RainWalker OÜ
Software and hardware development.
Out of box thinking.
Sustainable approaches.
Building the future.
Our Services
Sensors, detectors, measuring instruments
Controllers, interface boards, automation tools
Automation, integration with equipment and software customer.
Product batch or prototype
On already prepared specifications or from scratch and “from an idea”.
Web interfaces and mobile applications
Refinements
For existing equipment, alternative firmware or nodes, reverse engineering.
Software
For PCs and equipment.
Automation solutions
Office and accounting operations.
And much more!
Problem Solving and Custom Solutions
Often the client doesn't need “development” itself, but needs “everything to work well”, in other words - there is a problem, perhaps not quite clear yet - and needs to solve it.

We know how to solve problems of this kind. We have dealt with a large number of “strange” and unusual problems and can help you with them.

We can examine your current solution, equipment, production process - and give our recommendations and suggestions.

We can handle an inventive problem where the solution is not obvious.
Our Projects
Multipurpose development board in size of credit card with Flipper Zero compatibility.
Fab20 is a mix of a coworking space AND a place where you can use difference equipment.
Smart parking occupancy sensors operating in LTE NB-IoT and LTE Cat.1 networks available by subscription model.
RF and LPWA
Smart connectivity, LTE and NB-IoT. Easy to use LPWA modules. Pay once & use for years unique data plans.
Startup support
Startup support helps new businesses grow through funding, mentorship, and resources, enabling faster market entry and scaling.
Contacts
We want to make friends with our clients, so we are happy to answer your questions.
Phone: +372-5718-1880
Email: mail@rainwalker.ee
Estonia, Tallinn, Pärnu mnt. 30
Registry code 16704677, EU VAT EE102753200