We check every product on this page once a day and record whether it still answers.
A dead-man's-switch check-in app that alerts your contacts by call, text, and email if you miss a scheduled check-in.
Free
What to know▼
How it works
A dead-man's-switch check-in app: set a check-in schedule, and if you go silent your contacts are reached by email, SMS, and an automated voice call until someone responds.
What's different
The timer runs server-side, so it still fires even if your phone is dead or off; never tracks location.
Pricing
Free for 3 contacts; Plus adds SMS + voice and up to 10 contacts.
We check every product on this page once a day and record whether it still answers.
Monitors your website's uptime, SSL, DNS, and email deliverability, and gives specific repair steps tailored to your actual hosting/CMS setup instead of generic advice.
What to know▼
How it works
Detects your tech stack, then generates setup-specific fix instructions when something breaks
What's different
Gives tailored instructions instead of a generic alert
Best for
Site owners/agencies who don't want to diagnose issues themselves
We check every product on this page once a day and record whether it still answers.
Automated SSL certificate tracking for agencies that monitors expiration across all client sites and only alerts when action is needed, instead of manual certificate management.
What to know▼
How it works
Tracks every client certificate automatically and surfaces only actionable alerts, removing SSL management from an agency's operational risk.
We check every product on this page once a day and record whether it still answers.
No-code website monitoring that checks page content, SSL certificates, meta tags and structured data (not just uptime), alerting via Slack, email, or PagerDuty when something breaks.
What to know▼
How it works
No-code checks monitor page content, SSL certificates, response times, meta tags, and JSON-LD structured data — not just uptime — running every 15 seconds from 9 locations, with instant alerts via email, Slack, PagerDuty, Pushover, or Pushbullet.
We check every product on this page once a day and record whether it still answers.
A cloud scheduling and monitoring platform for developer teams to run cron jobs, monitor services from multiple locations, and get incident alerts via Discord/Slack.
What to know▼
How it works
schedule cron jobs, multi-location service monitoring, free hosted status page, webhook alerts to Discord/Slack
We check every product on this page once a day and record whether it still answers.
A monitoring tool that runs your actual login/checkout/API flows every 30 seconds, for teams whose uptime pings say 'fine' while real user journeys are broken.
What to know▼
How it works
multi-step synthetic checks, cron job monitoring, status pages, instant alerts
We check every product on this page once a day and record whether it still answers.
Browser extension that reads important notifications aloud, but only ones containing keywords you set, so you can stay focused without missing urgent alerts.
No sign-up
What to know▼
How it works
Filters browser notifications by keyword and speaks matching ones aloud
Best for
People who want to stay heads-down but not miss a specific class of alert (e.g. "urgent", "deadline")
We check every product on this page once a day and record whether it still answers.
A tool that checks public HTTPS endpoints for SSL certificate expiry, trust, hostname match, and chain issues, and exports results to an Apify dataset or API.
Can export my data
What to know▼
How it works
Checks expiry, trust, hostname match, TLS, HSTS, redirects, issuer, SANs, and certificate-chain data for public endpoints.
Best for
Developers, agencies, and IT teams exporting certificate health into an existing workflow.
We check every product on this page once a day and record whether it still answers.
A lightweight error-tracking platform for JavaScript applications that captures browser and Node.js errors via an SDK into a developer dashboard, built for indie developers and small teams.
What to know▼
How it works
Add a small SDK, capture errors from browser or Node.js apps, and view them through a developer-focused dashboard.
Best for
Indie developers and small teams who want error tracking without a complex monitoring setup.
We check every product on this page once a day and record whether it still answers.
Tracks your keywords across LinkedIn, Reddit, X, Facebook, YouTube and Hacker News and alerts you by email, Slack or webhook. A general mention-monitoring tool, not developer-specific.
What to know▼
How it works
Monitors keywords across LinkedIn, Reddit, X, Facebook, YouTube and Hacker News and sends real-time alerts by email, Slack, or API webhook when they're mentioned.
