Make YouTube Shorts automatically and grow your channel
Enter a topic and Mirr writes the Shorts script, builds each scene, adds captions, and records narration — a complete YouTube Shorts draft ready to upload.
Script and hook built together from a single topic input.
Scenes, captions, and narration structured in one continuous flow.
Vertical 9:16 format ready to upload directly to YouTube Shorts.
Define your topic
Enter the core message and angle for this Short.
Step 1
Define your topic
Enter the core message and angle for this Short.
Script and structure
AI writes the hook, body script, and scene flow.
Step 2
Script and structure
AI writes the hook, body script, and scene flow.
Captions and narration
Captions, narration, and background music are added to complete the draft.
Step 3
Captions and narration
Captions, narration, and background music are added to complete the draft.
For channels that need consistent Shorts without a video production routine
Mirr fits solo founders and small teams growing a YouTube Shorts channel without in-house video editors.
Getting stuck on Shorts topics and scripts every week
01Wanting to cut time spent in the editing timeline
02Running Shorts alongside Reels or TikTok
03Needing a predictable Shorts upload schedule
04