Bestseller IntelligenceFree
Know what readers
are buying.
Explore Amazon’s bestseller charts across 48 genres. See rankings, movement, and dated snapshots to understand your market.
01Find your genre
02Study the chart
03Spot movement
Made for your next chapter
Free tools.
Stronger books.
Your next move.
Find the right words, explore what readers are buying, and plan your path to publication. Start with a free tool. Keep growing with Author Desk.
Find my tool75 free writing & publishing tools, plus 9 planners that do the math · No signup to try
Know what readers
Explore bestseller charts
Author DeskStart free
Know what to do
for your book.
Your personal publishing workspace. Bring your genre or your books; get help with your next decision, from positioning to launch.
- Explore the market for your genre
- Develop your listing and launch plan
- Keep your books, decisions, and progress together
Open my free Author Desk
No card. No trial countdown. Start before your first book.
A few good places to start
The free tool library
What are you working on?
75 tools to help you move forward
Romance Writing Prompt Generator
Free romance writing prompt generator. Get prompts built on incompatible wants and the silence between two characters — by subgenre, romance beat, and heat level. No signup, no email.
Open free toolFantasy Writing Prompt Generator
Free fantasy writing prompt generator. Get prompts built on a rule of the world with consequences and a character paying its cost — by subgenre, prompt type, and magic weight. No signup, no email.
Open free toolHorror Writing Prompt Generator
Free horror writing prompt generator. Get prompts built on dread of a specific loss and the wrongness that signals it — by subgenre, prompt type, and dread level. No signup, no email.
Open free toolSci-Fi Writing Prompt Generator
Free sci-fi writing prompt generator. Get prompts built on a speculative change and the human cost of adapting to it — by subgenre, prompt type, and distance from today. No signup, no email.
Open free toolMystery Writing Prompt Generator
Free mystery writing prompt generator. Get prompts built on a question that resists answering — a clue pointing two ways, a witness lying for a real reason. By subgenre, prompt type, and stakes. No signup, no email.
Open free toolAI Poem Generator
Free AI poem generator. Get complete poems in free verse, haiku, sonnet, ghazal, and more — built on tension between specific images, not named feelings. By form, subject, mood, and length. No signup, no email.
Open free toolBook Tropes Generator
Free book tropes generator. Get trope stacks by genre and the reader feeling you want — tension, comfort, danger, wonder. With notes on stacking them without flattening the story. No signup, no email.
Open free toolStory Premise Generator
Free story premise generator. Turn a spark into three novel-ready premises — each a specific person under pressure with a cost. Not just a what-if. No signup, no email, no card.
Open free toolBook Idea Generator
Free book idea generator. Get three novel-ready book concepts — each with an ideal reader, a category, a central question, and a structural shape. No signup, no email.
Open free toolBook Plot Generator
Generate 3 developed book plots from your premise, protagonist, stakes, genre, and tone. Free novel plot generator for writers, no signup.
Open free toolFirst Line Generator
Generate 12 first lines for your novel or story from its premise, protagonist, genre, point of view, and tone. Free opening sentence generator, no signup.
Open free toolCharacter Flaw Generator
Generate 12 character flaws with observable behavior and plot consequences from a role, brief, genre, and story pressure. Free, no signup.
Open free toolPlot Twist Generator
Free plot twist generator. Get twist ideas built from your own setup — grouped by the reader belief each one breaks, with planting notes. No signup, no email.
Open free toolStory Idea Generator
Free story idea generator for novelists. Get three developed book premises — hook, protagonist, opposition, escalation — by genre and scale. Not prose. No signup, no email.
Open free toolWriting Prompt Generator
Free writing prompt generator for fiction writers. Get creative writing prompts with a character, a want, and a real obstacle — by genre, prompt type, and session length. No signup, no email.
Open free toolAI Story Generator
Free AI story generator. Turn any premise into three distinct story openings by genre, character, and tone. No signup, no email — start writing in seconds.
Open free toolVillain Name Generator
Free villain name generator. Get menacing, genre-fit antagonist names by vibe and tone — for fantasy, thriller, horror, and more. No signup.
Open free toolCharacter Generator
Free character generator. Create three complete fiction characters — name, appearance, personality, motivation, and flaw — by genre and role. No signup.
Open free toolBook Series Name Generator
Generate fiction and nonfiction series name ideas by genre, premise, tone, and audience. Free book series name generator for authors with no signup required.
Open free toolCharacter Name Generator
Free book character name generator. Get memorable character names by genre, role, vibe, and tone — no signup — then name your whole cast and write the book.
Open free toolBook Character Job Generator
Generate character jobs by genre, role, story world, and traits. Free character occupation generator for writers with no signup required.
Open free toolCharacter Description Generator
Free character description generator. Get three vivid descriptions by genre, role, and brief — physical looks plus personality. No signup, no login.
Open free toolCharacter Backstory Generator
Generate character backstory ideas by genre, role, conflict, and wound. Free character backstory generator for writers with no signup required.
Open free toolFictional Town Name Generator
Generate fictional town and city name ideas by genre, place type, and setting feel. Free town name generator for writers with no signup required.
