10 Best E-Signature Tools for Founders [2026 Updated]

1. DocuSign

• Type: Paid
• URL: https://www.docusign.com
• Overview: DocuSign is a widely used e-signature platform that lets businesses prepare, send, and track legally binding electronic signatures with audit trails and advanced authentication options. It integrates with major CRMs, productivity suites, and offers APIs for embedding e-sign workflows into applications.

2. Adobe Acrobat Sign

• Type: Paid
• URL: https://acrobat.adobe.com/us/en/sign.html
• Overview: Adobe Acrobat Sign provides enterprise-grade e-signatures built into the Adobe Document Cloud, enabling secure signing, tracking, and automated workflows across devices. It integrates tightly with Adobe Acrobat, Microsoft 365, and enterprise systems for document authoring and compliance.

3. Dropbox Sign (formerly HelloSign)

• Type: Paid
• URL: https://www.dropboxsign.com
• Overview: Dropbox Sign offers simple, developer-friendly e-signature tools and APIs for sending and embedding signature requests, with deep integration into Dropbox and other cloud storage services. It focuses on fast implementation, straightforward templates, and a clean signing experience for customers.

4. PandaDoc

• Type: Paid
• URL: https://www.pandadoc.com
• Overview: PandaDoc combines document creation with e-signatures, enabling marketing and sales teams to build branded proposals, quotes, and contracts with embedded signature fields and analytics. It includes CRM integrations, content libraries, and tracking to optimize proposal performance and close rates.

5. signNow (by airSlate)

• Type: Paid
• URL: https://www.signnow.com
• Overview: signNow delivers scalable e-signature workflows, bulk sending, templates, and secure audit trails aimed at business users and teams that need efficient document collaboration. It offers integrations with common business apps and an API for embedding signing flows.

6. SignEasy

• Type: Paid
• URL: https://www.signeasy.com
• Overview: SignEasy is a mobile-first e-signature solution for small teams and field workers that simplifies document signing on phones and tablets with offline support and easy templates. It emphasizes quick, straightforward signing experiences and integrations with cloud drives and CRMs.

7. eversign

• Type: Free
• URL: https://www.eversign.com
• Overview: eversign is an online e-signature platform that offers a free tier plus paid upgrades, providing legally binding signatures, audit trails, and document templates for small businesses. It supports API access, team workflows, and integrations with popular cloud and business tools.

8. OneSpan Sign

• Type: Paid
• URL: https://www.onespan.com
• Overview: OneSpan Sign (enterprise) focuses on high-security, compliance-oriented e-signature solutions for regulated industries, offering advanced identity verification and strong audit capabilities. It supports large-scale integrations and embedded signing for banking, insurance, and government use cases.

[b]9. RightSignature (by Citrix)</b]

• Type: Paid
• URL: https://www.rightsignature.com
• Overview: RightSignature provides an intuitive e-signing experience with drag-and-drop form fields, reusable templates, and in-person signing to accelerate contract turnaround. It’s designed for small to mid-sized teams that need simple, branded signature workflows and document security.

10. Formstack Sign

• Type: Paid
• URL: https://www.formstack.com/products/sign
• Overview: Formstack Sign delivers no-code e-signature collection with reusable templates, multi-signer flows, SMS/email delivery, and audit trails, plus integrations into Formstack’s document and forms ecosystem. It’s positioned for businesses that want integrated document generation and signature workflows without per-envelope fees.