Make smarter publishing decisions,
backed by data and AI.
Instant market signals on any Amazon book page. AI-powered niche analysis grounded in real competitor data. Track opportunities over time and decide with confidence.
No account required to start · No analytics. No tracking. No ads. · Your data stays in your browser
Intelligence on every page
Everything you need to evaluate a niche before you commit.
AI niche analysis
AI-powered decision report: demand signals, competition analysis, entrant trajectory, and a clear Pursue / Watch / Reject recommendation. Grounded in real market data, not guesswork. Powered by Gemini 2.5 Flash.
Market signals on every page
Live BSR, multi-format pricing (Kindle, Paperback, Hardcover, Audible), review velocity, and category ranking. All in one panel, without leaving the page you were on.
Keyword research
Related search phrases from Amazon's own autocomplete, plus a real competition summary (total results, review-count breakdown) for any phrase. Auto-fills up to 7 ready-to-paste backend keyword slots. No invented search-volume numbers.
Track over time
One click to track any book. BSR trajectory, price changes, and review momentum tracked on every visit, with optional daily auto-refresh. See trends, not just snapshots.
Compare up to 3 books
Overlay BSR trends on a shared time axis to see which books in a niche are climbing or fading, at a glance.
Bestseller browser
9 curated KDP-relevant categories. Top-20 bestsellers, sortable by rank/reviews/rating/price, filterable by format and minimum review count.
Works on 14 Amazon marketplaces
amazon.com, .co.uk, .de, .fr, .es, .it, .ca, .com.au, .in, .sg, .ae, .nl, .se, and .pl. Every feature works the same way on whichever Amazon site you're browsing.
Cloud sync
Sign in once and your tracked books follow you across devices. Up to 10 books per account.
Gallery
Every tab, right on the Amazon page. Click any screenshot to enlarge.
Open any Amazon book page. See BSR, multi-format prices, and review data in one panel, without leaving the page you were on.
Type a phrase you are considering. See related search phrases and a real competition summary, no invented search-volume numbers.
Track books over time. Each row shows the latest BSR, primary price, and a sparkline of recent movement.
Per-book BSR and price charts. See Kindle, Paperback, Hardcover, and Audible trends in one place.
One-click AI niche analysis. Demand signals, competition breakdown, entrant performance, and a clear recommendation, all in seconds.
Stop guessing. Start deciding.
Install the extension and you will see live market intelligence on the next Amazon book page you open.
Add to Chrome, it's freeNo account required to start · No analytics. No tracking. No ads. · Your data stays in your browser