nomoat / Categories / Uptime and monitoring software

Uptime and monitoring software

Small, specific uptime and monitoring tools, ready to use today. 285 products listed. Of these, 170 have a free plan, 10 sell for a one-off price, 4 carry proof such as verified revenue, update history or uptime.

Filter and search these

• 

  0
  Obics

  Finds wasteful logs and telemetry in your source code and opens pull requests to cut observability bills for engineering teams.

  Since 2026

  Uptime and monitoring · Developers

• 

  0
  ObServe

  iPhone app showing CPU, memory, temperature, storage and network stats for your home servers and machines.

  Uptime and monitoring · Individuals and families

• 

  0
  Onepilot

  An iPhone terminal with persistent SSH sessions, server alerts and live views of coding agents running on your hosts.

  Since 2026

  Uptime and monitoring · Developers

• 

  0
  OnlineOrNot

  Checks websites, APIs and cron jobs every 30 seconds and confirms an outage before alerting your team.

  Subscription · Uptime and monitoring · Developers

• 

  0
  OpenLIT

  Open source tracing, evals, guardrails and prompt management for AI agents, built on OpenTelemetry and free to self-host.

  Free · Uptime and monitoring · Developers

• 

  0
  OpenObserve

  Stores and searches logs, metrics and traces at low storage cost, as a cloud service or software you host yourself.

  Free plan · Uptime and monitoring · Developers

• 

  0
  Opslane

  Open-source error tracker that ranks frontend bugs from errors and session replays and opens fix pull requests on GitHub.

  Since 2024

  Uptime and monitoring · Developers

• 

  0
  Otterwatch

  Watches SSL certificate expiry and site uptime every day and only emails you when something changes, free for up to five sites.

  Free plan · Uptime and monitoring

• 

  0
  PA Server Monitor

  Agentless monitoring for servers, storage and file access, with alerts and audit reports, for IT teams.

  One-off payment · Uptime and monitoring

• 

  0
  PageCrawl

  Watches any web page for changes, such as competitor prices or policy updates, and tells you in plain words what changed.

  Free plan · Uptime and monitoring

• 

  0
  PagerTree

  Sets up on-call rotas and escalations, then routes alerts to the right engineer by push, SMS, voice or email.

  Free plan · Uptime and monitoring · Developers

• 

  0
  Papercuts

  AI agents use your live web app like a real user, following set flows or exploring, and email you when something breaks.

  Since 2026

  Free plan · Uptime and monitoring · Developers

• 

  0
  Parseable

  Stores and queries logs, metrics and traces on object storage at low cost, as a managed cloud or on your own servers.

  Since 2026

  Uptime and monitoring · Developers

• 

  0
  Parsivex

  Connects to an AWS account, reports idle and oversized resources, and sends alerts when spend or waste jumps.

  Free plan · Uptime and monitoring · Software companies

• 

  0
  Pascal's Pager

  Gives each service a private webhook URL and turns incoming JSON into plain English iPhone alerts, with sensitive fields masked.

  Since 2026

  Uptime and monitoring · Developers

• 

  0
  pbar.io

  Lets developers share live progress of scripts and jobs through a link, via an API or a tqdm replacement.

  Uptime and monitoring · Developers

• 

  0
  phpinfo() WP

  WordPress plugin that checks server health, PHP compatibility and updates, and produces audit reports for site owners.

  Free plan · Uptime and monitoring · Agencies

• 

  0
  Ping Master

  A phone app that checks up to 25 servers with TCP pings, charts latency and alerts you when one goes down.

  Uptime and monitoring · Developers

• 

  0
  Pingmeter

  Monitors website uptime from several countries, tries automatic recovery, and calls or texts you if the problem stays.

  Subscription · Uptime and monitoring

• 

  0
  PingPong

  Hosted status pages with built-in uptime checks, so you can keep customers informed during outages and cut support tickets.

  Free plan · Uptime and monitoring · Software companies

• 

  0
  Pingrely

  Checks your websites and servers every minute from several continents and alerts you by SMS, email or Slack when they go down.

  Free plan · Uptime and monitoring

• 

  0
  PingTray

  Sits in the Mac menu bar, checks a server on a schedule and shows whether it is up, with response time a click away.

  Free · Uptime and monitoring · Individuals and families

• 

  0
  Pingzo

  Checks your websites, APIs and ports and messages you on WhatsApp after repeated failures, with status pages and SSL checks.

  Free plan · Uptime and monitoring · Developers

• 

  0
  Plomer

  Watches your websites and domains from iPhone or Mac, warns about downtime and expiring domains, and collects app events by webhook.

  Uptime and monitoring · Developers

• 

  0
  plsfix

  Learns from incidents your team already fixed and answers repeat outages in Slack with a runbook you can run.

  Since 2024

  Uptime and monitoring · Developers

• 

  0
  PocketNOC

  Phone app for network engineers to check SolarWinds Orion node health, alerts, charts and disk use on the go.

  Uptime and monitoring

• 

  0
  Polar Signals Cloud

  Always-on profiling of CPU, GPU and memory in production so engineers can find slow code and cut server costs.

  Since 2021

  Free trial · Uptime and monitoring · Developers

• 

  0
  Proberix

  Checks websites and APIs from several locations over HTTP, TCP, UDP and DNS and alerts teams when they go down or slow.

  Since 2024

  Free trial · Uptime and monitoring · Developers

• 

  0
  ProdRescue

  Writes incident postmortems from pasted production logs, with each finding linked to a log line, for backend teams.

  Since 2026

  Free plan · Uptime and monitoring · Developers

• 

  0
  Pulsetic

  Checks your websites, SSL, ports and cron jobs, confirms outages from other regions and runs status pages on your domain.

