GetChat.App - Add WhatsApp chat to your website for free
Intercom for startups - Eligible startups get advanced Intercom features and Early Stage Academy at a 95% discount.The plan comes with 10 seats and 2,000 people reached.
BlueReceipt - Text marketing customers love ❤️
Intercom on Starting Up - A book about growing a startup
Textedly - Textedly is an SMS marketing communications channel that allows to advertise, promote, announce, and engage with audience through text messaging directly to cell phones.
The Creative Marketer - Techniques & tools for copywriters, marketers, and creatives