# DOCS II vs FS Connected Home

The clearest difference is ads: DOCS II at none against FS Connected Home's shown. FS Connected Home's advantage is update cadence (every 2 months vs every 58 months). 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.

DOCS II ships an update every 58 months, FS Connected Home every 2 months. Both last shipped on October 19, 2026.

## The numbers

| Metric | DOCS II | FS Connected Home |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/docs-ii/id1546600318/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 58 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 91 MB | 61 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Virtual Technology LLC](https://appshunter.io/developer/1546600320) | [DF-Data Oy](https://appshunter.io/developer/739077965) |

## What reviewers say

### DOCS II

[App page](https://appshunter.io/ios/app/docs-ii/id1546600318)

This app automates the capture and reporting of visible emission observations for air quality compliance. It uses location data, weather, and sun angles to document opacity levels, helping users avoid costly fines. The tool generates compliance archives for regulated sources.

**Highlights:** Automated Visible Emission Observation (VEO) capture, Integration with Google Maps, compass, and inclinometers, Real-time weather and sun angle data, Opacity level documentation, Automated VEO report generation, Compliance archive creation

**Features:** macOS Compatibility

**In-app purchases:** none


### FS Connected Home

[App page](https://appshunter.io/ios/app/fs-connected-home/id1671810156)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DOCS II free?

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

### Is FS Connected Home free?

FS Connected Home is free to download, with no in-app purchases.

### Do DOCS II or FS Connected Home have ads?

FS Connected Home shows ads; DOCS II does not.

### Which is updated more often, DOCS II or FS Connected Home?

DOCS II ships an update every 58 months, and FS Connected Home every 2 months. Most recently, DOCS II was updated on October 19, 2026 and FS Connected Home on October 19, 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.*