CalmBit

CalmBit s.r.o. offers custom application development, from web systems to mobile apps, along with maintenance and support, Linux server administration, and consulting. It also runs a "vibe coding under control" service that reviews AI-built applications for code, security, database, backups and infrastructure, and sets up monitoring.

Clients commission custom applications or ongoing operations support, and the website says they work directly with the founder from design to day-to-day operations. The company also builds its own apps: Sousedomat, a web app for record-keeping by housing association committees, is in production at sousedomat.cz. ShellBoard and CalmMeter are desktop apps offered free on GitHub, and the mobile apps I'm OK and RTLE are listed as coming soon. The website does not state a pricing model.

The company is registered in Prague and was founded on 22 October 2025 according to the company registry. The website states that founder Petr Hložek has more than 20 years of experience developing applications and managing servers. The website does not list offices or hiring.

Product: Custom web and mobile application development, maintenance and support, server administration, and code and security reviews, plus the Sousedomat web app.