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Limits in ngrok's free plan

Below are the limits enforced in the ngrok free plan. For more details on increasing or removing these limits, refer to the ngrok paid plans.

​Endpoints

As a free user of ngrok you can define up to 3 endpoints in a configuration served by the same agent at the same time.

What is an endpoint?

An endpoint is any device, app, or API that connects to a computer network. When you put an app online at foo.ngrok-free.app (using your free static domain), that’s one endpoint. If you connect to a device using a TCP protocol at 9.67. 1.100, that’s another endpoint.

How does ngrok calculate endpoints for limits?

ngrok uses a combination of unique host:port combinations to calculate endpoints. You cannot have one of more than one of these in use at a time. Unlike other limits, this limit does not refresh at the end of each calendar month, you must simply stop using one endpoint in order to get another.

Data transfer out

Inbound traffic: Unlimited Outbound traffic: 1gb per month for users on Free Tier

What is data transfer out?

This is the number of bytes you are transmitting out of your endpoints.

Where can I view my data transfer out usage?

You can view your data transfer out for the month as well as the remainder amount at in the ngrok Dashboard usage page.

When do data transfer limits refresh?

Limits refresh every calendar month. This means you reset to zero on the first of each month.

Requests

Free ngrok users get 20,000 requests per month.

What are requests?

A request is made by a client, to a named host, which is located on a server. Requests are made to a HTTP and HTTPS endpoints.

Where can I view my requests usage?

You can review your requests for the month as well as the remainder amount at ngrok Dashboard usage page.

When do request limits refresh?

Limits refresh every calendar month. This means you reset to zero on the first of each month.

Users

Free accounts can only have a single user in the account.

For unlimited users, upgrade to the pay-as-you go plan. ​

Need to Increase your ngrok limits?

Request adjustments to limits that conflict with your project by contacting ngrok. To request an increase to a limit, complete the Limit Increase Request Form and we will reach out with next steps.