 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [RAI Amsterdam B.V.](https://appshunter.io/developer/1444409331) | [Phormium](https://appshunter.io/developer/1609972944) |

## What reviewers say

### GreenTech App

[App page](https://appshunter.io/ios/app/greentech-app/id1586113128)

**Features:** macOS Compatibility

**In-app purchases:** none


### Screen Advisor

[App page](https://appshunter.io/ios/app/screen-advisor/id1609972942)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GreenTech App free?

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

### Is Screen Advisor free?

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

### Do GreenTech App or Screen Advisor have ads?

Neither GreenTech App nor Screen Advisor shows ads.

### Which is updated more often, GreenTech App or Screen Advisor?

GreenTech App ships an update monthly, and Screen Advisor every 5 months. Most recently, GreenTech App was updated on June 10, 2026 and Screen Advisor on September 10, 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.*