A blend of strategic UX, premium design, and AI-enhanced workflows.
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We fix frustrating UX, build MVPs, and make tech products easy to use, so you can focus on growth and sleep better at night.
Redesigns, feature builds, strategy. Whatever it takes to make your product flow.
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Starting at €10,000
Got an idea? We can turn it into a working MVP in days, so you can test and pitch.
Starting at €5,000
Users are stuck? We’ll fix one user flow in 3 days. Faster signups and less churn. Want in?
Starting at €2,500
Great UX isn’t a one-time fix. Our retainer keeps your product evolving, and you won't have to stress about design.
We've crafted each service with precision, to help build & fix next-gen products.
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You've got a product to build, and it should feel effortless. If it doesn’t, we’ll fix it.
Big idea? Let's make it real. We’ll build a working MVP with low-code, so you can test and pitch.
Users dropping off? We fix friction points so they stay longer, convert faster, and love using your product.
Scaling shouldn’t be a headache. We help keep your UX smooth, simple, and ready for what’s next.
We don’t just make things look good. We make them work better, faster, and smarter.
Helped a startup build and demo an MVP that wowed investors and secured early buy-in.
Completely revamped a longevity app, helping pet parents extend their pets’ lives worldwide.
"The team at 23harmony are not just superb designers but also product experts, ensuring a meticulously planned user experience. We highly recommend them to startups or companies looking for amazing, flexible design solutions."
"We demoed the MVP in our recent board meeting to the investors & advisors last week and received great feedback for it! Everyone was really impressed about the tool, which has been created in such a short time. These credits go all to you for the design!"
Transformed an internal tool into a powerhouse SaaS suite — built in record time.
Simplified a growing startup's UX, increasing activation rates and reducing drop-offs.
We keep things simple: clear processes, fast iterations, and designs that work.
We work with only a few clients at a time for a truly personalized experience.
We share our own builds publicly. See what works in real time.
From idea to launch and beyond, we stay by your side.
Faster, smarter, and built for modern product needs.
We help startups and growing companies design better tech products, whether that means building an MVP, fixing UX issues, or refining an existing product to scale.
• Product Strategy Workshop (1-day session)
• Live, clickable prototype (Minimum Lovable Product)
• User testing setup
• A roadmap for future iterations
Day 1: UX Audit → We analyze user flows & friction points
Day 2: Rapid Redesign → We fix usability issues
Day 3: Testing & Handoff → You get final designs + a Loom walkthrough
Yes! We offer retainer-based design support for teams that need continuous improvements without hiring in-house.
Yes! We can audit and redesign individual screens or optimize key user flows without disrupting your operations.
Rapid MVP Build → A few days to 2-3 weeks
UX Sprint → 3 days (per user flow)
Custom Projects → 4–8 weeks+ (depending on scope)
If you need a working prototype fast → MVP Build
If you have a product with UX issues → UX Sprint
If you need a redesign or feature launch → Custom Project
If you need ongoing support → Retainers
We recommend booking an intro call with our team, so we can discuss your design goals, priorities, and how we can best support you. Alternatively, you can always send us an email at contact@23-harmony.com.
If world-class design and meticulous attention to every detail is what you're looking for, then you're in the right place.
