# CamView Smart vs Sentrylink

The clearest difference is ads: Sentrylink at none against CamView Smart's shown. Sentrylink also leads on monetization model (free vs ad-supported). CamView Smart's advantage is update cadence (every 3 months vs every 16 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.

CamView Smart ships an update every 3 months, Sentrylink every 16 months. The most recent releases landed on September 26, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | CamView Smart | Sentrylink |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/camview-smart/id1391009391/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 16 months |
| Monetization | Ad-supported | **Free** |
| Size | 561 MB | 92 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [宗强 刘](https://appshunter.io/developer/1146737978) | [Langtao Digital Co., Ltd.](https://appshunter.io/developer/1465690696) |

## What reviewers say

### CamView Smart

[App page](https://appshunter.io/ios/app/camview-smart/id1391009391)

This application connects to P2P IP camera series for remote viewing. It allows users to monitor their cameras from their mobile devices.

**Highlights:** P2P IP camera connection, Remote viewing, Mobile monitoring, Camera series support

**Features:** macOS Compatibility

**In-app purchases:** none


### Sentrylink

[App page](https://appshunter.io/ios/app/sentrylink/id1459488074)

This app allows you to remotely open your front door, view live video and audio of visitors, and share temporary door codes. You can also review unlock logs and communicate with guests via video call.

**Highlights:** Remote door unlocking, Live video and audio feed, Shareable temporary door codes, Unlock log history, Video calls with visitors

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CamView Smart free?

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

### Is Sentrylink free?

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

### Do CamView Smart or Sentrylink have ads?

CamView Smart shows ads; Sentrylink does not.

### Which is updated more often, CamView Smart or Sentrylink?

CamView Smart ships an update every 3 months, and Sentrylink every 16 months. Most recently, CamView Smart was updated on September 26, 2026 and Sentrylink on September 15, 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.*