It has been about six and a half years.

I have been using this solution for six years.

We have been using Rapid Recovery for about four years.

I have been working with this solution since 2017 and am still using it.

I've been working with Quest Rapid Recovery for the last six or seven years.

We've had Quest Rapid Recovery for five to ten years now. 

I have been working with Quest Rapid Recovery for almost three years, since 2019. I began working with it as soon as I joined my current company.

I have been working with Quest Rapid Recovery for five years.

I have been using Quest Rapid Recovery for more than five years.

We have been using this solution for the last seven years.

I have been using it for almost three years.

We have used this solution for about three years.

I've been using the solution for three years.

I have used it for over five years, since back before Dell bought it out, when it was called Replay.