Registered in England & Wales

We build software that helps businesses make better decisions

Digital Tonic Ltd is a UK-based software company. We create focused, purposeful products — led by our flagship platform, Efestra.


E
Efestra
Live & serving enterprise clients

Decision intelligence and experimentation governance for enterprise teams. Efestra brings visibility, accountability, and rigour to how organisations run and learn from experiments.

Visit efestra.com
F
Faircast

A weather application designed to surface what actually matters — clear, honest forecasts without the noise.

In Development
S
Secondu

Coming soon. A new product currently taking shape in our pipeline.

In Development
i
idealoop

Coming soon. Another project currently in early stages of development.

In Development

M

Manuel da Costa

Founder & CEO, Digital Tonic Ltd

Manuel is a product builder and operator with deep expertise in experimentation, decision intelligence, and B2B SaaS. He founded Digital Tonic to create software that brings rigour and transparency to how organisations make decisions — starting with Efestra, which serves enterprise clients across Europe.

Digital Tonic is bootstrapped and independently owned. Manuel leads product, strategy, and go-to-market — building with conviction that substance outlasts narrative.