Simple, honest pricing
Every tool on this site is free to try. One small subscription unlocks everything — the kind you forget is even there.
Tools Pro
$4.99/mo
Every tool, unlimited. Coffee money.
- ✓Unlimited grammar & plagiarism checks
- ✓All generators, unlimited
- ✓Readability + AI readability score
- ✓BookBlurb AI descriptions included
- ✓Cancel anytime
BookBlurb Pro
$9/mo
AI book descriptions that sell
- ✓Unlimited optimizations
- ✓AI-visibility check
- ✓Keyword suggestions
BookBlurb Agency
$29/mo
For publishers & author services
- ✓Everything in Pro
- ✓Bulk / multi-book mode
- ✓White-label reports
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Publishing your book?
Tools are the warm-up. When you are ready to publish, Harmony Publishing packages cover editing, cover design, formatting, printing, and global distribution — and you keep 100% of your royalties.