Capiche - Glassdoor for SaaS pricing
Really Good Emails - A large collection of good product email design.
Blissfully - Blissfully offers solutions to track, manage, and optimize SaaS spendings.
Good Sales Emails - Best sales emails from great companies
Bitcoin Blast - The Bitcoin Blast is one of the best puzzles gaming apps that provides a variety of interesting and exciting games to its users.
Great Email Copy - A dose of emails from around the web.