Camelcamelcamel - Easily monitor Amazon product prices and get alerts when they drop.

Hull - The engagement layer for the internet. Hull is a platform that offers identity management, user engagement, segmentation and targeted messaging for your app.

Fetchee - Fetchee is a free price tracking wish list app that works with all online stores worldwide.

Bot Analytics - Bot Analytics is a conversational analytics tool that helps chatbot owners to improve human-to-bot communication. Identify bottlenecks, filter conversations, and understand engagement.

Keepa - Price history charts and the option to be alerted on price drops for all Amazon sites.

SAP Crystal Reports - SAP Crystal Reports offers easy-to-use BI and reporting tool to design and deliver meaningful business reports.