Shadowfetch

Photo & Video

OpenerLab

Audience-tested video hooks

iOSfor iPhone and iPad

View on the App Store

About OpenerLab

OpenerLab helps creators test opening lines, hooks, and short-form intro ideas before publishing.

Version 1.2 adds a Hook Test Lab with interactive scoring for first-second clarity, curiosity, pacing, and audience fit. The Pro workspace includes checklists, scenario prompts, and offline references to make hook review faster and more structured.

Key features:
- Hook Test Lab with live score and recommendations
- Checklist for clarity, curiosity, pacing, and audience fit
- Scenario playbooks for videos, posts, and launches
- Offline workflow and reference pack
- Local-first idea testing

A Shadowfetch app. Published on the App Store by Robert Corbin.