# GVM LED vs Tracking Marker by DPBOX

The clearest difference is rating: Tracking Marker by DPBOX at 5.0 against GVM LED's 3.2. GVM LED's advantage is ratings volume (5 vs 1) and iOS requirement (13.0 vs 16.0). 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.

Tracking Marker by DPBOX holds the better App Store score, 5.0 against 3.2. That said, the two scores are not equally well evidenced: GVM LED has 5 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | GVM LED | Tracking Marker by DPBOX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (5 ratings)](https://appshunter.io/ios/app/gvm-led/id1512358684/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tracking-marker-by-dpbox/id6745626443/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 21.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | Free |
| Size | 49 MB | 10 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [丹丹 陈](https://appshunter.io/developer/1437608478) | [Gavin Foo](https://appshunter.io/developer/556377228) |

## What reviewers say

### GVM LED

[App page](https://appshunter.io/ios/app/gvm-led/id1512358684)

Control photography lamps via Bluetooth connection. Adjust settings and manage your lighting equipment directly from your mobile device.

**Highlights:** Bluetooth lamp control, Photography lighting management, App-controlled lighting, GVM product integration

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

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and intuitive control interface
- 🚀 Fast Bluetooth connection when working
- 🎨 Good color control and lighting customization
- 💡 Responsive developers who implement feature requests
- 🔧 Ability to rename lights for easy identification

**What reviewers complain about**

- 🔐 Mandatory account registration and login requirement
- 🐛 Frequent Bluetooth connection failures
- 📧 Verification code delivery delays and failures
- ❌ Cannot control multiple lights independently at once
- 📱 App crashes during device syncing

**Reported bugs**

- Login credentials rejected despite correct password
- Verification code times out before use
- App crashes during device synchronization
- Cannot connect more than one light at a time
- Bluetooth connection drops unexpectedly

**Requested features**

- Remove mandatory login requirement for local Bluetooth control
- Enable independent control of multiple lights simultaneously
- Expand scene customization options beyond 8 presets
- Add keyboard shortcuts and Stream Deck integration for streaming
- Improve color wheel with more granular color selection


### Tracking Marker by DPBOX

[App page](https://appshunter.io/ios/app/tracking-marker-by-dpbox/id6745626443)

This tool generates customizable green screens and tracking markers for filmmakers and content creators. It simplifies post-production screen replacement with one-tap background generation and adjustable marker styles. Streamline your VFX workflow with this professional utility.

**Highlights:** Customizable green/blue/background generator, Adjustable marker style, size, and opacity, Flexible layout for various devices, Fullscreen display for uninterrupted visuals, Streamlines VFX workflow

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GVM LED free?

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

### Is Tracking Marker by DPBOX free?

Tracking Marker by DPBOX is free to download, with no in-app purchases.

### Which has better reviews, GVM LED or Tracking Marker by DPBOX?

Tracking Marker by DPBOX is rated higher. GVM LED averages 3.2 out of 5 from 5 ratings, while Tracking Marker by DPBOX averages 5.0 from 1 ratings.

### Do GVM LED or Tracking Marker by DPBOX have ads?

Neither GVM LED nor Tracking Marker by DPBOX shows ads.

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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.*