Octopush - Octopush is a company providing technology-based communication solutions, including SMS, Web solutions, and Email APIs.

Thunkable - Powerful but easy to use, drag-and-drop mobile app builder.

Clearstream - Clearstream is a SMS marketing and online texting software.

MIT App Inventor - App Inventor is a cloud-based tool, which means you can create apps for phones or tablets right in your web browser.

Swift SMS Gateway - SMS Gateway is your bridge between the Internet and the world of cell phone SMS text messaging.

Bubble.io - Building tech is slow and expensive. Bubble is the most powerful no-code platform for creating digital products.