HubSpot - Grow Better With HubSpot: Software that's powerful, not overpowering. Seamlessly connect your data, teams, and customers on one CRM platform that grows with your business.
Privatter - Privatter is the easy way to share long texts and pictures set limit on your followers. You can post them by Sign in with Twitter account to this site.
ActiveCampaign - Integrated email marketing, marketing automation, and small business CRM. Send beautiful newsletters, setup behavioral based automations, and benefit from sales automation.
Twishort - Twishort is a best Twitter app for writing longer tweets. Tweet more than 140 characters
Pardot - Salesforce B2B marketing automation
5Tweets.com - Type a long tweet and 5Tweets will rewrite it into multiple tweets with a tweet count.