---
title: "Oppeldt Dmitrii — Publisher Overview"
type: publisher
publisher: "Oppeldt Dmitrii"
publisher_slug: "oppeldt-dmitrii"
canonical_url: "https://marlvel.ai/publishers/oppeldt-dmitrii"
last_updated: 2026-05-07T22:15:42.325Z
source: Marlvel.ai
license: CC-BY-NC-4.0
citation: "Marlvel.ai — Oppeldt Dmitrii 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.

---

# Oppeldt Dmitrii — Publisher Overview

> Streamlining professional billing and compliance for independent contractors. Enabling mobile-first invoicing and cross-border travel tracking.

- **Publisher:** Oppeldt Dmitrii
- **Website:** [https://invorix.app](https://invorix.app)
- **Overview generated:** 2026-05-07
- **License:** CC-BY-NC 4.0

## Executive summary

The publisher occupies a niche in the 'solopreneur utility' space, moving beyond simple invoicing to include cryptocurrency payment support and regulatory compliance tracking. By integrating complex tax and Schengen-zone calculations into a mobile-first workflow, they address the specific administrative friction faced by digital nomads and freelancers. The strategic tension lies in their ability to maintain a high-utility, low-friction UX while expanding into more complex financial and legal compliance domains.

## Publisher DNA

- **Primary focus:** Utility and productivity tools for freelancers
- **Scale:** indie
- **Target audience:** Freelancers, digital nomads, and independent contractors who require mobile-native solutions for billing and cross-border compliance.

## Portfolio momentum

- **Velocity:** active
- **Active apps:** 3
- **Abandoned apps:** 0
- **Last major release:** 10 days ago

Released 9 updates across 3 apps in the last 6 months, with all titles receiving attention within the last 30 days.

## Aggregated portfolio metrics

- **Total reviews (all apps):** 35,862
- **Weighted rating:** 4.88 / 5
- **Apps in portfolio:** 3

## Category breakdown

| Category | Apps | Share |
| :--- | :--- | :--- |
| Business | 1 | 33.3% |
| Productivity | 1 | 33.3% |
| Travel | 1 | 33.3% |

## Top apps

- **Invorix - Invoice Maker** — Flagship app with 35,860 reviews and a 4.88 rating
- **LightNotes: Fast & Private** — Recent productivity launch from July 2025
- **Days of Stay: Tax & Schengen** — Specialized travel compliance tool released in November 2025

## Signature patterns

- Native iOS-first development focus
- Minimalist, distraction-free UI design
- Integration of complex regulatory or financial logic into simple mobile workflows
- Hybrid monetization strategy spanning free-to-try and paid models

## Bottom line

This publisher demonstrates strong product-market fit in the freelance utility space, evidenced by high user satisfaction on their flagship invoicing tool. Their expansion into niche compliance and productivity tools suggests a strategy of building a suite of essential apps for the modern independent worker.

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