Pricing

Simple, transparent pricing

Try Pro free for 14 days. No commitment, cancel anytime in Settings.

Most popular

Pro

10 watches

$7.99/mo
  • Real-time push notifications
  • Adjustable similarity threshold
  • Nice class filtering
  • Full alert history
  • Email + push notifications

Business

50 watches

$19.99/mo
  • Everything in Pro
  • Weekly PDF summary report
  • Priority support

Developer

100 watches

$34.99/mo
  • Everything in Business
  • REST API access
  • API key management
  • Webhook delivery
  • Filing search API
  • Similarity scoring API

Frequently asked questions

Can I cancel anytime?

Yes. Cancel from your Settings page. You'll keep access until the end of your billing period.

What happens when I hit my watch limit?

You'll need to upgrade or remove an existing watch to add a new one. Your existing watches keep running.

What happens after my 14-day trial?

We charge $7.99 to the card on file and your Pro subscription continues. Cancel any time before day 14 in Settings for $0 charge.

Can I get a refund if I forget to cancel?

Yes — email support@markstalker.com within 7 days of the charge and we'll refund the first month.

How quickly are new filings detected?

We process new USPTO bulk data daily. Most filings are scanned within 24 hours of publication.