A Developer-Friendly
Docusign API Alternative
Save up to 40% on eSignature costs with transparent pricing, fast onboarding, no complex go‑live process, embedded signing, and reliable support.
- No overages
- No limits
- All features included
BoldSign
$0.75/per envelope
Docusign
$1.25/per envelope
Not specified
- Tip: Switching from Docusign “Starter” developer plan to BoldSign “Enterprise API” plan can reduce your subscription spend by $240 per user per year (40%), based on publicly listed pricing as of Jan 2026.
Trusted by 50,000+ businesses worldwide
Why teams choose BoldSign API as a Docusign API alternative
BoldSign offers competitive pricing and a developer‑friendly API, giving businesses an affordable option for their eSignature needs.
No overage charges
BoldSign costs just $0.75 per document with no surprise fees —giving you clear, predictable pricing for better budgeting.
Powerful API
BoldSign’s API delivers fast, dependable performance with features like embedded signing, custom fields, unlimited sender identities, and developer support.
Coding assistance
Tell us what you need—we’ll implement it in your preferred language, like Python, .NET, or Node.js. Fast help, tailored to you.
AI-powered eSignature workflows
Move faster with AI that detects form fields, finds agreements in plain language, and sends, tracks, and reminds signers through chat via MCP. Explore AI features
99.99% uptime (SLA-backed)
Keep signing workflows available month over month. BoldSign has maintained 99.999% uptime over the past few years.
Free template migration
Migrate your Docusign templates to BoldSign at no cost. The import is smooth and helps you switch without starting from scratch.
Dedicated developer support
Get expert help through live chat—90% of issues are resolved instantly. BoldSign’s support is reliable, even on lower plans.
Pay-as-you-go
Only pay for what you use. BoldSign’s flexible pay‑as‑you‑go model adapts to your business needs—giving you simple, scalable pricing without unnecessary overhead.
No complex go-live process
Go live instantly—no long reviews or approval delays. BoldSign makes integration quick so you can start using eSignatures fast.
Identity verification
Verify signers with access codes, OTPs, government ID checks, and selfie biometrics to ensure secure and authentic signatures.
Multitenant SaaS app integration
Let each tenant send documents with their identity—no extra accounts or charges. Ideal for multi-tenant SaaS platforms.
API comparison
A concise comparison of API features and functionalities between BoldSign and Docusign
BoldSign
Docusign
Price per envelope
$0.75 per envelope in Enterprise plan
$1.25 per envelope in
Starter plan
Pay as You Go
Yes
Embedded send
Yes
Yes
Embedded sign
Yes
Yes
Embedded template creation
Yes
Yes
Custom branding
Yes
Yes
Embedded mobile responsive
Yes
Yes
Send document on behalf (Without account)
Yes
Text tags
Yes
Yes
Coding Assistance
Yes
SMS Delivery
Yes
Yes
Automatic PDF fields detection
Yes
Signer Attachments
Yes
Yes
Custom fields
Yes
Multitenant SaaS app integration
Yes
Data Residency
Yes
Yes
Webhooks
Yes
Yes
SDK Availability
Yes
Yes
Free support
Yes
Live chat
Yes
- Disclaimer : This page contains product comparisons based on publicly available information as of Jan 2026 and may change.
Interested in BoldSign pricing plan?
With BoldSign Electronic Signature Software, you don’t have to deal with hidden document limits, feature limitations, or unexpected overage charges.
Alternative to Leading eSignature Platforms
Compare BoldSign with leading eSignature providers and APIs by pricing, features, compliance, and scalability to find the best fit for your team.
Connect BoldSign with Your Favorite Apps
Integrate BoldSign with the CRM, accounting, productivity, and business tools your team already uses.
Legally Valid.
Fully Secure.
Always Compliant.
BoldSign meets top global standards like SOC 2, GDPR, HIPAA, and PCI DSS. Every signature is legally enforceable under the ESIGN Act, eIDAS, and global laws. With AES-256 encryption, your data stays protected from start to finish.
Don't take our word for it.
Check out our reviews on G2 to see what customers have to say about BoldSign.
Exactly what I needed for API-based proposals
I needed a way to send and manage proposals programmatically through my web app without manual steps in between. BoldSign's API made that possible and the implementation was straightforward enough that I could get it working quickly without a lot of headaches.
Michael P.
Posted on May 8, 2026
Seamless Signatures with BoldSign, Highly Recommended
BoldSign solves not receiving necessary signatures in a timely manner, especially for customers without a printer or scanner. It provides a seamless way to collect signatures and perform work.
Ashly T.
Posted on May 13, 2026
Seamless Transition and Stellar Support with BoldSign
BoldSign offers affordable
e-signatures with an unlimited signature pricing plan and excellent customer support, providing full feature parity without a premium price tag. It's proactive in support and cost-effective compared to our previous use of DocuSign.
Robert B.
Posted on May 27, 2026
Built to scale with your business
Close deals faster, cut costs, and stay compliant. From startups to global enterprises, thousands trust BoldSign to simplify document signing.
25+
Years in business
50,000+
Customers
120+
Countries
1,500+
Built-in features
Learn more about switching and
eSignature workflows
Helpful guides for evaluating a Docusign alternative, planning a rollout, and getting the most from your eSignature workflows.
Frequently asked questions
Yes. BoldSign’s API handles high-volume workflows with low latency (average response time under 200ms), robust security, and 99.999% uptime. It’s used by banks, healthcare providers, and software platforms that require reliable, scalable integrations.
Yes. BoldSign provides embedded signing and embedded sending through the API, allowing you to keep users on your platform throughout the signing process.
If you have production API access, you can migrate the documents from Docusign to BoldSign.
Yes, BoldSign is highly secure. We are SOC 2® Type 2 compliant, meaning we meet strict requirements for data security and privacy through regular audits.
Yes, we provide SDKs for popular languages like .NET, Node.js, Python, Java, and PHP, along with Postman collections and a developer sandbox to speed up your integration.
Most of our customers are up and running in less than 24 hours. The API is built for fast onboarding with clear documentation, code samples, and responsive support.
Sign up for your free trial today!
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