UPSLink – NUT UPS Monitor

UPSLink is a modern UPS monitoring app for Network UPS Tools (NUT), Synology NAS, Unraid, Proxmox, TrueNAS, Home Assistant, Raspberry Pi, and other NUT-compatible infrastructure environments. Monitor UPS battery status, runtime remaining, power events, load, voltage, and battery health directly from your Android device with real-time updates, outage alerts, home screen widgets, and background monitoring. Whether you're protecting a homelab, NAS, server rack, virtualization cluster, or critical home infrastructure, UPSLink helps you stay informed when power conditions change. FEATURES • Monitor NUT and upsd-compatible UPS servers • Live UPS battery percentage and runtime remaining • Real-time load, voltage, frequency, and status monitoring • Instant power outage notifications • Low battery and low runtime alerts • Replace Battery (RB) detection and warnings • Android home screen widgets • Multiple UPS support • Auto-discover NUT servers on your network • Background monitoring and alerting • Pull-to-refresh live status updates • Dark modern dashboard built for fast visibility • Multiple widgets linked to different UPS devices PERFECT FOR • Synology NAS UPS monitoring • Unraid UPS monitoring • Proxmox UPS monitoring • TrueNAS UPS monitoring • Home Assistant UPS monitoring • Raspberry Pi NUT servers • Homelab environments • Home servers • Virtualization hosts • Self-hosted infrastructure • Server racks and labs • IT administrators and power users • UPS battery backup monitoring • Network UPS monitoring COMPATIBILITY UPSLink is designed for Network UPS Tools (NUT) and upsd-compatible environments. Common deployments include: • Synology NAS • Unraid • Proxmox • TrueNAS • Home Assistant • Raspberry Pi NUT servers • Linux NUT installations • Self-hosted UPS monitoring environments Compatible with many UPS brands including: • APC • CyberPower • Eaton • Tripp Lite • Vertiv / Liebert • PowerWalker Support depends on the UPS metrics exposed by your NUT server. POPULAR USE CASES • Monitor your Synology UPS remotely • Track UPS runtime on Unraid • Monitor power events on Proxmox • Watch Home Assistant NUT servers • Receive outage notifications on Android • Monitor UPS battery health and replacement status • Check runtime remaining before shutdown events • Keep visibility into critical infrastructure from anywhere on your network MONITOR YOUR POWER INFRASTRUCTURE Track UPS health, battery charge, runtime remaining, power events, load, voltage, and battery replacement conditions with a polished real-time Android experience built specifically for NUT-powered environments.