TwilioTwilio powers SMS for over 10 million developers globally and handles billions of messages annually.95.0NEW$0.0075 per SMS
MailchimpMailchimp serves over 12 million customers and processes billions of messages annually.90.3NEW$13 per month
SinchSinch connects with over 200 mobile network operators globally for reliable SMS delivery.88.0NEWCustom (volume-based)
SegmentSegment processes over 15 billion data points per day from thousands of sources.85.7NEW$120 per month
BandwidthBandwidth operates as a direct carrier, not relying on wholesale partners for delivery.81.0NEW$0.005 per SMS
Twilio is a cloud platform enabling programmable voice, SMS, video, and messaging via APIs. It offers enterprise-grade infrastructure with global coverage, SDKs for multiple languages, and detailed analytics.
Braze is a comprehensive customer engagement platform combining SMS, email, push notifications, and in-app messaging. It uses machine learning to optimise send times and content for maximum engagement.
Mailchimp is an integrated marketing automation platform offering SMS, email campaigns, landing pages, and e-commerce tools. It combines ease of use with robust features for small to mid-market businesses.
Sinch provides a cloud-based communications platform with SMS, MMS, email, voice, and video capabilities. It serves both enterprises and developers with a focus on reliability and global connectivity.
Segment is a customer data platform that unifies data from multiple sources and integrates with SMS tools. It enables sophisticated audience segmentation and personalised SMS campaigns through a single dashboard.
Klaviyo is a marketing automation platform designed for e-commerce, offering SMS, email, and push notifications. It provides pre-built flows, segmentation, and analytics specifically tailored for online retailers.
Bandwidth is a cloud communications provider offering programmable SMS, voice, and 911 services via APIs. It focuses on developers and enterprises requiring reliable, carrier-grade infrastructure.
HubSpot is a comprehensive CRM platform combining SMS, email, landing pages, and sales tools. It emphasises ease of use and inbound marketing methodology for growing businesses.
Telnyx is an API-first communications platform offering programmable SMS, MMS, voice, and messaging. It provides direct carrier partnerships with transparent pricing and developer-friendly SDKs.
OpenMarket is an enterprise messaging platform offering SMS, MMS, and omnichannel capabilities. It serves large organisations requiring high-volume delivery, compliance, and advanced routing.
Typical costs range from £0.003 to £0.01 per SMS depending on the platform and volume. Pay-as-you-go pricing generally costs more per message than committed volume plans. Enterprise platforms often offer custom pricing negotiated based on monthly volume commitments.
Mailchimp and Klaviyo offer affordable entry points (from £13-25 per month) with integrated email and SMS tools suitable for small businesses. For minimal volume, Telnyx and Bandwidth offer competitive per-message pricing at £0.005 without monthly minimums.
Yes, all major platforms include compliance tools for GDPR, CCPA, TCPA, and local regulations. Most provide consent management, opt-out handling, and audit trails. However, businesses remain responsible for obtaining explicit consent before sending marketing SMS messages.
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