Best eSignature APIs for Microsoft OneDrive

Find and compare the best eSignature APIs for Microsoft OneDrive in 2026

Use the comparison tool below to compare the top eSignature APIs for Microsoft OneDrive on the market. You can filter results by user reviews, pricing, features, platform, region, support options, integrations, and more.

  • 1
    Foxit eSign Reviews
    Top Pick

    Foxit eSign

    Foxit Software

    $8.00/user/month
    18 Ratings
    Foxit eSign, a web-based legally binding HIPAA compliant e-signature software, is secure and available for all companies. Foxit eSign is simple and easy to use. It allows organizations to create documents, send them to the signers, and then archive them. Foxit eSign offers a reliable and reliable website integration via APIs. It also includes a collaboration tool that allows multiple team members to seamlessly work on a single contract document.
  • 2
    Dropbox Sign Reviews
    Top Pick
    eSignatures have become accessible to all users. Dropbox Sign, previously known as HelloSign, offers an incredibly straightforward and secure method for obtaining signatures on documents. When using Dropbox Sign, the time it takes to sign contracts is reduced by an average of 80% compared to conventional paper contracts, while still maintaining their legal validity. The platform includes integrated reminders and advanced signing options that greatly enhance the rates of document completion. You can also customize the signing experience to reflect your brand, incorporating your company’s logo, colors, and tailored messaging. Frequently used documents can be saved as reusable templates, which not only accelerates the signing process but also simplifies data entry. Dropbox Sign enhances security compared to traditional pen-and-paper methods, featuring a court-admissible audit trail that ensures all actions are monitored and time-stamped. Additionally, account administrators can oversee document permissions and adjust team settings from a centralized dashboard, which helps to maintain organization and security. By using Dropbox Sign, businesses can achieve a more efficient signing process while also reinforcing their brand identity.
  • 3
    Adobe Acrobat Sign Reviews
    Enhance and accelerate your workflows with Acrobat Sign, the exclusive e-signature solution that combines the robust capabilities of Adobe Acrobat into one comprehensive tool. You can access and sign Acrobat PDF documents effortlessly from any location, utilizing either your mobile device or desktop. Your recipients enjoy a seamless signing experience with no need for downloads or sign-ups, making the process quick and efficient. Furthermore, easily scan and upload PDFs with the free Adobe Scan mobile application available on your device. Join the ranks of over 500,000 organizations that are enhancing customer interactions through the powerful features of electronic signature software and Acrobat PDF functionalities. Adobe simplifies the process of creating, editing, collaborating, e-signing, and sharing PDFs across all devices. You can select from various scalable document signing solutions tailored to your specific business requirements, whether you need PDF document management or not. Notably, Acrobat Sign is recognized as Microsoft's preferred e-signature solution, integrating seamlessly with the extensive suite of Microsoft applications, allowing you to send and sign PDFs directly within your current workspace. This integration significantly boosts productivity and streamlines document workflows for users.
  • 4
    Zoho Sign Reviews
    Acknowledged by leading industry experts and top-rated review platforms, Zoho Sign allows you to securely sign, send, and manage documents from any location. You can digitally sign your own documents and email the signed versions to others, obtain signatures immediately, or send documents for signature requests. With military-grade encryption, Zoho Sign guarantees the utmost data security and adheres to the latest e-signature regulations such as ESIGN and eIDAS. When sending a document to several recipients, you can specify the order of signing and manage how the documents are received and signed. You can monitor every phase of the signing process thanks to our detailed audit trail, and receive real-time notifications about each document's status. Additionally, create custom templates that can be reused indefinitely, enhancing efficiency and saving you time. Furthermore, you can personalize your documents by incorporating your brand's logos and tailored emails, ensuring a cohesive brand image throughout all communications. This level of customization not only enhances professionalism but also strengthens brand recognition among recipients.
  • 5
    Xodo Sign Reviews

