Pricing
Every tier catalogs your whole collection — no limits on books, ever. Paid tiers add signal slots and faster digests.
Start for free
Your whole collection, cataloged forever at no cost — no book limits, ever. Import in minutes, get your Five-Minute First Report, arm 3 signals, and receive the monthly digest. $0, no card.
Founding memberships
Annual only, priced for life — your rate never changes as long as you stay — with doubled signal slots forever. Strictly limited; the counters are live.
Founding Collector
$79/yr, locked forever
- Everything in Collector
- 50 signal slots — double, for life
- 250 of 250 remaining
Founding Signals
$149/yr, locked forever
- Full Signals limits today: 500 slots, daily digest
- The advanced Signals toolkit as it ships
- Full refund anytime until the toolkit ships — in writing
- 99 of 100 remaining
Pricing
The standing plans — monthly or annual, upgrade or downgrade anytime.
Collector
$9.99/mo
or $99/yr — two months free
- Everything in Free
- 25 signal slots
- Weekly digest (or slower, your call)
- Net-if-sold on every valued book
Signals
$19.99/mo
or $199/yr — two months free
- Everything in Collector
- 250 signal slots
- Daily digest (or slower, your call)
- Catalyst alerts across your shelf
Cancel any subscription anytime; see the refund policy. Values are estimates, not financial advice — how our numbers work.