We build websites that generate leads, use automation to shorten your internal workflows, and develop apps for iOS, Android and the web – directly with developers, no agency overhead.
Response within 24 hours, no sales pressure. 4.8 out of 5 from 42 reviews.
Senel HeatingLoad time reduced from 6s to 1.2s, 5x better Pagespeed
We built websites for these businesses, and we run these brands ourselves.
50+ Projects for SMEs & Startups, 5+ Years Experience
Log-System Development is the umbrella over independent brands: Log-Studio builds websites for your business, Livalink and Skriza are our own platforms. The same team and the same accountability stand behind all of them.
Your website should bring in customers. Log-Studio builds it.
Our agency brand for websites, online shops, SEO and AI solutions – for businesses in the Rhineland and across Germany. You talk directly to the developer, without agency overhead.
Web design & development on site inLangenfeld,Cologne,Düsseldorf,Leverkusen
Profile page with appointment booking, Early Access
A page of their own for hairdressers, bakers, restaurants and coaches – set up in minutes, no technical skills needed. Links, offers and services on one page, and customers book their appointment themselves.
New: AI that does the work
European social network, Closed beta
A social network where credibility counts for more than reach – built in Europe, running on European servers. For people, universities, public authorities and companies who would rather not write for an algorithm.
Smaller products of our own – also built and run by us.
A brand of Log-System Development
„Top team at Log-SysDev! Was unsure about my web design, but they explained everything brilliantly. Super happy with the result!“
„I was looking for exactly this kind of website, it works really well and is very user-friendly. The customer service is great too.“
„They were very accommodating and responsive to my wishes. I'm very satisfied with what the team has put together.“
Log-System Development is a registered sole proprietorship based in Langenfeld, Germany. Under this umbrella we build our own platforms and client projects – from profile pages with appointment booking to websites that bring in enquiries. For businesses across NRW and all of Germany.
Whichever of our brands brought you here – you are always writing to the same person. I decide who works on your project, I am the one who gets back to you, and I put my name behind it. No call centre, no hand-off, no anonymous construct in between.
Ideal for businesses looking for a clean, maintainable solution – less suited if you just need a quick template.
Sunshine Bakery
Everything your customers want to know, at a glance.
Request a dateWebsites that convince customers and rank on Google – built with modern tech that loads fast and is easy to maintain.
Frontend & Backend, Progressive Web Apps, SEO Optimization, Performance Optimization
Learn moreA design your customers trust. Thoughtful, modern, and optimized for one goal: more inquiries, more conversions.
Design Systems, Prototyping, 3D & Animations, Responsive Design
Your brand colour
Learn moreOnline stores that sell. With seamless payments, inventory management, and analytics that show you what works.
Shopify & Custom, Payment Integration, Inventory Management, Analytics
Learn moreYour app – native on iOS and Android or as a cross-platform solution. From idea to App Store publishing.
React Native, Flutter, Progressive Web Apps, App Store Publishing
Learn moreReduce repetitive work and connect your tools cleanly – from APIs and internal apps to reportable data flows.
Workflow orchestration, APIs & integrations, Internal tools & dashboards, Reporting & analytics
Learn moreThe invisible foundation holding everything together. Scalable systems that grow with your business.
REST & GraphQL APIs, Database Design, Cloud Infrastructure, DevOps & CI/CD
Learn moreNot sure what you need?
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Sample report: Performance, SEO Analysis, Security, Accessibility
Real projects for real businesses – this is what our work looks like in practice.
Load time reduced from 6s to 1.2s, 5x better Pagespeed
Next.js, Business, Performance
Professional web presence with contact form & SEO optimization
Next.js, Elektrotechnik, SEO
Modern CMS – content & blog manageable without a developer
WordPress, Non-Profit, CMS
Structured magazine: SME practice, web & tools, AI without tool ads
Next.js, Magazin, KMU, KI
Tell us briefly what you're thinking about – we'll get back to you within 24 hours with an honest assessment.
5/3/2026, 4 Min.Cookies on your business website: what you actually need to doGoogle is keeping third-party cookies in Chrome, so the cookie banner is here to stay. When your website needs one, when it does not, and how to keep it short.Read more
5/1/2026, 4 Min.3D views and product configurators: when they pay for your businessCustomers rotate a product in the browser, pick size and colour and send their enquiry straight away. Who this suits, what you need for it, and when good photos are enough.Read more
