This is a list of new features in Enswitch 3.7. It is not exhaustive; some enhancements are too minor to list. A full list of features is also available.

• The menu structure of the web interface can be configured within the web interface itself, allowing menus to be renamed or added at will.
• Provisioning templates can be configured within the web interface.
• Each telephone line can have a different provisioning template.
• Provisioning files can bulk regenerated for all telephone lines in a customer.
• Alerts can be stored in the database and viewed later.
• Many new features for the call plugin system.
• The complete flow of a set of CDRs in the same call can be shown on the web interface.
• Call history .csv export shows both internal and external callerids.
• Completely independent routing for voice calls, fax calls, and text messages.
• Rate plan routing exceptions can use multiple peers.
• The web control panel shows call durations, internal callerids, and caller names.
• Web logins can be limited to multiple ranges of IP addresses.
• Registration and calls can be limited to multiple ranges of source IP addresses rather than a single address.
• Telephone lines can be searched by MAC address.
• Telephone lines can be marked as not expected to be registered, so will not trigger alerts.
• When saving a telephone line, users are warned if any telephone lines in other customer have the same MAC address.
• Mailbox audio names can be uploaded from the web interface.
• Active calls can be filtered by inbound and outbound.
• Invoices can be filtered for pending invoices.
• Invoices can be set to show older unpaid invoices.
• Control of which taxes to apply when editing existing transactions and calls.
• Billing for new customers can be delayed to the start of the next billing cycle.
• A "pay now" link for unpaid invoices.
• Warning emails can be automatically sent to customers when their invoices become overdue.
• Feature prefix types for a SIP domain and a plugin.
• The call destination report uses the customer's dial plan.
• To prevent overloading the web server, only one user may download call recordings at any time, and the size of the download can be limited.
• Conference calls can be forced to the same codec to reduce CPU load.