Based on our record, Sendblue seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
There are several providers that offer an iMessage service, like https://loopmessage.com/ and https://sendblue.co/. You could also go through Apple directly, although the process and API are not publicly defined. Another approach and mechanism can be seen in this repo https://github.com/ZekeSnider/Jared, where you can interact with the iMessage database directly... - Source: Hacker News / about 1 year ago
LoopMessage - LoopMessage is a perfect macOS tool for personalized mass messaging via iMessage/SMS, WhatsApp, Facebook Messenger, Telegram, Viber, and Skype.
Twilio for Slack - Enable SMS conversations with Slack+Twilio
SuperDMs - SuperDMs helps you grow your following by sending bulk DMs to your tweet responders.
ShoutOUT - All in one business texting tool to send personalized alerts, promotions, reminders, short links and marketing campaigns, for any SMEs (hotels, restaurants, education, non profits, Woocommerce, banks, healthcare, agencies, supermarkets, weddings)
WhatsMany - Send personalised WhatsApp messages in bulk
Sonar - 2-way chat with your customers over SMS and FB Messenger