
Downtimes happen
Get notified when your website, service or device is down

Powerful monitoring tools
HTTP monitoring
Ensure the web server is functioning properly with simple and straightforward HTTP monitoring.
SSL Certificate monitoring
Be the first to know about any SSL certificate issues. Notifications are sent 30, 10 and 1 day before certificate expiration, so you’ll have enough time to renew it.
Keyword‑based monitoring
Simple keyword‑based monitoring checks presence or absence of a specific word or phrase on a webpage.
Port monitoring
Monitor any port on your server. Make sure database, FTP, SSH and other services running on different ports on your server are always available. We support any port, including HTTPS, POP3, IMAP, SMTP and many others.
Ping monitoring
Simple and reliable ICMP monitoring. Make sure your server or any device in the network is available.
Change monitoring
Monitor the xPath change to know exactly when it happened and what the change is.
Why AppChecks?
1-minute check interval
Perfect time for the most cases. It's fast enough to get notices of failure before your clients say that to you. Need less than a minute period? Write to us, and we'll see what we can offer you.
Only what you need, and nothing more
We offer just what you need instead of numerous features. We stand for simplicity!
Essential notifications
Keep monitoring everywhere you go. Get instant alerts via email, SMS, voice call, Telegram or Pushover.
No seats management
Pay only for monitors, not for seats. Just add your teammate's email or phone number and ask him to confirm the notification destination. That's it!
Integrate with your apps
Easily integrate AppChecks with your infrastructure. Use webhooks to receive monitoring failure notifications.
Simple pricing
We offer a 1 monitor forever. No credit card required. Than only $2 per monitor. No hidden charges and upsales.