OnlineOrNot VS StackMail

• Ease of Use
  OnlineOrNot boasts a user-friendly interface that makes it simple for users to set up and monitor websites for uptime.
• Customization Options
  The service offers a range of configuration options, allowing users to tailor monitoring alerts and reports to their needs.
• Real-time Monitoring
  OnlineOrNot provides real-time monitoring capabilities, helping users to quickly identify and respond to downtime issues.
• Multiple Check Types
  The platform supports a variety of check types including HTTP, HTTPS, and keyword checks, ensuring comprehensive monitoring.
• Notification Integrations
  OnlineOrNot integrates with various notification systems like email, Slack, and other channels, ensuring that users are promptly informed of any issues.
• Affordable Pricing
  The service offers competitive and transparent pricing plans, making it accessible for both small businesses and larger enterprises.

Possible disadvantages

• Limited Advanced Features
  While adequate for most needs, OnlineOrNot may lack some advanced features that specialized monitoring services provide.
• Support Availability
  Customer support options may be limited, particularly for lower-tier plans, which could be a drawback for users requiring immediate assistance.
• Scalability Issues
  The platform might not be as scalable as some competitors, which could pose challenges for very large enterprises needing to monitor a vast number of sites.
• Learning Curve
  Despite its user-friendly interface, some users may still face a learning curve when first getting started with the platform.
• Dependency on Internet
  As an online service, OnlineOrNot itself depends on having a reliable internet connection, which could be a drawback if users have unstable internet access.

• Privacy-Focused
  StackMail emphasizes data privacy and security, offering encrypted email services without scanning user data for advertising purposes, appealing to privacy-conscious businesses.
• Business-Oriented Features
  Designed specifically for businesses, it includes features like custom domain email, collaborative tools, calendars, and contact management tailored for professional use.
• Competitive Pricing
  StackMail offers competitively priced plans compared to some larger email providers, making it accessible for small to medium-sized businesses.
• No Ads
  Unlike some free email services, StackMail does not display ads to users, providing a cleaner and more professional email experience.
• Custom Domain Support
  Users can easily set up email addresses with their own custom domain names, enhancing brand professionalism and consistency.

Possible disadvantages

• Limited Brand Recognition
  As a newer or lesser-known provider compared to Google Workspace or Microsoft 365, StackMail may lack the trust and reputation that larger providers have established.
• Fewer Third-Party Integrations
  Compared to major email service providers, StackMail may offer fewer integrations with third-party apps and services, limiting its versatility for some businesses.
• Limited Advanced Features
  It may not offer the same breadth of advanced productivity and collaboration tools that come bundled with larger platforms like Microsoft 365 or Google Workspace.
• Smaller User Community
  Due to a smaller user base, there may be fewer community resources, third-party tutorials, or troubleshooting forums available online.
• Uncertain Long-Term Support
  As a smaller company, there might be concerns regarding the long-term viability, updates, and continued support of the service compared to more established providers.

Monitor a Website with OnlineOrNot

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• Ask HN: What are you working on? (September 2026)

  Still OnlineOrNot (https://onlineornot.com/), 5.5 years on. Most recently I shipped an MCP server (w/ OAuth sign-in) recently to expose the API a bit better to agents, a TypeScript SDK and rewrote the CLI to use it. Just before LLMs... - Source: Hacker News / about 1 month ago

• Ask HN: What are you working on? (April 2026) (Non AI)

  Still OnlineOrNot (https://onlineornot.com/) - I've been working on adding more and more configurability to the browser checks feature. More recently, I've made it so you can drop your existing playwright test suites into the code... - Source: Hacker News / 6 months ago

• Ask HN: What Are You Working On? (March 2026)

  I've been celebrating five years of working on OnlineOrNot (https://onlineornot.com/) by adding more features for teams that build software: - 2FA, PassKey, and password-based login for folks that hate magic links - Moved my entire API... - Source: Hacker News / 7 months ago

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Tracking StackMail since Aug 2023.