Hunter - Find all the email addresses related to a domain
Twicca - Twicca is a Twitter client for Android that is simply awesome. Features: * Notification
Icypeas - This email finder has the capacity to bypass catch-alls
Tweedle App - Notion is nice but sometimes all you need is an app like Tweedle.
Apollo.io - Apollo’s predictive prospecting, sales engagement, and actionable analytics help the teams to reach its full revenue potential.
Tweetbot - Sync your timeline across your iPhone, iPad, and Mac. Mute tweets by user, hashtag, tweet source, or keywords (including regex). 3rd Party support for image, video, read later, and timeline sync services.