Textnock is described as 'highly sophisticated marketing and communication platform that has been designed to help extend our clients’ reach to the right people with the right message and at the right time'. There are four alternatives to Textnock for a variety of platforms, including Online / Web-based, Android, Android Tablet, iPad and iPhone. The best alternative is Bitrix24, which is free. Other great apps like Textnock are SimpleTexting (Paid), MessageMedia SMS (Paid) and Trumpia (Paid).
SimpleTexting makes it easy for businesses of all sizes to reach their customers via SMS. All of their plans come with full access to a suite of powerful features including 2-way messaging, scheduled campaigns, MMS, autoresponders, API access, text-to-vote, and more.
Trusted by over 15,000 customers, MessageMedia offers a highly reliable messaging service for mission-critical enterprise communications. We support SMS, IP messaging, and text-to-voice and offer APIs, as well as a user-friendly web interface.