---
title: "Andreas Zimnas — Publisher Overview"
type: publisher
publisher: "Andreas Zimnas"
publisher_slug: "andreas-zimnas"
canonical_url: "https://marlvel.ai/publishers/andreas-zimnas"
last_updated: 2026-04-24T00:48:27.169Z
source: Marlvel.ai
license: CC-BY-NC-4.0
citation: "Marlvel.ai — Andreas Zimnas Publisher Overview"
---
# Andreas Zimnas — Publisher Overview

> Equipping developers and geotechnical professionals with specialized mobile tools for database management and field data logging.

- **Publisher:** Andreas Zimnas
- **Website:** [https://apps.apple.com](https://apps.apple.com)
- **Overview generated:** 2026-04-24
- **License:** CC-BY-NC 4.0

## Executive summary

Andreas Zimnas specializes in technical utilities that bridge the gap between field-based data collection and desktop database management. By targeting niche professional workflows like geotechnical core logging and SQLite administration, the publisher maintains a high-utility portfolio with a clear B2B and developer focus. The strategic emphasis on paid-upfront monetization suggests a commitment to professional-grade tools over the ad-supported models typical of the broader utility market.

## Publisher DNA

- **Primary focus:** Mobile developer tools and industrial data logging
- **Scale:** indie
- **Target audience:** Software developers, database administrators, and geotechnical site testing teams requiring mobile data entry and management.
- **Origin:** The software was developed specifically for site testing companies to improve productivity in core logging workflows.

## Portfolio momentum

- **Velocity:** maintenance
- **Active apps:** 2
- **Abandoned apps:** 0
- **Last major release:** 88 days ago

Maintained a consistent presence with 1 update in the last 6 months across a 2-app portfolio, with both titles remaining active.

## Aggregated portfolio metrics

- **Total reviews (all apps):** 51
- **Weighted rating:** 4.06 / 5
- **Apps in portfolio:** 2

## Category breakdown

| Category | Apps | Share |
| :--- | :--- | :--- |
| Developer Tools | 2 | 100% |

## Top apps

- **SQLed - SQL Database Manager** — Flagship technical utility with 49 reviews and a 4.1 rating.
- **Core Data Manager** — Specialized B2B tool designed for geotechnical site testing and core logging.

## Signature patterns

- Exclusively focused on the Developer Tools category
- Utilization of a paid-upfront monetization model across the portfolio
- Emphasis on project-based organization and data export capabilities
- Long-term maintenance of technical utilities first released in 2011

## Bottom line

A disciplined indie publisher focused on high-utility technical niches where mobile access to databases and field data entry provides clear professional value.

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