10 Best SMS Compliance Tools for Founders [2026 Updated]

1. Kaleyra

• Type: Paid
• URL: https://www.kaleyra.com
• Overview: Kaleyra is a global communications platform offering SMS messaging with support for 10DLC registration, sender ID rules, and regional regulations. Its compliance and carrier-relations teams help enterprises keep messaging programs deliverable and within local requirements.

2. Telnyx

• Type: Paid
• URL: https://telnyx.com
• Overview: Telnyx is a communications platform with built-in 10DLC brand and campaign registration, toll-free verification, and opt-out management for SMS senders. Its carrier-grade network and compliance support help businesses get messaging campaigns approved and delivered.

3. Campaign Registry (TCR)

• Type: Paid
• URL: https://www.campaignregistry.com
• Overview: The Campaign Registry is the central industry body where brands and campaigns are registered for A2P 10DLC messaging in the US. Registration through TCR is required by mobile carriers and establishes the sender identity needed for compliant, deliverable text messages.

4. Bandwidth

• Type: Paid
• URL: https://www.bandwidth.com
• Overview: Bandwidth is a US carrier-level communications provider that helps businesses register 10DLC campaigns and manage messaging compliance. It provides number provisioning, campaign vetting support, and traffic monitoring to keep SMS programs within carrier rules.

5. Sinch

• Type: Paid
• URL: https://www.sinch.com
• Overview: Sinch provides global messaging APIs with support for registration, sender ID requirements, and regional regulations across many countries. Its compliance services help enterprises navigate carrier requirements and keep SMS campaigns deliverable.

6. Vonage

• Type: Paid
• URL: https://www.vonage.com
• Overview: Vonage offers SMS APIs with guidance and tooling for 10DLC registration, toll-free messaging, and local regulatory requirements. Its platform helps businesses manage opt-ins, opt-outs, and sender registration for compliant messaging.

7. Plivo

• Type: Paid
• URL: https://www.plivo.com
• Overview: Plivo is a cloud communications platform that streamlines 10DLC and toll-free registration and provides compliance resources for SMS senders. It includes opt-out handling and carrier-compliance support to help marketing messages reach customers.

8. Attentive

• Type: Paid
• URL: https://www.attentive.com
• Overview: Attentive is an SMS marketing platform for ecommerce and retail brands with built-in compliance features such as consent capture, quiet hours, and automated opt-out management. Its team handles carrier registration and helps brands follow TCPA and CTIA rules.

9. Postscript

• Type: Paid
• URL: https://postscript.io
• Overview: Postscript is an SMS marketing platform for Shopify merchants that includes compliance tooling like consent-compliant signup forms, keyword opt-outs, and quiet hours. It also manages carrier registration and offers compliance guidance for ecommerce brands.

10. TCPAWorld Resources (Troutman Amin)

• Type: Free
• URL: https://tcpaworld.com
• Overview: TCPAWorld is a free legal news and analysis blog covering TCPA litigation, FCC rulings, and text messaging regulations. Marketers use it to stay current on consent requirements and legal risks affecting SMS programs.