Simple pricing.
Start free. Upgrade when you need full protection.
Block 2-3 repeat orders and it pays for itself.
No contracts. No per-order fees. Cancel anytime.
Watchdog
Free
- 1 rule
- 50 checks/month
- Email detection
- Disposable email blocking
No credit card required
Most popular
Sentinel
$29/mo
- Unlimited rules
- Unlimited checks
- All 5 detection signals
- Post-purchase automation
- Shopify admin integration
No credit card required
Fortress
$79/mo
- Everything in Sentinel
- Priority support
- Advanced analytics
- Custom integrations
- Dedicated onboarding
No credit card required
Compare plans
| Feature | Watchdog | Sentinel | Fortress |
|---|---|---|---|
| Protection rules | 1 | Unlimited | Unlimited |
| Monthly checks | 50 | Unlimited | Unlimited |
| Email normalization | ✓ | ✓ | ✓ |
| Disposable email blocking | ✓ | ✓ | ✓ |
| Phone detection | ✕ | ✓ | ✓ |
| Address matching | ✕ | ✓ | ✓ |
| IP detection | ✕ | ✓ | ✓ |
| Device fingerprinting | ✕ | ✓ | ✓ |
| Post-purchase automation | ✕ | ✓ | ✓ |
| Admin risk cards | ✓ | ✓ | ✓ |
| Priority support | ✕ | ✕ | ✓ |
| Custom integrations | ✕ | ✕ | ✓ |
| Dedicated onboarding | ✕ | ✕ | ✓ |
Questions
Is there a free trial?
Sentinel and Fortress both include a 7-day trial with all features. No credit card needed.
What counts as a check?
One check per checkout attempt with a protected product. Doesn't matter how many signals are active.
Any per-order fees?
No. Flat monthly price. Nothing extra.
Can I switch plans?
Anytime. Changes are immediate and billing is prorated.