Open free toolFantasy Name Generator
Generate fantasy names for characters, cities, kingdoms, races, and guilds. Spin unlimited constructed-root names with meanings, then tailor a set free.
Open free toolElf Name Generator
Free elf name generator tuned to real elvish phonology — high elf, wood elf, drow, even Christmas elves. Melodic, pronounceable names, no signup.
Open free toolDragon Name Generator
Free dragon name generator for novels, D&D, and games. Ancient wyrms, hatchlings, clan names, titles, and meaning-built Chinese dragon names — no signup.
Open free toolVampire Name Generator
Free vampire name generator for writers and GMs. Get old-world birth names, modern aliases, and clan surnames — male, female, ancient, or 2026-ready.
Open free toolFairy Name Generator
Free fairy name generator for writers and GMs. Seelie, Unseelie, flower-fae, and dark fae names by court, role, and tone — plus the folklore to use them.
Open free toolDemon Name Generator
Free demon name generator built on real Goetic roots. Get demon lord, female, and anime-register names by role and tone — no signup, no syllable soup.
Open free toolOrc Name Generator
Free orc name generator for novels, games, and tabletop. Hard-hitting personal, clan, and female orc names built on real orc phonetics — no signup.
Open free toolWerewolf Name Generator
Free werewolf name generator: names that pass at a parent-teacher conference and land under a full moon, plus real wolf surnames and pack names.
Open free toolMermaid Name Generator
Free mermaid name generator for writers and gamemasters. Singable mermaid, merman, and siren names by pod, depth, and tone — no signup, no email.
Open free toolDwarf Name Generator
Free dwarf name generator for novels and games. Personal, clan-line, and female dwarf names built on craft-guild and patronymic lineage — no signup, no email.
Open free toolGoblin Name Generator
Free goblin name generator for novels and games. Short, mean, swarm-consistent goblin names by tribe, mob-nickname, and title. No signup, no email.
Open free toolWizard Name Generator
Free wizard name generator for novels and games. Scholarly Latinized names, lineage-epithets, and archmage titles built on real hermetic tradition. No signup.
Open free toolWitch Name Generator
Free witch name generator for novels and games. Folkloric cunning-woman surnames and botanical craft-names grounded in real tradition. No signup, no email.
Open free toolAngel Name Generator
Free angel name generator for novels and games. Theophoric -el / -iel names, choir names, and fallen epithets grounded in real angelology. No signup.
Open free toolBook Hook Generator
Free book hook generator for novels. Get three hooks — irony, question, and stakes — built from your premise and the ironic thing at its center. No signup, no email, no card.
Open free toolBook Tagline Generator
Free book tagline generator. Get three cover-ready taglines — mood, promise, and tonal — built from the emotional weather of your book. No signup, no email, no card.
Open free toolBook Title Generator
Generate 9 original book title ideas from your plot, description, genre, tone, and audience. Free book title generator for fiction and nonfiction, no signup.
Open free toolPen Name Generator
Generate pen names by genre, brand vibe, audience, tone, and optional real-name connection. Spin unlimited ideas, then get 9 tailored author names free.
Open free toolAbout the Author Generator
Free About the Author generator. Write the back-matter page for your book, your Amazon Author Central bio, and a warm first-person version for your site. No signup.
Open free toolBook Club Questions Generator
Free book club questions generator. Get a sequenced reading group guide for any novel or nonfiction book — opening, character, theme, and closing discussion questions. No signup.
Open free toolBook Description Generator
Free book description generator for Amazon and KDP. Get three paste-ready product descriptions built for the listing page and the “Read more” fold. No signup, no email.
Open free toolLogline Generator
Free logline generator for novels and screenplays. Get three loglines — irony-driven, character-forward, and pitch-ready — from your premise. No signup, no email.
Open free toolQuery Letter Generator
Free query letter generator for novelists and nonfiction authors. Get three complete literary agent query letters — hook-first, comp-first, and connection-first. No signup.
Open free toolBook Subtitle Generator
Generate nonfiction book subtitle ideas by title, topic, audience, and tone. Free subtitle generator for authors with no signup required.
Open free toolBook Synopsis Generator
Free book synopsis generator. Get a short pitch synopsis and a longer query-ready synopsis from your premise in seconds. No signup, no email, no credits.
Open free toolBack Cover Blurb Generator
Free back cover blurb generator. Get three distinct blurb options — concise, emotional, and market-ready — from your book premise. No signup, no email.
Open free toolAuthor Bio Generator
Generate short, medium, and platform-ready author bios for your book, website, or retail page. Free author bio generator with no signup required.
Open free toolAI Book Editor
Free AI book editor tool for authors: paste prose, run a self-edit checklist, and get a prose score with prioritized fixes. No signup. Editing head term, made useful.
Open free toolManuscript Word Count Calculator
Calculate the right manuscript word count for your genre, audience, and scope. See target word ranges, reader hours, and what drives each band. Free, no signup.
Open free toolChapter Title Generator
Free chapter title generator. Get chapter titles written as the chapter’s first promise — evocative, numbered, one-word, or in-world — from a list of what each chapter does. No signup.
