TextUs
TextUs is the best text messaging service provider for businesses looking to have real-time conversations, with candidates, leads, employees, and customers. Text messaging is one the most engaging and engaging ways to communicate directly with customers, candidates for jobs, employees, and leads. Two-way, 1:1 messaging encourages engagement and response. Teams get 10x more responses to text messages than email and phone. Business text messaging is now a viable medium of communication that is more effective than traditional media. TextUs is designed to look like the familiar SMS Inbox. It allows users to manage contacts, conversations, campaigns, and other information. You can use the TextUs web application from your desktop or the Chrome extension to your CRM or ATS. Use the mobile app to send and respond on-the-go.
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Notifyre
Elevate your business communications with Notifyre's secure SMS and fax solutions. Streamline SMS and faxing processes online, via email, app, or effortlessly integrate through our developer-friendly SMS and fax API.
We're ISO 27001 certified and fully HIPAA compliant, giving you the utmost security for your faxes and SMS messages.
Notifyre users from flexible pay-as-you-go fax & SMS and outstanding value receive fax plans and 10DLC number plans. 5 Star service guarantee!
-Fax Online, Email to Fax, Fax API
- Receive Fax Online -> Encrypted Cloud Storage
-Online Fax Numbers
-Fax Number Porting
-Fax Broadcast 40,000+
Utilise the power of SMS messaging in your business, engaging with your audiences via SMS. Send SMS broadcasts or bulk SMS for marketing, promotions, surveys, support, alerts, or notifications all via a user-friendly secure online SMS portal.
- 10DLC Virtual SMS Numbers -> Book a Demo for one-on-one guidance!
- SMS Online, Email to SMS, SMS API
- Mass Text Message Broadcast + SMS Marketing
- Subscriber Management
- Contact Management, Bulk Upload + Merge Fields + SMS Templates
- Appointment Reminders, eCommerce Promo & Cart Reminders, SMS Alerts & Notification & More
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ClickSend
ClickSend: A simple, battle-tested SMS API built for developers.
Ship messaging features in minutes with a clean API, reliable infrastructure and zero lock-ins.
Why devs and sysadmins trust us:
- Direct carrier routes to 190+ countries — no middleman
- 99.95%+ uptime, low latency, high throughput
- Billions of messages delivered globally
- Pay-as-you-go pricing — no contracts
- 24/7 support from people who actually understand APIs
Works the way you code: Integrate via REST API, use pre-built SDKs (PHP, Python, Ruby, Node.js, C#), or trigger via webhooks. Already using Zapier, Make, or Power Automate? We've got you covered with pre-built integrations ready to go.
It works straight out of the box — and keeps working when you scale from 100 to 100 million messages.
No lock-ins. No fuss. Just reliable SMS infrastructure you can trust.
Perfect for: 2FA, alerts, monitoring notifications, transactional messaging, user onboarding flows and anything else that needs to reach people fast.
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Telnyx
Discover how the Telnyx API is a developer-friendly tool that can transform your business communications. Telnyx is a communication platform that can be customized to meet your specific needs. Our network was designed with real-time communication in mind. We can deliver high quality calls, messaging, data, and data all over the globe. Our SMS API makes it easy to create reliable messaging. Two-factor authentication via SMS or voice codes is a great way to protect your data. You can plug and play your VoIP setup within minutes. Get carrier-grade voice and elastic SIP trunks. You can rest assured knowing that you are protected in the event of a network outage thanks to our cloud-agnostic approach. Telnyx enables communications to be deployed exactly according to specifications.
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