# 3VMS Pro vs DSPSystem

3VMS Pro and DSPSystem are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

3VMS Pro ships an update every 4 months, DSPSystem every 5 months. The most recent releases landed on September 19, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | 3VMS Pro | DSPSystem |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/3vms-pro/id399150410/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 22.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Free | — |
| Size | 4 MB | 93 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [3S POCKETNET TECHNOLOGY INC.](https://appshunter.io/developer/354980335) | [星忠 宁](https://appshunter.io/developer/1446136891) |

## What reviewers say

### 3VMS Pro

[App page](https://appshunter.io/ios/app/3vms-pro/id399150410)

Transform your iPhone into a portable IP surveillance camera. View multiple video streams in real-time from compatible cameras. Supports unlimited cameras, dual/quad views, and PTZ functions.

**Highlights:** Portable IP surveillance camera, Real-time video streaming, Add unlimited cameras, Dual and Quad-Views, PTZ control, Snapshot capture

**Features:** macOS Compatibility

**In-app purchases:** none


### DSPSystem

[App page](https://appshunter.io/ios/app/dspsystem/id6478640424)

**In-app purchases:** none


## Frequently asked questions

### Is 3VMS Pro free?

3VMS Pro is free to download, with no in-app purchases.

### Is DSPSystem free?

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

### Do 3VMS Pro or DSPSystem have ads?

Neither 3VMS Pro nor DSPSystem shows ads.

### Which is updated more often, 3VMS Pro or DSPSystem?

3VMS Pro ships an update every 4 months, and DSPSystem every 5 months. Most recently, 3VMS Pro was updated on September 19, 2026 and DSPSystem on September 12, 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.*