    Xodo Sign

    Apryse

    $9.99 per month
    3 Ratings
    Individuals, small and medium-sized businesses, all the way up to corporations. We can help you get rid of all paperwork and close deals faster. Whatever type of document you need to sign, we can help you take control of your digital work by securely managing your documents in the cloud. You can focus on the most important parts of your business and increase sales and proposal paperwork. Close deals faster and save money. You can ensure legally binding signatures, reduce document turnaround times, save man-hours, and preserve nature all at once. Xodo Sign is configured to allow simultaneous work and will instantly improve your document-related workflow. Customers can sign on their own tablet, mobile, or PC. This is useful for NDAs, quick registrations, etc. You can create templates for the most commonly used forms and contracts, share them with your team, and reduce the time it takes to draft them.
  • 6
    Contractbook Reviews
    All you need to manage and sign contracts is one tool. Contractbook is a powerful tool for contract management. You can create, sign, and store all of your documents in one place. You can choose from one of our free templates, ask your lawyer for one, or create your own custom templates right on the platform. Sign your contracts digitally using the platform instead of printing them. Either use our legally binding 2-factor authentication or National IDs like the Danish NemID. Upload any old documents to the cloud and keep them together with the new. Your legal documents can be accessed at any time. You can also archive them in a GDPR-friendly, easy-to-manage dataflow. Our API-integrations are scalable and can be used to automate your workflow. You can also connect Contractbook with over 3000 other apps via Zapier.
  • 7
    BoldSign Reviews

    BoldSign

    Syncfusion

    $5 per user per month
    Obtain legally binding e-signatures for your contracts online with ease. You can send requests for signatures and monitor their status using our user-friendly application, or seamlessly integrate the entire procedure into your own application through our API. The process is straightforward: upload your current documents, designate recipients, set up signature fields, and dispatch them for signatures. Moreover, you can streamline your workflow even more by saving commonly used documents as templates. While many companies recognize the advantages of signing sales contracts online, few understand the additional benefits of a more comprehensive e-signature integration within their existing software via APIs. By integrating e-signature functionalities, organizations can significantly enhance their manual document workflows—such as NDAs, employee onboarding, expense approvals, and hardware requests—by initiating, tracking, and signing documents directly within their current applications, resulting in a more efficient and streamlined process overall. Embracing this integration can lead to increased productivity and reduced turnaround time for essential business operations.
  • 8
    TurboSign Reviews

    TurboSign

    TurboDocx

    $10 per month
    TurboSign is an electronic signature solution integrated within the TurboDocx platform, designed to facilitate the quick and secure sending, signing, and management of legally binding documents as part of an automated workflow. Users can upload various document types, including PDFs, designate signature fields, and promptly dispatch them to recipients for signing, thereby accommodating multi-party workflows and enhancing contract execution efficiency. The platform includes audit trails and tracking features that document signature activities, ensuring compliance and maintaining transparency throughout the signing procedure. Seamlessly compatible with TurboDocx’s document generation tools, TurboSign also functions effectively as an independent solution, allowing users to transition from document creation to final signature seamlessly within a unified workflow. Additionally, it supports integration with APIs and automation systems, enabling developers to incorporate signature capabilities directly into their applications and initiate signing processes programmatically. This versatility makes TurboSign an essential tool for businesses seeking to optimize their document handling procedures.
  • 9
    Cygnature Reviews

    Cygnature

    Cygnet Infotech

    You can sign documents using a variety of signature types, including digital, electronic, biometric and national ID. You have the option of declining or signing documents. You can also delegate documents to sign, co-sign, assign, and many other functions. You can send documents in any file format, including PDF, DOC. You can upload files from Google Drive, One Drive, and DropBox. You can also reuse the templates that you have already used. You can track and observe all documents sent for signature, set different signing orders, comment and send private messages and messages to signers. Cygnature provides Blockchain security for documents. All activities on a document are saved on Blockchain and all time-stamped. Cygnature's mobile app allows users to quickly sign documents. You can integrate e-signature APIs seamlessly into your systems with great flexibility. From the API documentation through to the implementation, all assistance is provided.
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