QiaSol

Apps · Websites · Data · AI · Tools

Brilliant solutions for your ideas and data.

QiaSol builds software that takes work off your hands: iOS apps, fast websites, data analysis, AI applications and tools that fit your processes exactly — from the idea to operation.

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The name joins the Chinese Qiǎomiào (“brilliant”) with the English solution.

Services

One contact from the first sketch to maintenance. Prices on request — after a short call you get a transparent offer.

iOS apps

Native apps for iPhone and iPad — with widgets, Apple Health, iCloud sync, in-app purchases and App Store release.

  • React Native & Swift
  • App Store listing & ASO
  • Subscriptions and one-time purchases

Websites

Fast, multilingual websites and landing pages without a heavy CMS — secure, cheap to run and good for search engines.

  • Static on Cloudflare
  • SEO & accessibility
  • Contact and form solutions

Data science & engineering

Clean, merge and evaluate measurement data automatically: find patterns and anomalies, build forecasts, optimise processes.

  • Data preparation & ETL
  • Statistics & forecasts
  • Numerical optimisation

AI & machine learning

Models that learn from data and language models built into your workflows — e.g. to classify, summarise or extract.

  • Classification & regression
  • LLM integration & agents
  • Virtual sensors

Tools & automation

Custom tools for recurring tasks: from a script that imports Excel data to a desktop application with its own interface.

  • Scripts & interfaces
  • Dashboards & visualisation
  • Support & further development

Projects

Products of Solev UG — developed, designed and published by QiaSol: web and desktop software for businesses, iOS apps and games.

Software for businesses

PatentFlow

PatentFlow

Web app for patent law firms: files, deadline docket with four-eyes principle, office mail, fees and invoices — with AI drafts from a language model on the firm’s own server.

Web-AppKI / LLMSelf-hosted
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Data Sensors

Data Sensors

Desktop app for engineers: analyse measurement data and Simulink models, train virtual sensors (random forest, XGBoost, neural networks) and export them as C/C++, Python or MATLAB code — no cloud.

DesktopMachine LearningC++
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Apps

Solev

Solev

Solar yield forecast for PV systems. Own calculation engine (pvlib) on the iPhone, weather from Apple WeatherKit, widgets — no server.

iOSDataScience
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Wealth Planner

Wealth Planner

Property ROI calculator: cash flow, depreciation and tax for Germany, Austria and Switzerland, fix & flip and wealth planning.

iOSFinance
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Budgetly

Budgetly

Household budget with on-device receipt scanning, budgets and iCloud sharing with your partner.

iOSiCloudOCR
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Gym Buddy

Gym Buddy

Workout log with over 450 exercises, rest timer in the Dynamic Island and Apple Health.

iOSHealth
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Nutrify

Nutrify

Calorie counter with barcode scanner, macros, fasting timer and Apple Health.

iOSHealth
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Habify

Habify

Habits in a bullet-journal style with streaks, reminders and widgets.

iOSWidgets
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Milk Mate

Milk Mate

Baby log for feeds, sleep and growth, shared with the family via iCloud.

iOSiCloud
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Games

Shipping Tycoon

Shipping Tycoon

Business simulation across five centuries: real sea routes, tides and economy, three era designs, worldwide leaderboard.

iOSSimulation
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Real Estate Tycoon

Real Estate Tycoon

Property simulation in 142 real cities with its own vector map, rents, mortgages and taxes per country.

iOSMaps
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Airship Tycoon

Airship Tycoon

Tycoon game about an airship company 1901–1940 with historical events and pioneer records.

iOSGame
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How we work together

  1. 1

    Call

    We clarify goal, data and constraints — free and without obligation.

  2. 2

    Concept & offer

    You get a proposal with scope, timeline and a fixed price or estimate.

  3. 3

    Delivery

    Short iterations with visible progress instead of a surprise at the end.

  4. 4

    Operation & care

    On request we take care of release, maintenance and further development.

About QiaSol

QiaSol is Dr. Marius Schmiedt. After years in automotive development — from calibrating engine control units to transmission control — he combines engineering with software development. The goal: take tasks off companies’ hands, simplify and automate them, so they can focus on their core business. QiaSol is a service of Solev UG (haftungsbeschränkt) in Stuttgart, Germany.

  • Engineer and developer in one person
  • Experience with SMEs and corporations
  • Own products: web, desktop and iOS apps

Got an idea or a mountain of data?

Write to us — we usually reply within two working days.

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