Tool profile
BoldSign: cost, fit and limits
BoldSign is an electronic signature service made by Syncfusion, Inc. that sends, signs and tracks documents through a web app, mobile apps and an API, with AI form field detection and AI document search on its top plan.
What to know first
BoldSign has three plans: a free Essential plan with 25 envelopes a month, Growth from $5 per user per month on yearly billing, and Business from $15 per user per month yearly. The pricing page lists envelope, user and add-on charges separately, so the monthly bill depends on how many messages, identity checks and integrations a team adds. Customers choose where documents are stored, including the EU.
BoldSign at a glance
| Maker | Syncfusion, Inc., United States |
|---|---|
| Free plan | Yes |
| Entry price | $0 (Essential plan, 25 envelopes per month) |
| API access | Yes |
| Category | Best AI eSignature Software in 2026, rank 12 of 13 |
| Website | boldsign.com |
Who BoldSign is best for
Small teams moving off paper
The free Essential plan includes an audit trail, reminders, custom branding and mobile apps, which is enough to test a real signing workflow before any paid seat is bought.
Developers embedding signing in a product
BoldSign has a dedicated e-signature API page, so a software team can send documents from its own application instead of using only the web interface.
Teams that send the same contract repeatedly
Business offers unlimited envelopes and templates plus AI field detection, which prepares fields from an uploaded document and cuts template setup time for recurring paperwork.
Buyers who need EU document storage
Customers pick US, Canada, Australia or EU storage, and AI processing for Europe runs in a dedicated AI environment according to the vendor.
BoldSign plans and pricing
| Plan | Price | What it includes |
|---|---|---|
| Essential | $0 | 25 envelopes per month, 2 templates, no extra users, audit trail, automated reminders, custom branding, mobile apps and email, chat and phone support. |
| Growth | $5 per user per month yearly; $15 monthly | 50 envelopes per user per month shared across the account, 10 templates, template sharing, in-person signing, team management and additional users at $5 per month yearly. |
| Business | $15 per user per month yearly; $25 monthly | Unlimited envelopes and templates, single sign-on, custom roles, AI field detection, AI search, custom fields, one custom email domain and HIPAA on annual plans. |
| Add-ons | Per use or per month | SMS at $0.20 and WhatsApp at $0.10 per message, ID verification at $2, qualified signature at $3 per attempt, Xero at $5 per organization and Salesforce at $10 per user monthly. |
Checked November 2026.
What BoldSign does
- AI form field detection
- Upload a document and BoldSign proposes the signature, date and text fields for a template. The pricing page lists this under the Business plan only.
- Document search with AI
- Business includes AI search across stored documents, and the vendor also runs an AI assistant that answers questions about using BoldSign at any hour of the day or night.
- Bulk send from a CSV
- One document can go to many recipients from a single spreadsheet upload. Bulk links and bulk send are sold as add-ons priced at $0.25 per envelope sent.
- Identity verification
- An add-on checks an ID document and a selfie before signing, billed at $2 per verification, which suits contracts that need proof of who signed.
- Delivery by email, SMS or WhatsApp
- Signing requests can reach signers by email, SMS or WhatsApp, with the two messaging channels metered per message rather than being included in any of the plan prices.
How BoldSign handles your data
BoldSign's AI data use page says customer data is not used to train AI models and is not shared with third parties or other customers. Customers choose document storage in the US, Canada, Australia or the EU; AI processing for Europe runs in a dedicated AI environment, while other regions are processed in the US AI data center. The vendor states SOC 2 Type 2, audited by an independent CPA firm, and claims eIDAS SES, ESIGN and GDPR compliance. HIPAA support needs a signed Business Associate Agreement on an annual plan. A retention period for signed documents was not stated on the pages read.
Where BoldSign falls short in practice
- Free plan is tight. Essential allows 25 envelopes a month, 2 templates and no extra users, and personal email signups are held to 5 envelopes until business details are verified.
- Shared envelope pool on Growth. Growth gives 50 envelopes per user per month, pooled across the account, so a heavy sender on a small team can exhaust the pool while others have unused envelopes.
- Add-ons raise the bill. Messaging, ID checks, qualified signatures and the Salesforce and Xero links are billed separately, so a regulated workflow costs well above the headline seat price.
- HIPAA needs an annual plan. HIPAA support is enabled only on annual billing, by signing the Business Associate Agreement in Settings, which rules out a monthly-billed trial for a healthcare team.
Works with
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BoldSign: common questions
Is BoldSign free to use?
Yes, within limits. The Essential plan costs $0 and includes 25 envelopes a month, 2 templates and no additional users, plus an audit trail and reminders. Personal email signups are limited to 5 envelopes per month until business details are verified.
Which BoldSign plan includes AI field detection?
AI-powered field detection and AI document search are listed on the Business plan, which costs $15 per user per month on yearly billing or $25 monthly. Essential and Growth do not list these AI features on the pricing page. Check the plan before relying on them.
Can BoldSign store documents in the EU?
Yes. BoldSign lets customers choose storage in the US, Canada, Australia or the EU. For Europe, AI processing runs in a dedicated AI environment, while customers in other regions are processed in the US AI data center instead. Pick the region at setup.
Does BoldSign train AI on my contracts?
BoldSign's AI data use page says the vendor does not use customer data to train AI models and does not share it with third parties or other customers. A retention period for signed documents is not stated on the pages read.
How much do SMS and ID verification cost on BoldSign?
They are add-ons billed per use: SMS costs $0.20 per message, WhatsApp $0.10 per message, and ID plus selfie verification $2 per verification. A qualified electronic signature costs $3 per signing attempt, and bulk send adds $0.25 per envelope. Totals grow with volume.