Sertifi vs Thoughtly AI: Which is Better in 2026?

• Embedded card & ACH payment processing
• Digital contracts & e-signatures
• Card authorizations & verification
• PCI Level 1 compliance
• Flexible payment processing
• +1 more

• Voice AI calling
• Multi-channel text follow-up
• Email follow-up
• CRM write-back
• Automated lead follow-up
• +4 more

Sertifi (now Sertifi by Flywire) is a cloud-based platform for electronic signatures, secure payments, and credit card authorizations, designed to help businesses close deals and finalize paperwork faster. It supports collaborative multi-signer workflows, automated notifications, full audit trails, PCI-compliant payment collection, and integrations with major CRMs and payment gateways. It is widely used in the hospitality and travel industries as well as broader B2B sales operations.

Thoughtly is a platform for deploying CRM-driven AI voice agents that automatically call, text, and email leads to drive conversion. Its agents contact every new lead within seconds of a form submission and follow up across voice, SMS, iMessage, WhatsApp, and email until the lead responds, then write call notes, deal stage, and next steps back to the user's CRM. It offers a no-code drag-and-drop interface for building agents and targets businesses of all sizes for inbound and outbound customer calls.