I have been using Nintex Process Platform (K2) for three years.

We've been using K2 for five years now. The version we're currently using is 5.3.

I have experience with Nintex Workflow. I have been using the solution for a year. I am a customer of the solution.

My company has been using K2 for two years.

We've been using the product for a long time. We've used it since 2015.

I have used this solution for one year. 

I have been using Nintex Process Platform for several years.

I have been using Nintex Process Platform for the past five years.

I have been using Nintex Workflow for two years.

I have been using this solution for more than six years. However, we used the on-premise version, which had certain limitations in comparison with a cloud version. 

I have been using K2 for eight years.

We are using the latest version.

I have been using this solution for seven years. I also used to work for K2.

I have been using the solution for 12 years.

I have been working with Nintex Workflow for the past twelve years.

We have been using Nintex Process Platform for more than five years.

We have been using this solution for five years and are using version 5.2. It is deployed on-premises.

We have been using K2 for three years.

I've used the solution for more than five years. 

I've been dealing with the solution for two or three years at this point.

I've been using K2 for two and a half years.

I've been using this solution for three years. 

We have been using the Nintex workflow solution for close to eight years.

I have been using this solution for approximately one year.

I've been using this solution for about three years now. 

We have been using this solution for three years. We have a perpetual version, so we stopped renewing it last year. It is deployed on-premises on Sharepoint.

I've only been using the solution for six months. It hasn't been that long just yet, however, I am enjoying the product.

More than 7 years.

We have approximately six years of experience working with this solution. It's probably been a bit more than that, actually.

I have used this solution for two years.

We have been using Nintex Workflow for almost four years.