Frank Manthea

Indie maker @ Manthea Labs | Building DBMB - simple peace of mind for Android: silence unknown calls, no tracking, no ads. free.

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DBMB (Don’t Break My Balls)

DBMB is a radically minimalist Android app that silences unknown calls without blocking them.
It runs offline, doesn’t collect any data, and offers peace instead of reaction.
The core feature is free, and always will be.
Built with privacy-first principles, no accounts, and zero background noise.

New Product
An Android app that silences unknown calls — no tracking, no ads, no signup. Minimalist, offline-first, and built with ethical principles. Free at its core, always will be.
Launched – 2025 — present

Recent activity

From 7 spam calls to 2,500 users: my first indie app story

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Frank Manthea

New Product