# DoorVi vs SysProtocolo

The clearest difference is in-app purchases: SysProtocolo at none against DoorVi's 10. SysProtocolo also leads on iOS requirement (13.0 vs 15.0). DoorVi's advantage is update cadence (every 11 days vs every 22 months). On price, ads and device support there is nothing between them.

Both are free to download. DoorVi sells 10 in-app purchases, starting at $0.89 per month. SysProtocolo asks for nothing beyond the download.

DoorVi ships an update every 11 days, SysProtocolo every 22 months. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | DoorVi | SysProtocolo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (41 ratings)](https://appshunter.io/ios/app/doorvi-qr-doorbell-and-intercom/id1634023696/reviews)** | — |
| Number of ratings | **41** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 22 months |
| Monetization | Free with in-app purchases | — |
| Size | 69 MB | 56 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Doorvi Technologies Private Limited](https://appshunter.io/developer/1831458009) | [System - Desenvolvimento de Software Ltda.](https://appshunter.io/developer/1520705514) |

## What reviewers say

### DoorVi

[App page](https://appshunter.io/ios/app/doorvi-qr-doorbell-and-intercom/id1634023696)

This app provides a secure and convenient way to communicate with visitors at your door. It utilizes QR codes to enable video calls directly to your smartphone, allowing you to see and speak with guests from anywhere without them needing the app.

**Highlights:** QR code-based video calling, Respond to visitors remotely, Visitors do not need an app, Anonymous call connection, Order physical QR stickers, No internet/electricity needed for sticker, Add multiple members

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy Digital Copy of QR Code | $0.89 | per month |
| Buy Digital Copy of QR Code | $1.09 | per month |
| Buy Digital Copy of QR Code | $1.09 | per month |
| Buy Digital Copy of QR Code | $1.69 | per month |
| Buy Digital Copy of QR Code | $8.79 | per year |
| Buy Digital Copy of QR Code | $10.99 | per year |
| Buy Digital Copy of QR Code | $14.99 | per year |
| 1 Month - Gold Plan | $1.09 | one-time |
| Buy Digital Copy of QR Code | $4.99 | one-time |
| Buy Digital Copy of QR Code | $10.99 | one-time |


### SysProtocolo

[App page](https://appshunter.io/ios/app/sysprotocolo/id1639871566)

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

**In-app purchases:** none


## Frequently asked questions

### Is DoorVi free?

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

### Is SysProtocolo free?

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

### Do DoorVi or SysProtocolo have ads?

Neither DoorVi nor SysProtocolo shows ads.

### Which is updated more often, DoorVi or SysProtocolo?

DoorVi ships an update every 11 days, and SysProtocolo every 22 months. Most recently, DoorVi was updated on November 3, 2026 and SysProtocolo on October 27, 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.*