Tropesmith
Free tool · Engine data, refreshed daily · No card needed

Science Fiction — lane score

Science Fiction lane score: live opportunity read, greenlight band Promising, 227 demand signals logged in the last 30 days. Free, no sign-up.

GreenlightPromisingscore 60/100 · bankable
Demand signals logged, 30 days227read in this lane in the last 30 days (when read, not when posted)
Typical list price$8.9954% of the lane is in Kindle Unlimited
Chart-topper ceiling$70,014per month, modelled at $8.99
Note: Demand is soft. Big earnings in this lane (chart-toppers up to ~$70,014/mo at $8.99).

Length and series shape that sell here

Median Kindle length326 pages
Median length, all formats336 pages
Dominant series shapeStandalone

How this number is measured

Counted from the Tropesmith corpus, and recounted as the corpus grows (revenue figures are modelled from sales rank): 5,078,619 Goodreads reviews, 4,137,764 shelf signals, 2,894,363 demand-signal records and 145,637 BookTok videos, across 142,764 trope-tagged titles and 5,132 distinct tropes in 146 demand lanes. The raw response for this lane is available as JSON.

Embed this on your site

Free to use on any site, newsletter template or author blog. The widget renders live from the Tropesmith engine and must keep its visible “Data: Tropesmith” credit link — that attribution link back to tropesmith.com is the licence.

<div id="tropesmith-live-board"></div>
<script src="https://tropesmith.com/embed/live-board.js?lane=scifi.general" async></script>

Prefer an iframe? <iframe src="https://tropesmith.com/embed/live-board?lane=scifi.general" width="100%" height="320" style="border:0" loading="lazy" title="Tropesmith live lane board"></iframe>

Keep going — free

Build my Science Fiction Map →   See pricing   All lane scores
Scores are produced by the Tropesmith demand engine and move as the market moves. Published by Coral Hart Group.