Are Auto-Favouriting Apps in Violation of Twitter's TOS


There are several web-based apps which appear to be auto-favouriting Tweets based on keywords/hashtags etc (see and

We are currently developing a Twitter app for managing and growing your following and we’ve spent a lot of time ensuring we are compliant with all of the Twitter TOS. We were considering an auto-favouriting feature but after reading the Twitter rules felt it would be against the Twitter TOS and have therefore decided not to include it.

However, after seeing several apps offering solely this feature live, selling and with positive reviews across the web, I would just like some clarification on this point.

Thanks for your help