Whystle - Get an alert when products you use are recalled.
SE Ranking - All-in-One cloud-based SEO software for agencies, marketing teams and webmasters
Product Haunt - Browse the Product Hunt graveyard 👻
DeskAlerts - Send alerts to any corporate device: PCs, phones, tablets, etc.
Guess The Product - Provide quick, valuable feedback by guessing a product based on its landing page. You'll get max 40 seconds and 140 characters. Help out others and they'll return the favor.
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.