Best On-Premises Digital Signature Software
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Compare the Top On-Premises Digital Signature Software as of October 2025
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What is On-Premises Digital Signature Software?
Digital signature software, also known as electronic signature or e-signature software. enables individuals and organizations to securely sign electronic documents using cryptographic technology that verifies authenticity, integrity, and signer identity. It replaces traditional handwritten signatures with legally recognized digital equivalents that comply with standards such as eIDAS, ESIGN, and UETA. These platforms use public key infrastructure (PKI) to encrypt and validate signatures, ensuring that documents cannot be altered after signing. Many solutions integrate with workflows, email, and document management systems to streamline contract approvals and reduce paperwork. By providing security, efficiency, and legal compliance, digital signature software has become essential for modern business transactions across industries. Compare and read user reviews of the best On-Premises Digital Signature software currently available using the table below. This list is updated regularly.
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1
Interfacing Enterprise Process Center (EPC)
Interfacing Technologies
Interfacing’s Digital Twin Organization software provides transparency and Governance to improve Quality, Efficiency, and ensure Regulatory Compliance. Map, analyze, and automate processes, manage regulatory compliance, assess risks within a single platform! Interfacing’s digital twin solution (Enterprise Process Center - EPC) is an enterprise management system that helps companies digitalize processes to streamline operations, increase productivity, and continuously improve. Interfacing’s digital business platform – Rapid Application Development (RAD) Tools, with its Low-Code Development methodology will optimize usage of your technical resources and maximize transparency for ongoing improvement. Discover how our Low-Code Rapid Application Development module provides all the tools to create and deploy Custom, Scalable, Secure, and Mobile ready Applications in Days vs. Months!Starting Price: $10/month/user -
2
iBabs
iBabs
Effortlessly manage agendas, documents, and board meetings with iBabs. Designed to streamline the entire decision-making process, iBabs eliminates the need for paperwork, making meetings more efficient and informed. This intuitive app provides complete control and a clear overview of all meeting details, empowering organizers and attendees alike. Trusted by around 3,000 organizations and over 300,000 users, iBabs ensures smooth, effective meetings on any device, securely and automatically. With years of experience refining board meeting processes, iBabs offers peace of mind and confidence in making good decisions. -
3
Moxo
Moxo
Moxo integrates robust digital signature capabilities into its comprehensive Service Orchestration Platform, streamlining document workflows and enhancing security. As part of Moxo Flow, digital signatures are seamlessly incorporated into customizable workflow templates, enabling businesses to collect legally binding signatures efficiently within the context of broader processes like onboarding or account servicing. This native functionality eliminates the need for separate signature tools, consolidating operations into a single, secure digital workspace. Moxo's integration capabilities ensure that signed documents are automatically synced with existing systems of record, maintaining data consistency and facilitating compliance across the organization. -
4
Inhubber
key2contract GmbH
Inhubber is a secure contract lifecycle management and digital signature platform powered by AI automation. It makes contracts clear, interactive, and easy to manage, eliminating inefficiencies in analysis, management, and approval processes. Inhubber’s AI detects legal and financial risks, tracks obligations and deliverables, and automates reminders for seamless compliance. Generative AI instantly creates concise, accurate summaries of contracts to speed up decision-making. Its unique blockchain-based encryption ensures that every transaction is secured with a tamper-proof code line, providing unmatched transparency and traceability. The built-in eSignature supports all file formats — from ZIP and Excel to video — while guaranteeing the highest level of data protection. Trusted by large enterprises and SMEs worldwide, Inhubber safeguards every contract with unique, industry-leading security.Starting Price: $19,99 -
5
MSB Docs
MSB Docs
MSB Docs simplifies digital document management for businesses of all sizes with secure, compliant, and legally binding Electronic Records and Electronic Signatures (ERES). It complies with US FDA 21 CFR Part 11, EU GMP Annex 11, and EU eIDAS (SES, AES, QES), making it ideal for regulated industries like healthcare and life sciences, while enabling cross-industry use across the EU. In India, MSB Docs adheres to the IT Act 2000 and supports DSC, Aadhaar-based eSignatures, and eStamping, making it the most trusted digital documentation platform. Trusted by leading organizations in pharma, BFSI, government, and education, MSB Docs offers: 1. eSign – Compliant digital signatures 2. CRA App – Simplified Clinical Research Associate workflows 3. Smart Forms – Dynamic, logic-based digital forms 4. eStamp – Legally valid, tamper-proof stamping MSB Docs enables organizations to digitize, manage, and automate document workflows.Starting Price: $25.00/month/user -
