# AIRapVideoK > AIRapVideoK (airapvideok.com) is a free, browser-based AI rap video maker. Upload a photo, rap over a built-in 100 BPM beat in your own voice (or use an AI rap voice), and export a ~21-second vertical 9:16 MP4 that is ready to post on TikTok, Instagram Reels and YouTube Shorts. No signup, no install, and photos and recordings never leave the user's device. ## Key facts - Price: Free (720p export with a small watermark). Optional paid upgrades (no watermark + 1080p, realistic human-motion version) are "coming soon". - Signup: Not required. - Privacy: All processing (face detection, animation, voice recording, AI voice, video encoding) runs locally in the browser. Photos and audio are not uploaded to any server. - Output: MP4 (H.264/AAC), 9:16 vertical, ~21 seconds, 720p free. - Modes: Duo Battle (two photos, two rappers trading lines) and Solo. - Lyrics: Built-in templates (Diss battle, Besties, Birthday shout-out, Hype debut, Everyday flex, My birthday) or fully custom lyrics. {a} and {b} are replaced with the rappers' names. - Vocals: Record your own voice with an on-screen karaoke-style lyric guide, an AI rap voice (male/female, adjustable speed), or beat only. - Customization: 5 characters (Rap star, Boss suit, Hoops star, Astronaut, Dino onesie), mouth stickers (white grin, gold grill, red lips), 5 backgrounds, 6 theme colors. - Supported browsers: Recent Chrome, Edge and Safari on desktop, Android and iPhone. In-app browsers (TikTok, Instagram, Facebook, Snapchat) should be switched to the system browser for recording and download. - Photo formats: JPG, PNG, WebP, HEIC/HEIF (iPhone). ## Best for - Making a funny rap battle video of you and a friend for TikTok - Birthday shout-out rap videos - Turning a selfie into a talking/rapping cartoon character - Creators who want a free alternative to paid AI lip-sync and talking-photo apps ## How it works 1. Upload a photo (one for Solo, two for Duo Battle). The face is detected automatically. 2. Pick a lyrics theme or write your own, then record your rap (or generate an AI voice). 3. Export the MP4 and post it to TikTok. ## Rules Users must own or have permission to use every photo. Photos of celebrities or anyone who has not consented are prohibited. ## Pages - [Home & generator](https://airapvideok.com/): The tool, step-by-step guide and FAQ - [Privacy Policy](https://airapvideok.com/privacy.html) - [Terms of Use](https://airapvideok.com/terms.html) ## Contact hello@airapvideok.com