We check every product on this page once a day and record whether it still answers.
A mobile threat and CVE alerting app that filters ongoing exploit activity down to what applies to your specific tech stack, instead of tracking every vulnerability disclosure yourself.
What to know▼
How it works
You enter your tech stack once; it then watches actively exploited vulnerabilities, filters to what applies to your stack, and sends a short daily briefing on what to do.
Best for
CISOs and security teams who need to prioritize which vulnerabilities actually matter to them.
We check every product on this page once a day and record whether it still answers.
A companion Android app for Tesla owners that surfaces real-time Sentry Mode alerts, drive history, charge tracking and lets you send vehicle commands.
What to know▼
How it works
An Android companion app for Tesla owners that surfaces real-time Sentry Mode alerts, drive history, charge tracking, and lets you send vehicle commands.
Best for
Tesla owners on Android who want Sentry and vehicle status outside the official app.
We check every product on this page once a day and record whether it still answers.
Swipe through real car listings, spot a good deal instantly,
What to know▼
How it works
A swipe-to-discover car marketplace: browse real listings, see instantly whether the price is fair, save favorites, and get alerted when a price drops.
Best for
Used-car shoppers who want a quick way to tell whether a listed price is fair.
We check every product on this page once a day and record whether it still answers.
Uptime monitoring that cross-checks outages from two regions before alerting you, and breaks page load into DNS, TLS and first-byte timing. Built by a developer for people running their own sites.
What to know▼
How it works
Checks websites every 60 seconds from probes in the EU and US, requiring a second probe in another region to confirm an outage before alerting; also breaks load time into DNS, TLS handshake, first byte and full load, and tracks SSL certificate expiry with alerts at 60/30/14/7 days.
What's different
Cross-region confirmation before paging to avoid false alarms from local network blips, and full SSL chain validation rather than just the leaf certificate.
Best for
Developers running their own sites who want alerts via email, Telegram or webhook without noise.
We check every product on this page once a day and record whether it still answers.
A Telegram bot that scans Solana and TON token contracts for rug-pull risk and alerts you in real time to liquidity pulls and creator dumps - a crypto-security tool.
What to know▼
How it works
A Telegram bot that scans Solana and TON token contract addresses for risk using multi-provider weighted scoring across control, liquidity, distribution and reputation. It sends real-time alerts on liquidity pulls, creator dumps, holder concentration and large transfers, deduplicated so each token is scanned once with alerts synced to all subscribers.
Best for
Solana/TON traders wanting to screen tokens for rug-pull risk before buying.
We check every product on this page once a day and record whether it still answers.
A free personal-safety app that automatically checks in on you and texts an emergency contact if you don't respond, instead of requiring you to press a panic button.
Free
What to know▼
How it works
checks in automatically and, if there's no response within a grace period, sends an SMS alert to a designated emergency contact; supports Apple Watch.
We check every product on this page once a day and record whether it still answers.
Turns a single HTTP POST request into a push notification on your phone, for developers wanting alerts from CI, cron jobs, or webhooks without building an app.
Free
What to know▼
How it works
Send a POST request with a publish key and it's delivered as a push notification via topics
What's different
No SDK or account setup needed to send an alert
Pricing
Free to receive notifications
Best for
Developers wanting alerts from scripts, CI, or webhooks
We check every product on this page once a day and record whether it still answers.
A dashboard tracking supply and borrow APY across 1,000+ DeFi pools on 32 networks, with custom alerts, for crypto users comparing yields across chains.
What to know▼
How it works
tracks APY across Aave, Morpho, Compound and others, sets alerts via Email/Telegram/Discord
We check every product on this page once a day and record whether it still answers.
Local-first overlay app for TikTok LIVE streamers with gift alerts, goals, leaderboards, and controller overlays that keep viewer data on the streamer's own PC.
