ifttt - IFTTT puts the internet to work for you. Create simple connections between the products you use every day.
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.
Zapier - Connect the apps you use everyday to automate your work and be more productive. 1000+ apps and easy integrations - get started in minutes.
Twishort - Twishort is a best Twitter app for writing longer tweets. Tweet more than 140 characters
n8n.io - Free and open fair-code licensed node based Workflow Automation Tool. Easily automate tasks across different services.
5Tweets.com - Type a long tweet and 5Tweets will rewrite it into multiple tweets with a tweet count.