Our application development company in London is dedicated to creating productivity tools for digital product development process. The goal behind our work is to merge functionality and usability and create tools that makes the developers' and designers' workflow effective and painless.

Check our recently launched web/UX design tool, the OnDevice responsive tester visit link

The founder

Tech Tool Lab Ltd Application Development Company was formed in London in 2016 and run by one software architect, Laszlo Szabo (with 15 years experience in software architecture design) coordinating the development process across all projects. For more information contact here visit link


custom application architecture
Steady performance

During the application development process, we keep the architecture tidy and constantly optimize the performance of the products.

application UI design
Optimized UI

By following the latest behavioral science and UX research results, we're eager to create highly intuitive interfaces for our products.

Custom tool development London
Custom tailoring

Our tools aren't developed for "everyone". They are made for specific groups of specific professionals tailored for the members' specific hand.



things to know about us

  • we work with and for designers and developers
  • we’re smart, but somewhat humble
  • we do it for appreciation - for yours and for ours
  • we know our shit, and we know you know yours
  • we’re not afraid to venture away from the mainstream
  • we don’t compromise usability, read user reviews visit link
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