Sidesly — AI line reader for actors

Sidesly helps actors rehearse audition sides and self-tapes with responsive AI reading partners. Upload PDF or TXT scripts, choose your role, and run lines while AI voices read the other characters. Speech recognition advances cues when you finish. Includes line memorization, cold reading, monologue practice and a voice-following teleprompter. Works in mobile and desktop browsers. Free trial; paid plans from $12/month.