SMS API
Who Is the Company Behind SMS API?
- Seller: Esendex
- Year Founded: 2001
- HQ Location: Nottingham, GB
-
LinkedIn® Page: www.linkedin.com
49 employees on LinkedIn®
Total Products under this Category: 313
Last updated: November 01, 2026
Why You Can Trust G2's Software Rankings:
G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

Highlighted products: Signal House, Sinch Engage, WhatsApp Business Platform, Wati, Webex Connect, Telnyx CPaaS, MSG91, and 360Dialog.
Underlying data: [Grid® JSON](https://www.g2.com/categories/communication-platform-as-a-service-cpaas/grids.json?focus%5B%5D=signal-house&focus%5B%5D=sinch-engage&focus%5B%5D=whatsapp-business-platform&focus%5B%5D=wati&focus%5B%5D=webex-connect&focus%5B%5D=telnyx-cpaas&focus%5B%5D=msg91&focus%5B%5D=360dialog)
SMSAPI is a bulk SMS messaging service available via the Customer Portal, mobile app or a simple and easy to integrate SMS API enabling integration with own IT systems, including e-commerce and CRM. Currently, SMSAPI service is used by 7000 customers, both the largest global concerns, local businesses as well as public institutions and offices. The platform enables running personalized advertising and promotional SMS campaigns and supports customer service activities through automated and trigger-based text communication. SMSAPI platform is integrated with many marketing tools and popular services, including Zapier, Shoper, PrestaShop, Magento, Shoplo, IAI-Shop, WordPress, Fasttony.es, SALESmanago, edrone, Salesforce and Google services.
SMSGlobal offers a web-based platform and API's enabling businesses to send mass SMS's.
Average Rating: 4.5/5.0
Total Reviews: 3
"Very effective sms sending platform"
Rating: 5.0/5.0 stars
— Abhishek T.
"Outstanding Messaging Platform."
Rating: 5.0/5.0 stars
— Harun M.
Connect G2 to Claude or ChatGPT for answers grounded in G2's trusted reviews, comparisons, and pricing from real user insights.
Softdial Contact Center helps inbound operations resolve customer queries in a timely manner using IVR, voicemail, routing calls in a timely manner, and making sure the voice call and the data travel together.
The only messaging provider for SMS, WhatsApp Business, RCS and Voice in Europe with both ISO 27001 and NEN 7510 certifications. No. 1 in Healthcare, Logistics, E-commerce and Financial sector. ♥ Loved by developers and trusted by your security officer.
Stringee is a leading provider of contact center software and communication APIs. We bring solutions that businesses can easily deploy multi-channel communication functionalities into their existing platforms. Plus, we empower businesses to enhance customer engagement, streamline operations, and drive innovation.
Supplies you with geographic telephone lines in the area where your business is located. The telecommunications solutions can provide you with local numbers from each of the regions and countries in which you are located.
Instantaneous, Audio and Video meeting collaboration. As simple as opening on a link to join a meeting on web browser, mobile devices and desktops. You no longer need to hassle your contacts with installing plugins. Just send them a link. Audio call and Video conferencing, file transfer and screen sharing. All-in-one secure service. All your data are encrypted and we assure you very high quality audio and video, screen-share and unlimited file transfer.
Average Rating: 4.4/5.0
Total Reviews: 110
AI-generated summary from verified user reviews
"Frictionless, Link-Only Interviews That Keep Candidates From Dropping Off"
Rating: 4.0/5.0 stars
— Mubashar M.
"A Refreshingly Plain Video Room That Protects Privacy and Keeps Meetings Simple"
Rating: 4.0/5.0 stars
— Solomon D.
Integrate real-time communication into your service using Sylaps Business with our comprehensive APIs, easy-to-embed website widget and desktop and mobile SDKs.
Elevate your brand experiences with Tata Communications Kaleyra™ CPaaS, a cloud-based communications platform that enables you to integrate voice, messaging, video, and conversational AI directly into your applications. Built on a robust global telecom backbone, it helps you move from fragmented communication tools to reliable, meaningful engagement across channels and geographies. Integrate channels quickly, without added complexity Omnichannel developer tools, with APIs and SDKs, simplify the integration of WhatsApp, SMS, RCS, MMS, voice, video, and chatbot capabilities into your existing workflows. Accelerate time-to-market and deliver consistent, feature-rich experiences without complex development overhead. Go global with confidence With 400+ direct mobile network operator (MNO) connections across 190+ countries, the platform ensures superior global reach and message deliverability. This direct connectivity enables you to engage customers reliably across regions, improving communication performance worldwide. Reliability your business can depend on Designed for trusted performance, Kaleyra™ CPaaS delivers seamless, high-speed communication with industry-leading 99.99% uptime, rapid response times, and dependable service delivery. As a Tier-1 aggregator with direct connections to all US operators and 24/7 expert support, it ensures your business-critical communications remain uninterrupted and responsive at all times. Security and compliance baked in Security and compliance are built into the foundation, with Tata Communications’ carrier-grade infrastructure supporting enterprise-grade reliability and regulatory requirements. This makes it well-suited for industries where data protection, compliance, and operational resilience are essential. Turn interactions into real engagement Deliver richer, more engaging customer experiences by embedding communication capabilities directly into your applications. Enable frictionless user access through multi-factor authentication via SMS, voice, or email, or craft personalised, timely campaigns across channels for deeper engagement. Unified, future-ready CX ecosystem As part of Tata Communications’ Customer Interaction Suite, Kaleyra™ CPaaS integrates seamlessly with CCaaS and advanced AI-powered customer experience platforms, helping you orchestrate hyperpersonalised interactions and build a connected, scalable CX ecosystem.
Teamogy is all-in-one cloud system for those who want to have their company in order. It allows you to have fully overview about capacity planning and time tracking. Teamogy connects internal teams and supports collaboration and communications inside the company. It lets your team work anytime and from anywhere.
Average Rating: 5.0/5.0
Total Reviews: 1
Rating: 5.0/5.0 stars
— Vít K.