Downtimes happen

Get notified when your website, service or device is down

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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.