FreeNo sign-upWorks offline
What to know▼
How it works
runs locally, browser-source URLs plug into OBS or TikTok LIVE Studio
We check every product on this page once a day and record whether it still answers.
An attack surface monitoring tool for small and mid-size businesses that finds exposed subdomains, open ports, and misconfigured cloud buckets before attackers do.
What to know▼
Best for
SMBs wanting to see their external security exposure.
We check every product on this page once a day and record whether it still answers.
A free native app focused only on the NYC subway, offering real-time train tracking, alerts, trip planning, and station entrance info, instead of a general transit app.
FreeNo adsNo tracking
What to know▼
How it works
A native app offering real-time subway countdowns, live train tracking, alerts, trip planning, reminders, and entrance widgets, focused only on the NYC subway.
Pricing
Free, no ads, no tracking.
Best for
Daily NYC subway riders who want a narrow, precise tool instead of a general transit app.
We check every product on this page once a day and record whether it still answers.
A native Mac menu-bar app for custom battery alerts, charge limiting, per-app energy use and iPhone/iPad battery health — replaces stacking AlDente, coconutBattery and AirBuddy, one-time purchase.
Pay once
What to know▼
How it works
A native Mac menu-bar app that replaces Apple's default battery warnings with custom alerts at any percentage, adds charge limiting, per-app energy insights, and iPhone/iPad battery health and temperature tracking.
What's different
Positioned as one lightweight native Swift app instead of stacking AlDente, coconutBattery, and AirBuddy separately.
Pricing
Pay once, own forever (one-time purchase).
Best for
Mac users currently running multiple separate battery-monitoring apps who want one native replacement.
We check every product on this page once a day and record whether it still answers.
A tool that tracks end-of-life dates and CVEs for 460+ technologies and sends advance alerts.
What to know▼
How it works
Tracks end-of-life dates and CVEs for 460+ technologies (languages, frameworks, databases, OS), sending alerts 6mo/3mo/1mo/1wk before EOL and the moment a new CVE hits a version.
We check every product on this page once a day and record whether it still answers.
Monitors wallet addresses and alerts you when USDT/USDC moves, without connecting a wallet.
What to know▼
How it works
Monitors wallet addresses and sends push, email or Telegram alerts when USDT or USDC moves in or out, without requiring you to connect a wallet or share keys.
What's different
Read-only monitoring, no wallet connection needed.
Best for
People tracking payments, exchange deposits or whale wallet activity.
We check every product on this page once a day and record whether it still answers.
Daily email alerts for trucking insurance agents listing FMCSA insurance-cancellation filings by state.
What to know▼
How it works
Every business day it reads FMCSA's public insurance-cancellation filings, filters them to the states you sell in, attaches carrier phone numbers, and emails you the list.
We check every product on this page once a day and record whether it still answers.
An open-source threat-intelligence platform pulling from feeds like URLhaus, CISA KEV and VirusTotal, building a relationship graph of IPs, domains and CVEs, and exporting to SIEM via STIX/TAXII — for security engineers, not IT generalists.
Open sourceCan export my data
What to know▼
How it works
Automatically ingests data from feeds like URLhaus, CISA KEV, OTX, Shodan, and VirusTotal, correlates IOCs, resolves conflicting data, and builds a knowledge graph of relationships between IPs, domains, and CVEs, explaining why each alert was generated.
What's different
Open source, and exports to SIEM tools via STIX 2.1/TAXII 2.1, with automated response playbooks included.
Best for
Security engineers building or extending a threat-intelligence pipeline.
We check every product on this page once a day and record whether it still answers.
Tracks open-source projects you follow and alerts you on Slack, Discord, Telegram or email when a matching GitHub issue opens. For developers hunting contribution opportunities without manually browsing repos.
What to know▼
How it works
Tracks open-source projects you follow, surfaces GitHub issues matching your preferred labels, and notifies you via Slack, Discord, Telegram or email when new matching issues open or related pull requests update.
Best for
Developers looking to find open-source issues to contribute to without manually browsing repos.
