AppSignal vs Skylight: What are the differences?

## Introduction
The following provides key differences between AppSignal and Skylight.

1. **Supported Technologies**: AppSignal offers support for Ruby on Rails, Elixir, Phoenix, and Node.js, while Skylight focuses primarily on Ruby on Rails applications.

2. **Integration**: AppSignal offers seamless integrations with popular tools like GitHub, Slack, and PagerDuty to facilitate team collaboration and notifications, whereas Skylight focuses more on performance monitoring and optimization without extensive integrations.

3. **Monitoring Capabilities**: AppSignal provides detailed insights into error tracking, performance monitoring, and host metrics, offering a comprehensive view of your application's health, whereas Skylight focuses more on performance monitoring and has limited error tracking capabilities.

4. **Customization**: Skylight allows for more customization options in terms of setting specific performance metrics thresholds and creating custom dashboards, while AppSignal provides a more straightforward, out-of-the-box monitoring solution.

5. **Scalability**: AppSignal is known for its scalability features, making it suitable for both small and large applications, while Skylight is more tailored towards medium to large-scale Ruby on Rails applications.

6. **Cost**: Skylight offers a free plan for development use only, whereas AppSignal provides a 30-day free trial for all its plans, allowing users to test the features before committing to a paid subscription.

In Summary, the key differences between AppSignal and Skylight lie in their supported technologies, integration capabilities, monitoring features, customization options, scalability, and pricing structures.