  Since 2024

  Free plan · Uptime and monitoring · Online sellers

• 

  0
  PulseWatch

  Watches web pages for changes such as price drops or restocks and sends alerts by email, push, Slack or webhook.

  Free plan · Uptime and monitoring

• 

  0
  QueueForge

  Watches dead letter queues in RabbitMQ and Kafka, alerts on stuck consumers or spikes, and lets engineers replay failed messages.

  Since 2026

  Uptime and monitoring · Developers

• 

  0
  R-U-ON

  Hosted monitoring that checks servers and remote devices and alerts IT staff by email, SMS or app.

  Pay as you go · Uptime and monitoring · Agencies

• 

  0
  Raindrop

  Traces AI agent runs in production, flags silent failures and lets teams test changes in simulation before release.

  Since 2025

  Free plan · Uptime and monitoring · Developers

• 

  0
  Relvato

  Re-tests your site in a real browser after changes and keeps checking checkout, speed, search and security, then suggests what to fix.

  Free plan · Uptime and monitoring · Online sellers

• 

  0
  Respan

  Sends requests to many AI models through one API with fallbacks, and records traces and evals of each agent run.

  Free plan · Uptime and monitoring · Developers

• 

  0
  Rivet

  An iPhone app for checking your self-hosted Uptime Kuma monitors, with response charts, push alerts and widgets.

  One-off payment · Uptime and monitoring · Developers

• 

  0
  RobinRelay

  A Slack bot that answers new alerts with notes on how your team fixed similar incidents before.

  Since 2025

  Free plan · Uptime and monitoring · Developers

• 

  0
  Rollbar

  Catches errors in live software, shows session replays and deploys, and can open a tested pull request with a fix for you to review.

  Free plan · Uptime and monitoring · Developers

• 

  0
  Scanfully

  Watches WordPress sites for downtime, slow pages, broken links, email and DNS problems, and logs every change so you can see what broke.

  Subscription · Uptime and monitoring · Agencies

• 

  0
  ScrapX

  Watches competitor and other web pages and tells you when design, wording or prices change, with data extraction.

  Since 2023

  Free plan · Uptime and monitoring · Online sellers

• 

  0
  ServerBuddy

  Mac app for checking and managing Linux servers: stats, services, Docker, files and cron jobs through a visual interface.

  Since 2025

  Free plan · Uptime and monitoring · Developers

• 

  0
  Servervana

  Tracks website uptime, speed and Core Web Vitals, and helps you find out why a page slowed down or failed.

  Uptime and monitoring · Developers

• 

  0
  sigabrt

  Emails you when a scheduled script or cron job fails to ping its URL on time, with status viewable over SSH.

  Since 2026

  Free plan · Uptime and monitoring · Developers

• 

  0
  Simple Observability

  Install one agent to get server metrics, logs, uptime checks and cron tracking on one dashboard, at a low flat price.

  Free plan · Uptime and monitoring · Developers

• 

  0
  SIP3

  Watches VoIP and real-time call traffic live so telecom teams can spot and fix call quality problems.

  Uptime and monitoring · Software companies

• 

  0
  Site Spy

  Pick a price, slot or section on any web page and get alerted when it changes, for shoppers and businesses tracking rivals.

  Since 2026

  Free plan · Uptime and monitoring

• 

  0
  SitePuls

  Monitors sites, APIs, SSL, domain renewals, DNS and cron jobs for freelancers and teams, with alerts by email, Telegram or webhook.

  Free plan · Uptime and monitoring · Agencies

• 

  0
  SiteSkite

  One dashboard for agencies to back up, update, stage and monitor many WordPress sites, with AI agent access.

  Uptime and monitoring · Agencies

• 

  0
  Sitesure

  Checks your website, APIs, TCP services, background jobs, SSL and domain renewal, and alerts you when something fails.

  Free plan · Uptime and monitoring · Developers

• 

  0
  Skybear.NET

  Hosted service that runs scripted HTTP API tests on a schedule or in CI so teams know their endpoints still work.

  Since 2024

  Uptime and monitoring · Developers

• 

  0
  Skylight

  Shows Rails developers which endpoints are slow and why, so they can fix the worst ones first and check each deploy.

  Free trial · Uptime and monitoring · Developers

• 

  0
  Sniffnet

  A free desktop app that shows your network traffic, bandwidth use and which hosts your computer talks to.

  Free · Uptime and monitoring · Individuals and families

• 

  0
  Sodabase

  Watches your Supabase project for stale, changed or wrong data, explains the cause and suggests a fix.

  Since 2026

  Uptime and monitoring · Developers

• 

  0
  Speedtest Tracker

  Runs regular speed tests on your connection and keeps a history so you can check your ISP delivers what it promised.

  Free · Uptime and monitoring · Individuals and families

• 

  0
  Spikelog

  Send a number to an HTTP endpoint and get a chart of it over time, for small apps and side projects.

  Since 2025

  Uptime and monitoring · Developers

• 

  0
  SSLMate

  Buys, installs and renews SSL certificates automatically and watches for certificates issued for your domains.

  Since 2016

  Subscription · Uptime and monitoring · Developers

• 

  0
  Stacklight

  An iPhone and Apple Watch app that shows the status of your self-hosted services like Pi-hole, Proxmox and Plex.

  Uptime and monitoring · Individuals and families

• 

  0
  Stats

  Shows your Mac's CPU, memory, disk, network, battery and temperatures as small widgets in the menu bar.

  Free · Uptime and monitoring · Individuals and families

• 

  0
  Statused

  Posts a Slack alert when Apple or Google approves or rejects your app, or a TestFlight build is ready.

  Since 2023

  Subscription · Uptime and monitoring · Developers

Related

• Uptime and monitoring software for agencies 45