Made in Austria · Apps & Games
Building Digital Products
with Purpose
We craft professional mobile apps and games that solve real problems. From AI-powered invoicing tools to strategic mobile games — built with precision in Klagenfurt, Austria.
Our Products
Apps built for real work
BillFlow
SaaS · Free BetaInvoicing & Business Management
The all-in-one invoicing and billing app built for freelancers, self-employed professionals, and small businesses. Create professional invoices in seconds, track expenses, and manage clients — all powered by AI.
Immo Calc
FreeReal estate investment calculator. Returns, cashflow and additional costs — at a glance.
🤖Google PlayGames
Mobile games with strategy
Node Wars
Strategic gameplay meets fast-paced action. Capture stations, build connections and dominate the battlefield in this unique tower-defense strategy hybrid.
Clash Game
A new competitive experience in development. Stay tuned.
Puzzle Game
A relaxing puzzle experience. More details soon.
About Us
Small studio. Big ideas.
We are a small but passionate studio from Klagenfurt, Austria. We build tools and games that we believe in — designed with attention to detail, built to last, and focused on delivering real value to users worldwide.
Our flagship product BillFlow helps thousands of freelancers and small businesses manage their invoicing workflow. We complement our SaaS offerings with mobile games that challenge and entertain.
Mobile First
Every product designed for mobile from the ground up.
AI-Powered
Leveraging Gemini and DeepL to enhance user experience.
Made with Care
Every detail crafted with attention and purpose.
Growing Fast
Continuously improving based on user feedback.
Contact
Get in Touch
Have a question, feedback, or want to collaborate? We'd love to hear from you.
Location