Rejourney – Lightweight Mobile Observability with Pixel-Perfect Session Replay

Summary: Rejourney is a lightweight observability tool for React Native that offers pixel-perfect session replay and real-time incident detection with minimal code integration. It delivers 70% of Sentry.io’s features at a fraction of the size, enabling efficient mobile-first monitoring and debugging.

What it does

Rejourney captures pixel-accurate video replays and monitors API performance, user sessions, and screen activity using just three lines of code. It supports auto masking of sensitive inputs and can be self-hosted via Docker or K3s.

Who it's for

It is designed for React Native developers seeking a compact, open-source alternative to larger observability platforms for mobile apps.

Why it matters

Rejourney reduces app size and visual performance impact while providing detailed session insights and automatic incident detection to improve mobile app reliability.