upsonar.io
Your site can be "up" but broken — we catch that

Monitor Smarter

From just €0.40/day — because "site's down" shouldn't come from Twitter first

Wave
For agencies & teams
€33/month
Billed as €390/year
Save €78/year
  • 30 websites
  • 1-minute check interval
  • 9 regions per website
  • Full monitoring suite
  • DNS change history
  • Email notifications
  • Telegram notifications
  • Webhook integrations
  • Keyword monitoring
  • 200 daily email alerts
  • Custom alert cooldown
  • Recovery email alerts
  • Priority support
Most Popular
Pulse
For growing businesses
€10/month
Billed as €120/year
Save €24/year

Without Pulse you're missing:

  • 7 more websites than Echo
  • 5x faster detection
  • Global coverage (USA + EU + Asia)
  • DNS change history & alerts
  • 10 websites
  • 1-minute check interval
  • 3 regions per website
  • Uptime + SSL + Domain expiry
  • DNS change history
  • Email notifications
  • Telegram notifications
  • Webhook integrations
  • Keyword monitoring
  • 50 daily email alerts
  • Custom alert cooldown
  • Recovery email alerts
  • Priority support
Echo
Current
For hobby projects
Free
Forever
  • 3 websites
  • 5-minute check interval
  • 1 region per website
  • Uptime monitoring
  • SSL certificate monitoring
  • DNS monitoring
  • Email notifications
  • Telegram notifications
  • 10 daily email alerts
  • 60-min alert cooldown (fixed)
14-day money-back guarantee
Cancel anytime
Secure payment via Stripe

Frequently Asked Questions

Can I change plans anytime?

Yes! You can upgrade or downgrade your plan at any time. When upgrading, you'll be charged the prorated difference. When downgrading, the change takes effect at the end of your billing period.

What happens when I upgrade?

Your new limits take effect immediately after payment. You can add more sites, enable faster check intervals, and add more regions right away.

Do you offer refunds?

Yes, we offer a 14-day money-back guarantee. If you're not satisfied, contact us within 14 days and we'll refund your payment — no questions asked.

What payment methods do you accept?

We accept all major credit cards (Visa, Mastercard, American Express) through Stripe. Your payment information is securely processed and never stored on our servers.

How do alerts work on the free plan?

The free plan includes 10 email alerts per day with a 60-minute cooldown between alerts for the same monitor. All incidents are recorded in your dashboard regardless of email limits. Upgrade to Pulse for 50 daily alerts, custom cooldown periods, and recovery email notifications.