Below is a table showing the Salesforce Audit Tools compared between Debug Logs, Audit Trail and Field History.
Debug Logs | Audit Trail | Field History | |
Tracks | Tracks automated actions – activity performed and results generated by end user or code | Tracks configuration changes by administrator or developers | Track changes of data value for fields. |
Examples | Execution of Apex trigger | Change to a workflow rule | Update to Status or Pay Grade field |