6
sproof sign
sproof
The sproof sign e-signature tool is a software for digitizing signature workflows. With the tool, signatures can be collected quickly and easily and documents can be signed digitally. The signatures are fully legally (QES) valid and GDPR compliant. In addition, sproof sign can be customized to your own branding and integrated into existing systems and workflows via API. In addition, sproof sign enables the creation and filling out of forms as well as the management of documents and contacts.Starting Price: €10/month -
7
OneSpan Sign
OneSpan
OneSpan Sign is a secure and reliable electronic signature solution that powers some of the world's most trusted brands. Top analyst firms and regulated industries recognize OneSpan Sign as a flexible and scalable solution that enables them to manage identities, secure access, verify transactions, and protect assets across the enterprise, financial, e-commerce, government, and healthcare markets. Available in the cloud or on-premises, OneSpan Sign seamlessly captures signatures at the point of sale (POS), in the field, or on websites.Starting Price: $20.00/month/user -
8
Zynyo
Zynyo
Zynyo provides a platform that enables documents to be securely and legally signed. Signing with a simple mouse signature or with signer identity verification, Zynyo's platform offers all options and all legal levels. With a multitude of features, sign requests can be tailored to every situation. Zynyo's platform is developed in the Netherlands, modern, and highly user-friendly. With the high-quality Zynyo platform, you are assured of a straightforward, secure, and internationally recognized solution for digitally signing any agreement.Starting Price: $50 -
9
Moxtra
Moxtra
Moxtra’s Client Interaction Platform has been built in partnership with several of the world’s leading financial institutions. These organizations use the platform to power their digital business — with rigorous compliance, privacy, security, and auditability. Moxtra enables the seamless extension of business processes. For enhanced security, the solution can be deployed as a private cloud, shared multi-tenant cloud, or on-premise service. All interactions on Moxtra are self-documented and recorded. Capture the location, device, and time for every interaction within Moxtra, and maintain visibility on all communications. Moxtra is engineered to meet the stringent security requirements of regulated industries, with encryption, and the ability to support the unique best practices of each business.Starting Price: $120 per month -
10
RazorSign
RazorSign
RazorSign, a contracts-driven legal operations platform built on the state-of-the-art, sixth-generation Razor platform. RazorSign seamlessly automates and integrates your legal functions, providing a streamlined and intuitive experience that enhances implementation, adaptability, and scalability. With its advanced features and innovative technology. RazorSign is an award-winning Legal Technology leader - empowering the legal community with cutting-edge and intuitive solutions, RazorSign stands at the forefront of legal technology. Recognized as the “Outstanding Legal Innovator” by the Asia-Pacific Legal Innovation & Technology Association in 2022, RazorSign boasts: 100+ Success Stories; 10,000+ Users; 21+ Industry Verticals; 95% Client Retention. · Contract Lifecycle Management · Matter & Case Management · Legal Spend & E-Billing · Legal Entity Management · Corporate Compliance Management · Legal Query ManagementStarting Price: $30 -
11
AS2 Gateway
Aayu Technologies LLC
Assured Trading with AS2 to Digitalize your Business. AS2 Gateway provides a B2B trading platform for organizations trading over the AS2 protocol, with a simplified and intuitive interface concealing the underlying complexities from end users. AS2 Gateway is fully compliant with the AS2 specification published by Drummond and Morberg, while ensuring the security of exchanged data via encryption, digital signature validation and guaranteed integrity through MIC (Message Integrity Check) hashing. Data security is further enhanced by utilizing the latest SSL/TLS channelling technologies as a supplementary security standard.Starting Price: $59 per month -
12
SigniFlow
SigniFlow
If you’re finding that the outdated pen to paper methods of signing documents and contracts are not meeting the modern demands of your business and its customers, then it’s time to go digital. Using our digital signature security, every document signed with SigniFlow has the necessary embedments to enhance non-repudiation. Deploy SigniFlow on-premise, in your own data center, or take advantage of our compliant, secure datacentre offerings, localized across regions And because electronic signatures are simply not good enough, SigniFlow applies the latest cryptographic digital signature standards to securely sign PDF documents. Join the millions worldwide that are switching from electronic, to digital signatures.Starting Price: $8.00/month/user -
13
PXL Vision
PXL Vision
PXL Vision revolutionizes digital identity verification, automating customer onboarding and KYC processes to increase conversion rates. As the Swiss market leader for digital identity verification, our flexible solutions utilize efficient, AI-based ID checks as a SaaS or on-premise solutions. With our patented technologies, we ensure fast, reliable, and user-friendly identification processes that seamlessly integrate into existing workflows. Our Auto-ID adapts to various customer needs, offering customizable deployment, branding options, and security levels. Since 2017, we have empowered numerous partners and customers to save costs, boost revenue, and enhance user experience. -