Open free toolCharacter Arc Generator
Free character arc generator. Map how a character changes — from the lie and wound to the truth or fall — across six to ten stages. Positive, flat, and negative arcs. No signup.
Open free toolChapter Outline Generator
Generate a 6–12 chapter outline from your title, genre, premise, and target length. Get chapter titles, purposes, arcs, and notes free, no signup.
Open free toolWriting Time Calculator
Calculate how long it will take to write your book from your word-count goal, current draft, daily pace, and writing days. Get a free estimated finish date.
Open free toolDialogue Generator
Generate three dialogue scene versions from your characters, conflict, subtext, setting, genre, and tone. Free fiction dialogue generator with no signup.
Open free toolScene Generator
Generate three scene blueprints from your story context, scene purpose, characters, setting, genre, and constraints. Free novel scene generator, no signup.
Open free toolMemoir Outline Generator
Generate a memoir outline from your life story summary, timeline highlights, and theme. Free memoir outline generator with no signup required.
Open free toolNonfiction Outline Generator
Generate a nonfiction book outline from your topic, thesis, audience, and promise. Free nonfiction outline generator with no signup required.
Open free toolNext Chapter Generator
Stuck on what happens next? Generate three ways your next chapter could go, straight from where your story left off. Free, no signup. Then finish the whole book with BookWriter for $9.99.
Open free toolBook Page Count Calculator
Calculate book page count from word count for real print trims (5×8, 5.5×8.5, 6×9, 7×10). Includes front matter and chapter blanks. Free, no signup.
Open free toolWords Per Page Calculator
Calculate words per page from trim size, font size, line spacing, and margins. Plan book layout density before typesetting. Free, no signup.
Open free toolSelf-Publishing Cost Calculator
Calculate the real cost to self-publish a book: developmental and line editing, proofreading, cover design, ISBN, and formatting. See each line and the total. Free, no signup.
Open free toolBook Printing Cost Calculator
Calculate the per-copy KDP printing cost and spine width for your book from page count, ink type, trim size, and paper. See the minimum list price floor too. Free, no signup.
Open free toolReader Magnet Title Generator
Free reader magnet title generator. Get three titles for your free story — promise, genre-signal, and series-hook — built to earn the email. No signup, no email, no card.
Open free toolBook Dedication Generator
Free book dedication generator. Get three dedications — formal, warm, and plain — built from the specific reason this person earned your first page. No signup, no email, no card.
Open free toolBeta Reader Questions Generator
Free beta reader questions generator. Build a questionnaire with specific, answerable, non-leading questions for plot, character, clarity, and the ending. For writers, workshops, and critique groups. No signup.
Open free toolBook Review Request Email Generator
Free book review request email generator. Write review-request emails to bloggers, ARC teams, and reviewers — brief, specific, and easy to decline. For indie authors and publicists. No signup.
Open free toolReading Time Calculator
Free reading time calculator. Convert words or pages into hours and minutes at slow, average, and fast reading speeds. See the audiobook runtime too. No signup.
Open free toolWords to Pages Calculator
Free words to pages calculator. Convert word count to page count for manuscripts, trade paperbacks, mass market, and large print. See every format at once. No signup.
Open free toolAmazon KDP Keyword Generator
Generate Amazon KDP keyword phrase ideas by genre, reader intent, hook, and comps. Free KDP keyword generator for authors with no signup required.
Open free toolKDP Royalty Calculator
Free KDP royalty calculator with transparent math. Compare 35% vs 70% eBook royalty, see paperback economics by trim and page count, and estimate international payouts before you price your book.
Open free toolAudiobook Runtime Calculator
Free audiobook runtime calculator. Convert manuscript word count to hours and minutes across three narration speeds. Instant result, no signup, no email.
Open free tool
Before you publish
Make sense of KDP.
KDP AI Disclosure Generator
Prepare your disclosure answers.
KDP AI Rejection Decoder
Understand the issue and plan your response.
AI Cover Policy Guide
Review licensing and publishing considerations.
KDP Daily Publishing Limit
Plan your release schedule.
KDP AI Publishing Guide
Work through your publishing checklist.
AI-Assisted vs. AI-Generated
Understand the disclosure distinction.
Plan the numbers
Planners that do the math.
Ad Budget Allocator
Split your budget across Amazon, Facebook, and promos.
Release Cadence Planner
How often to publish, and what it earns.
Royalty Dashboard Estimator
Annualise per-title sales by platform.
Review Velocity Tracker
The review pace you need to hit promo minimums.
Book Pricing Strategy Advisor
Launch price plus a discount schedule.
Pre-Launch Email Sequence Builder
What to send before launch day, and when.
Self-Publishing Cost Calculator
Service costs by tier, with break-even math.
Author Income Calculator
Stack ebook, KU, print, and audio into one figure.
Backlist Revival Planner
Sell your old books again, ranked by effort.
From one useful result to a plan
Build a writing career, one decision at a time.
Start with your genre. Add your books when you’re ready. Author Desk keeps your publishing work in one place, so you can pick up where you left off.