Pricing

Simple pricing for aquarium keepers

Choose a plan that matches how often you diagnose tank issues, from occasional one-time checks to unlimited monthly access.

After every diagnosis, you can export a PDF.

Pay per use and Pro users can download a clean copy of the diagnosis. Pro users also keep the full tank history and unlimited diagnoses.

Prices update to the selected currency.
Try a diagnosis

The PayPal checkout currency is shared across both plans below.

Free

Starter

$0

Try TankDoctor with one free diagnosis to validate the workflow.

  • 1 total diagnosis only
  • No saved tanks
  • No diagnosis history
  • No credit card required
Start free diagnosis

Free plan includes 1 diagnosis. Upgrade for unlimited access.

Pro

Upgrade

$9/month

For owners who want unlimited diagnoses, a full tank timeline, and portable records.

  • Unlimited diagnoses
  • Unlimited tank profiles
  • Full diagnosis history
  • Download every diagnosis as PDF
  • Priority support

Pay per use

One-time

$4.99

One-time checkout for a single diagnosis with a downloadable PDF for your records.

  • 1 diagnosis credit
  • Download that diagnosis as PDF
  • No subscription required
  • Great for occasional checks