# DG vs Mark Wallpapers

DG and Mark Wallpapers 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.

DG ships an update every 2 weeks, Mark Wallpapers every 11 days. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | DG | Mark Wallpapers |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (12 ratings)](https://appshunter.io/ios/app/dg-lab-30/id6449423479/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 11 days** |
| Monetization | Free | — |
| Size | 52 MB | 24 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [BeiJing SuMeng Technology Co.,Ltd.](https://appshunter.io/developer/1478400868) | [THE GETZEN GROUP, INC.](https://appshunter.io/developer/6791515310) |

## What reviewers say

### DG

[App page](https://appshunter.io/ios/app/dg-lab-30/id6449423479)

This application offers advanced control over erotic shocker devices, utilizing physiological data and an adaptive pulse algorithm to enhance stimulation. Users can customize waveform, intensity, frequency, speed, timing, and cycle settings independently for two channels.

**Highlights:** Adaptive pulse algorithm, Physiological data integration, Customizable waveform, intensity, frequency, speed, timing, cycle, Independent dual-channel control, Professional-level stimulation settings

**Features:** macOS Compatibility

**In-app purchases:** none


### Mark Wallpapers

[App page](https://appshunter.io/ios/app/mark-wallpapers-hd/id6791515308)

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

**In-app purchases:** none


## Frequently asked questions

### Is DG free?

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

### Is Mark Wallpapers free?

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

### Do DG or Mark Wallpapers have ads?

Neither DG nor Mark Wallpapers shows ads.

### Which is updated more often, DG or Mark Wallpapers?

DG ships an update every 2 weeks, and Mark Wallpapers every 11 days. Most recently, DG was updated on October 24, 2026 and Mark Wallpapers on October 20, 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.*