The best alternatives to F5Bot are Notify, Surfkey, and Mentioned By. If these 3 options don't work for you, we've listed a few more alternatives below.
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AssemblyAI— Speech-to-Text API with superhuman accuracy
Whenever your Startup gets mentioned on Twitter, Facebook, Instagram, Youtube, Google+, Blogs, Forums, News, Reddit, Medium, Hacker News and Product Hunt. Get Notified on Slack or HipChat.
Grow your business by jumping into every relevant conversation on Reddit thanks to alerts on selected “keywords”. SurfKey is a Reddit keyword alert tool to help you grow organically by listening, providing value, and sharing your stuff in relevant subreddits.
Whether you are anticipating a mention from a publication (like Forbes, or Product Hunt, etc) or not—you need to know exactly when your site gets press coverage. This simple background tool sends you an email when your website is featured on different sites.