Ghost companion
    Casper

    |

    You've always wanted to become an author. Now you can -
    with Casper, your friendly AI ghostwriter.

    Start writing
    Product interface screenshot

    Who has the time?

    Writing the old fashioned way takes forever. And hiring a ghostwriter costs a fortune (like $40k+). So your book stays on the backburner for yet another year, along with the satisfaction of having it published.

    0 days1,000 days
    ‼️
    $0$50,000
    Flying books illustration

    Meet Casper,

    your friendly AI ghostwriter.

    Fast

    Zero writer's block. Just chat with Casper while he writes at lightspeed.

    Affordable

    No expensive contracts. A few bucks a month and cancel any time.

    Authentic

    No artistic compromises. Casper mimics your unique voice perfectly.

    Typewriter illustration

    3 easy steps:

    1

    Share your vision

    Explain your idea to Casper or upload a working draft.

    2

    Chat with Casper

    Guide Casper while he writes and revises your book.

    3

    Publish your book

    Export a final manuscript and share it with the world.

    Don't just take our word for it…

    "I thought writing a book was impossible for someone like me. Casper made it feel like having a conversation with a friend who happened to be brilliant at writing."

    Maria G

    "Within two weeks, I had three chapters done. Casper helped me find my voice and organize my scattered thoughts into something coherent and beautiful."

    James K

    "Using Casper is genuinely so much fun. I can't get enough of it. Even if your book idea is only half-baked, it's worth it."

    Amanda A

    "The quality of writing Casper produces is incredible. It's like having a professional ghostwriter available 24/7."

    Sarah L

    "I was skeptical at first, but Casper really understands my voice and style. The book turned out exactly how I envisioned it."

    David R

    "From concept to finished manuscript in just a month. Casper made my dream of becoming a published author a reality."

    Lisa M

    "The collaborative process with Casper is amazing. It feels like working with a brilliant co-author who never gets tired."

    Robert T

    "I thought writing a book was impossible for someone like me. Casper made it feel like having a conversation with a friend who happened to be brilliant at writing."

    Maria G

    "Within two weeks, I had three chapters done. Casper helped me find my voice and organize my scattered thoughts into something coherent and beautiful."

    James K

    "Using Casper is genuinely so much fun. I can't get enough of it. Even if your book idea is only half-baked, it's worth it."

    Amanda A

    "The quality of writing Casper produces is incredible. It's like having a professional ghostwriter available 24/7."

    Sarah L

    "I was skeptical at first, but Casper really understands my voice and style. The book turned out exactly how I envisioned it."

    David R

    "From concept to finished manuscript in just a month. Casper made my dream of becoming a published author a reality."

    Lisa M

    "The collaborative process with Casper is amazing. It feels like working with a brilliant co-author who never gets tired."

    Robert T

    What are you waiting for?

    Let's write your book!

    Starter

    For the casual hobbyist

    $29/month
    • ✓1 book project
    • ✓Up to 2 Library Sources
    • ✓Export to DOCX
    • ✓300 prompts/month
    • ✓FAQ & forum support
    Most popular

    Pro

    For the aspiring author

    $49/month
    • ✓Up to 3 Projects
    • ✓Up to 5 Library Sources
    • ✓Publish to Public Library
    • ✓Standard Revenue Share
    • ✓600 prompts/month
    • ✓Basic email support

    Premium

    For highly prolific writers

    $99/month
    • ✓Up to 10 Projects
    • ✓Up to 10 Library Sources
    • ✓Publish to Public Library
    • ✓Premium Revenue Share
    • ✓1,000 prompts/month
    • ✓VIP real-time support

    Free trial lasts 7 days. No card required.

    For enterprise pricing for publishers and ghostwriters, please .