We build useful, reliable software — fast.
CalFiz designs, ships, and scales digital products for iOS, Android, and the web. We combine product strategy with dependable engineering to go from 0→1 and beyond.
Product and engineering, together
We operate a dual model: building our own consumer apps and partnering with teams to deliver end‑to‑end software. The result is practical strategy, disciplined execution, and software people keep using.
What we do
From idea to scale
B2C: Health & Fitness
Coaching, tracking, and habit apps with wearable integrations and privacy‑first analytics.
B2C: Privacy & Security
VPN and security utilities with resilient infra, strong encryption, and clarity.
B2C: Finance & Tools
Calculators and personal finance helpers that turn complex decisions into clear actions.
B2B: Product Platforms
Design systems, APIs, and services that scale with your roadmap and teams.
B2B: Modernization
Refactors and migrations that reduce risk, improve performance, and control cost.
B2B: End‑to‑end Delivery
From discovery to launch: research, UX, engineering, QA, and operations.
Selected work
Quietly shipping durable software with clear outcomes.
Mobile growth
Coming soonA short summary of impact, performance, and user value.
Platform scalability
Coming soonA short summary of impact, performance, and user value.
Fintech UX
Coming soonA short summary of impact, performance, and user value.
Principles
Outcome‑driven
Activation, retention, performance, and unit economics.
Lean & iterative
Short cycles, frequent releases, visible progress.
Operational discipline
Docs, tests, observability, and support.
User‑centered
Accessibility, research, and ethical data practices.
Ready to build something people love?
Tell us about your goals. We’ll respond with pragmatic options and a path forward.