With Sentry, you won't have to get those meaningless and hard to figure out error messages with your minified JS files. All you need to do is provide Sentry with a source map and it'll decompress your JS file and pin point to which line is causing the error.
The client keys page of the setup section has keys that have the public and private keys in them. This isn't explained on the page, so when integrating Sentry with another service, it's easy to mistakenly copy the private key when you wanted the public key.
Atatus will break down the specific user actions that lead to an error, so you can see what they did before the error occurred. For example, you could see what they typed into a form, and what they clicked on that lead to the error.
Airbrake.io boasts a beautiful user interface which gives easy access to features such as intelligent error grouping and application insights, session details and backtraces. All these allow you to squash those bugs at a much faster pace.
You can only get access to Raygun's APIs (application program interface), NDAs (non-disclosure agreements), and SLAs (service level agreement) with the Enterprise plan, which costs at least $999/month. Having access to these could be beneficial, or at least provide peace of mind to smaller comp...