Know what to publish before you write it.
RoyaltyRadar gives independent authors a clear view of Amazon and KDP market signals—so the next manuscript begins with evidence, not a guess.
Market radar
Cozy mystery workbooks
Opportunity score
Demand and position signals are aligned.
Research brief
- Category depth
- Healthy
- Price corridor
- $9–$14
- Competition
- Manageable
Next: explore 5 angles
Niche Finder
Find under-served reader demand.
Bestseller Spy
See the signal behind winning books.
Publishing Plan
Turn evidence into your next move.
A better pre-writing ritual
The problem isn’t your writing. It’s choosing the wrong market.
A polished manuscript cannot fix a market nobody is looking for. RoyaltyRadar helps you measure the opportunity before you invest your best creative energy.
Start with a book ideaScan the signal
Start with a niche, topic, or reader problem. RoyaltyRadar organizes the market evidence worth seeing before you outline.
Read the market
Compare bestseller patterns, keyword paths, pricing signals, and competitive pressure without stitching together spreadsheets.
Choose with clarity
Get a grounded go-or-skip verdict, then turn a promising opening into practical book angles and a KDP plan.
Your research desk, refined
Every signal in service of a stronger publishing decision.
From a loose topic to a viable angle.
Surface the reader promise, competitor gaps, keyword language, and book concepts that can make your idea more specific—and more commercially legible.
See the commercial shape of the room.
Review price ranges, category depth, and royalty potential as directional research—not a sales promise.
Built for a serious creative practice
Clarity is a competitive advantage.
Protect your writing time
Decide which ideas deserve a manuscript before you commit months of effort.
Keep the evidence visible
A verdict is only useful when you can understand the market signals behind it.
Build a repeatable pipeline
Use the same decision discipline for book one, book three, and beyond.
Stay grounded in the market
Use directional data to inform your work without turning creativity into guesswork.
The fine print, plainly said
Questions worth asking before you begin.
RoyaltyRadar is designed to make your next decision more informed—not to turn uncertain markets into guarantees.
Make the next one count
Build your royalty stack on a market worth serving.
Put your next book idea through a clear, disciplined market check before chapter one.