# Temtop vs Welcome by Virtual Doorman

The clearest difference is rating: Welcome by Virtual Doorman at 3.5 against Temtop's 2.9. Welcome by Virtual Doorman also leads on update cadence (every 8 days vs every 5 weeks) and review sentiment (50% vs 32%). Temtop's advantage is ratings volume (82 vs 26). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Welcome by Virtual Doorman holds the better App Store score, 3.5 against 2.9. Both are backed by a comparable volume of ratings — 82 and 26 respectively. Written reviews point the same way: 32% of Temtop's written reviews are positive against 50% of Welcome by Virtual Doorman's.

Temtop ships an update every 5 weeks, Welcome by Virtual Doorman every 8 days. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Temtop | Welcome by Virtual Doorman |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (82 ratings)](https://appshunter.io/ios/app/temtop/id1439409326/reviews) | **[3.5 (26 ratings)](https://appshunter.io/ios/app/welcome-by-virtual-doorman/id1661392590/reviews)** |
| Number of ratings | **82** | 26 |
| Positive reviews | 32.2% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 8 days** |
| Monetization | Free | Free |
| Size | 183 MB | 72 MB |
| Requires iOS | **15** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Elitech Technology,Inc.](https://appshunter.io/developer/1455057713) | [Virtual Doorman](https://appshunter.io/developer/525505379) |

## What reviewers say

### Temtop

[App page](https://appshunter.io/ios/app/temtop/id1439409326)

This app detects formaldehyde, PM2.5, and TVOC using advanced sensors. It provides accurate and reliable environmental data for your home or workspace.

**Highlights:** Formaldehyde detection, PM2.5 detection, TVOC detection, British Dart electrochemical sensor, US TEMTOP laser particle sensor, Accurate and reliable data

**Features:** Vision Pro support

**In-app purchases:** none


### Welcome by Virtual Doorman

[App page](https://appshunter.io/ios/app/welcome-by-virtual-doorman/id1661392590)

Manage building access and visitors remotely. See and speak to guests on live video, unlock doors, and track deliveries. Supports adding your own cameras for enhanced security.

**Highlights:** Live video and two-way audio with visitors, Remote door and elevator unlocking, View multiple building cameras, Add custom RTSP-enabled cameras, Manage guest lists and deliveries, Receive visitor and delivery notifications, Report suspicious activity

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

**In-app purchases:** none


## Frequently asked questions

### Is Temtop free?

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

### Is Welcome by Virtual Doorman free?

Welcome by Virtual Doorman is free to download, with no in-app purchases.

### Which has better reviews, Temtop or Welcome by Virtual Doorman?

Welcome by Virtual Doorman is rated higher. Temtop averages 2.9 out of 5 from 82 ratings, while Welcome by Virtual Doorman averages 3.5 from 26 ratings.

### Do Temtop or Welcome by Virtual Doorman have ads?

Neither Temtop nor Welcome by Virtual Doorman shows ads.

### Which is updated more often, Temtop or Welcome by Virtual Doorman?

Temtop ships an update every 5 weeks, and Welcome by Virtual Doorman every 8 days. Most recently, Temtop was updated on October 24, 2026 and Welcome by Virtual Doorman on October 30, 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.*