Timy - Best way to send scheduled messages in Slack
GetChat.App - Add WhatsApp chat to your website for free
Slater by Convergely - Schedule your Slack messages now, post them later
BlueReceipt - Text marketing customers love ❤️
SKEDit Scheduling App - SKEDit Scheduling App is a rich-featured scheduling application that entitles you to automate your messages by scheduling your WhatsApp messages, SMS, e-mails, post, and set call reminders to experience a healthy or tension-free lifestyle.
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.