14
SwissSign
SwissSign
SwissSign enables you to make your processes and business transactions even more efficient by allowing customers and employees to sign easily online. Signature service by SwissSign: The Swiss signature solution from SwissSign offers qualified electronic signatures (QES) which are ZertEs (Swiss Signature Act) and eIDAS compliant as well as advanced (AES) and simple electronic signatures (SES). The solution that suits your needs: Regardless of whether you are a private individual, SME or large company, SwissID Sign offers the right solution for you. SwissSign offers a Ready-to-Go solution (no integration necessary) and an integration solution (cloud) based on “SwissID Sign”. For companies that require a flexible and confidential solution SwissSign recommends its On-premise solution “Let’s Sign”. -
15
KAiZEN
AYAN Softwares
KAiZEN – A Secure Electronic Signature Tool, streamlines e-Signing process with verified digital signatures. Now, Quickly eSign any document from anywhere, anytime on laptop, phone or tablet. Boost efficiency, and go green with the paperless solution.Starting Price: $99 -
16
DigiSign
Digio
DigiSign enables paperless, remote and legally valid digital signing. Send signature requests to multiple parties in a specified signing order. The IT Act (2000) recognizes e-signatures and holds them as legally valid as wet ink signatures. Simple to use Digital signing using SAAS based Plug-n-Play APIs or on-premise solutions. Digitally sign trading & demat account opening forms, lending agreements, invoices and much more. e-Signing saves businesses time, operational expenditure, and paper. An identity-linked digital signature solution eliminates the possibility of forgery. -
17
SSH Secure Sign
SSH
SalaX Secure Sign is a secure digital signature solution that enables users to electronically sign confidential documents with robust encryption, ensuring authenticity and compliance with legal standards. It allows for the signing of various file types, including PDFs, images, office documents, and source code files, with the capability to sign multiple documents simultaneously. The solution does not require end-user accounts or registration, simplifying the signing process. Users can verify, track, and audit all digital signatures, with e-signatures archived for easy auditing. Secure Sign offers flexible configuration options, including various authentication methods such as Active Directory, Signicat, or SMS OTP, and can be deployed on-premises or in the cloud, ensuring full control over data. As part of the SalaX Secure Collaboration suite, it integrates seamlessly with other applications like encrypted secure email, secure e-forms, and secure rooms for file sharing. -
18
Comsigntrust
Comsigntrust
The ComSignTrust™ mission is to honor people’s need for safety, efficiency and ecology, in the digital world. Valuable for a single user or an entire enterprise, ComSignTrust™ is a leader in developing highly secure, qualified digital signature solutions to automate and optimize documentation processes of all kinds. From millions of invoices to a single document that needs approval, ComSignTrust™ digitizes the entire process to dramatically reduce valuable time and costs. We deliver highly secure, qualified, electronic digital signature solutions for businesses of all sizes and from a wide range of industries. All in One’ on-premise solution for enterprises installed as a central server appliance. -
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DocuSoft
DocuSoft
Docusoft works with financial services professionals to develop software and create an innovative solution; document management, cloud file storage, client data management, workflow processes, data protection, file sharing, and document delivery, and electronic signatures are among the issues we address. Together, we develop the best software solutions for accountants, insolvency practitioners, financial and business advisers, and other professional services businesses across the world. Every business communication or transaction results in the creation of files or documents. Docusoft CloudFiler gives you the best cloud document management solution to manage your business communications and records. With tools to index and file, create, automate and process, users can easily search and retrieve their business documents, use OCR search features and review documents, all from any web browser! -
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Filedoc
Filedoc Software
Filedoc is a document and email management software with process automation, installed in thousands of organizations, helping leading organizations manage information more efficiently, ensuring it's secure, usable, and accessible—from any device, at any time, and anywhere. With thousands of installations in organizations of all types and sizes, this software makes it possible to manage information more efficiently and ensure that it is always secure, compliant, usable and accessible, anytime and anywhere. Filedoc's intuitive interface allows you to capture, index, process and manage information in all departments. Choosing Filedoc means ensuring effective management of the information and processes essential to your company's performance, while at the same time helping to shape, streamline and demonstrate your internal organization.
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