TextMe Uptime Monitor

TextFree is a free communication app offering unlimited texting and calling with custom phone numbers, available on iOS, Android, and desktop platforms.

Textable is a messaging platform that enables businesses and individuals to send and receive text messages using their existing VoIP phone numbers, with features like multi-device sync, MMS support, and automated campaigns.

Dingtone is an AI-powered app providing a second phone number for cheap international calls and texts via WiFi, with features like voicemail and call blocking.

TextGrid is a cloud communications platform offering APIs for SMS, MMS, voice, email, phone numbers, and number lookup at significantly lower prices than Twilio, with expert customer support and no long-term contracts.

Text-Em-All is a comprehensive mass texting and automated calling service that enables organizations to send bulk messages, manage two-way conversations, and deliver voice broadcasts with detailed analytics and flexible pricing options.

GrooVe IP is an Android app that transforms devices into low-cost phones using VoIP technology, enabling users to make calls and send texts via WiFi or mobile data connections with a US phone number.