Appchkr is an uptime monitoring, alerting, and reporting family of software featuring advanced, high power, general purpose types for large networks and server farms to simple, basic types specialized for small businesses and individual websites. Free forever for 10 targets. Hands-free background operation. Swift setup, fast alerts, unmatched feature set and performance/price ratio. Runs on any MSWindows or Linux version. Checks both LANs and WANs, intranet and internet, both inside and outside your network. Worldwide distribution and support. Light on your time, your network, and your budget. Types specialized for databases, facilities management, security, and QA/QC/Certification/test systems. Integrates with Slack and Pagerduty. Offers public status pages. Integrated diagnostic tools help shorten and prevent downtime. Controlled via web browser and/or command line, interchangeably. Auto-flex option minimizes cost. Extensive documentation.