Wikivoyage - the free worldwide travel guide that anyone can edit.
SE Ranking - All-in-One cloud-based SEO software for agencies, marketing teams and webmasters
Tripadvisor - The Tripadvisor mobile app is available for the Android and iOS platforms. It can be used to create reviews of hotels, restaurants, and to chat with other travelers on Tripadvisor forums.
DeskAlerts - Send alerts to any corporate device: PCs, phones, tablets, etc.
Triptipedia - Triptipedia is a free collaborative encyclopedia of travel tips, where everyone can browse, save and share tips for better travel!
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.