App
SpeedPlayer
SpeedPlayer
SpeedPlayer is a precision speed player for video and audio practice, with dual playback modes (continuous 0.25x–4.00x and precision 0.01x–0.24x), A-B loops, state memory, and local-first privacy.
Local-first playback. Your practice files stay on your device.
Product Direction
Precision Speed
Continuous and precision playback modes for practice.
Repeat Sections
A-B loop, mirror, zoom, and per-file state memory.
Media Coverage
Supports common video and audio formats for learning and rehearsal.
About SpeedPlayer
SpeedPlayer is a precision speed player for video and audio practice with local-first privacy.
Last updated: 2026-04-28
About SpeedPlayer
Overview
SpeedPlayer is part of the ZelonAI product catalog. SpeedPlayer is a precision speed player for video and audio practice, with dual playback modes (continuous 0.25x–4.00x and precision 0.01x–0.24x), A-B loops, state memory, and local-first privacy.
Product Principles
The product is designed around clear workflows, privacy-aware defaults, and practical everyday use.