We check every product on this page once a day and record whether it still answers.
Open-source platform for modeling and running BPMN/DMN business workflows with REST APIs and monitoring tools — built for developer and technical ops teams.
Open source
What to know▼
How it works
An open-source workflow orchestration platform for modeling, running, monitoring, and operating BPMN and DMN business processes, with REST APIs, Tasklist, Cockpit, and Admin tools.
What's different
Open-source with enterprise-ready support options available.
Best for
Developer and technical operations teams building and running BPMN/DMN business process workflows.
We check every product on this page once a day and record whether it still answers.
Tracks renewal dates, subscriptions and deadlines so you don't forget an expired inspection or keep paying for something you don't use — replacing sticky notes and spreadsheets.
Free
What to know▼
How it works
Tracks renewal dates, subscriptions and compliance deadlines across a workshop, team, or personal life so nothing lapses unnoticed.
What's different
Positioned as a replacement for sticky notes and the one dreaded shared Excel sheet everyone is afraid to touch.
Pricing
Has a free tier and doesn't require a credit card to start.
Best for
People or small teams juggling recurring deadlines like inspections, subscriptions, or asset compliance who currently track them by memory or spreadsheet.
We check every product on this page once a day and record whether it still answers.
A Telegram-based crypto trading bot offering automated buy/sell execution, portfolio tracking and multi-exchange support; the listing reads like generic marketing copy with few specifics.
What to know▼
How it works
A Telegram-based bot for automated crypto trade execution, real-time market monitoring, instant alerts, portfolio tracking, and multi-exchange integration.
Best for
Crypto traders and businesses wanting automated buy/sell execution and portfolio tracking through Telegram.
We check every product on this page once a day and record whether it still answers.
A tool that monitors crypto wallets across Ethereum, Bitcoin, Solana, and Tron and sends real-time Telegram alerts.
Free
What to know▼
How it works
Monitors wallets across Ethereum, Bitcoin, Solana, and Tron and sends real-time alerts to Telegram when a transaction hits the chain, with whale detection and inflow/outflow/swap filters, no node setup required.
Pricing
Free, no credit card required.
Best for
Crypto holders wanting instant wallet activity alerts without running their own infrastructure.
We check every product on this page once a day and record whether it still answers.
A cozy pixel-art visualization of your team that reflects each person's Slack status.
Watch out · Built for a second monitor or office TV; never reads message content; admin installs once, everyone signs in with Slack.
Free
What to know▼
How it works
Places teammates in a cozy pixel-art world based on their Slack status (meeting, focus, coffee, away), with day/night, weather, cats, music, and reactions.
Pricing
Free to try.
Watch out
Built for a second monitor or office TV; never reads message content; admin installs once, everyone signs in with Slack.
We check every product on this page once a day and record whether it still answers.
Free, no-signup toolkit of 169 diagnostics for DNS, email authentication, TLS certificates, IP blacklists and security headers, built for self-hosters debugging mail and web infrastructure.
FreeNo sign-upData stays with you
What to know▼
How it works
runs DNS/SPF/DKIM/DMARC/TLS/blacklist/header checks plus in-browser dev utilities (JWT, cron, regex, hashing)
What's different
replaces juggling six separate diagnostic sites; some checks keep data local to your machine
Pricing
free to run checks; watchlists, alerts, embeddable badges and API available on top
Best for
self-hosters and sysadmins debugging DNS/email/TLS issues
We check every product on this page once a day and record whether it still answers.
Lets you view and archive Instagram stories, highlights and reels from public accounts anonymously, plus tracks a given account's follows and story activity.
Watch out · Only works on public accounts
No sign-up
What to know▼
How it works
Views public IG content without appearing in the viewer list, auto-archives for 30 days
We check every product on this page once a day and record whether it still answers.
Tracks any flight live on a map with gate/delay info via Lock Screen Live Activity or a floating Android pill, instead of paying for a flight-tracking subscription.
