Block Together - A useful tool which helps you block trolls on Twitter.

Conversocial - Conversocial is The Digital Care Platform for Social Messaging, creating a clear digital path for brand and consumer engagement.

Secateur - Use Secateur if you want to temporarily or permanently block or mute (or both block and mute) a Twitter account and all its followers.

Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community

Moderate - Identify, mute, and block trolls in your Twitter feed

Brand Embassy - Brand Embassy is social customer service software.