---
title: "Greg Herrmann — Publisher Overview"
type: publisher
publisher: "Greg Herrmann"
publisher_slug: "greg-herrmann"
canonical_url: "https://marlvel.ai/publishers/greg-herrmann"
last_updated: 2026-05-07T12:21:15.736Z
source: Marlvel.ai
license: CC-BY-NC-4.0
citation: "Marlvel.ai — Greg Herrmann Publisher Overview"
---
## ⚠ Content Warning

This publisher's portfolio includes apps classified as sensitive (finance). Information is aggregated from public sources for informational purposes only. This overview touches financial apps. It is not financial or investment advice.

---

# Greg Herrmann — Publisher Overview

> Providing custom mobile development services for businesses looking to transition from web-based platforms to native mobile applications.

- **Publisher:** Greg Herrmann
- **Website:** [https://gjhdigital.com](https://gjhdigital.com)
- **Headquarters:** Connecticut, USA
- **Overview generated:** 2026-05-07
- **License:** CC-BY-NC 4.0

## Executive summary

GJH Digital operates as a boutique development shop focused on converting existing WordPress web infrastructure into mobile applications. Their strategic value lies in offering a low-friction path for small businesses to establish a presence on major app stores without building from scratch. The primary tension in their portfolio is the reliance on legacy-style utility apps, which contrasts with their stated goal of helping companies modernize their digital presence.

## Publisher DNA

- **Primary focus:** Custom mobile development and WordPress-to-app conversion
- **Scale:** indie
- **Target audience:** Small business owners and organizations seeking to extend their web presence into the mobile ecosystem.
- **Origin:** A USA-based web design and development company specializing in Xamarin, Maui, and WordPress plugin integration.

## Portfolio momentum

- **Velocity:** active
- **Active apps:** 1
- **Abandoned apps:** 11
- **Last major release:** 30 days ago

Released 5 updates across the portfolio in the last 6 months, indicating a consistent maintenance cycle for their existing applications.

## Aggregated portfolio metrics

- **Total reviews (all apps):** 117
- **Weighted rating:** 2.21 / 5
- **Apps in portfolio:** 12

## Category breakdown

| Category | Apps | Share |
| :--- | :--- | :--- |
| Entertainment | 3 | 25% |
| Education | 2 | 16.7% |
| Utilities | 1 | 8.3% |
| Travel | 1 | 8.3% |
| Productivity | 1 | 8.3% |
| Music | 1 | 8.3% |
| Sports | 1 | 8.3% |
| Navigation | 1 | 8.3% |
| Finance | 1 | 8.3% |

## Top apps

- **DumpMart** — Largest app by volume with 78 reviews.
- **AnyPal** — Finance utility with 20 reviews.
- **Nashville Drive** — Long-standing entertainment app released in 2013.
- **Dan The Guitar Man** — Educational tool with a 5-star rating.
- **Old Salty Nautical Terms** — Niche educational tool with weather and compass integration.

## Signature patterns

- Focus on niche utility and educational tools for specific hobbyist communities.
- Monetization primarily through free-to-use models with limited paid exceptions.
- Integration of practical, real-world utility features like weather and navigation.
- Development of single-purpose apps tailored to specific band or business branding.

## Bottom line

GJH Digital functions as a service-oriented developer rather than a traditional consumer-facing publisher. Their portfolio reflects a mix of bespoke client projects and niche utility tools, resulting in highly variable performance across their app catalog.

---
© 2026 Marlvel.ai | [Publisher apps index](https://marlvel.ai/api/llm/publishers/greg-herrmann) | [Methodology](https://marlvel.ai/api/llm/methodology)
Data licensed under CC-BY-NC 4.0.

---
© 2026 Marlvel.ai | [Full publisher profile](https://marlvel.ai/publishers/greg-herrmann) | [Publisher apps index](https://marlvel.ai/api/llm/publishers/greg-herrmann) | [Methodology](https://marlvel.ai/api/llm/methodology)
Data licensed under CC-BY-NC 4.0.