---
title: BoldSign eSignature API Reviews
meta_title: 'BoldSign eSignature API Reviews 2026: Details, Pricing, & Features |
  G2'
meta_description: Filter reviews by the users' company size, role or industry to find
  out how BoldSign eSignature API works for a business like yours.
aggregate_rating:
  rating_value: 3.8
  review_count: 2
  scale: '5'
date_modified: '2026-06-22'
parent_category:
  name: Development
  url: https://www.g2.com/categories/development
---

# BoldSign eSignature API Reviews
**Vendor:** Syncfusion  
**Category:** [E-Signature APIs Software](https://www.g2.com/categories/e-signature-apis)  
**Average Rating:** 3.8/5.0  
**Total Reviews:** 2
## About BoldSign eSignature API
Blazing Fast eSignature API Easily embed the entire eSignature process within your apps. We have over 20 years of experience creating various APIs consumed by millions of developers.




## BoldSign eSignature API Reviews
  ### 1. Reliable E-Sign

**Rating:** 4.0/5.0 stars

**Reviewed by:** Tanay s. | SDE, Mid-Market (51-1000 emp.)

**Reviewed Date:** November 05, 2023

**What do you like best about BoldSign eSignature API?**

I wanted an affordable alternative of Adobe for signing of my contracts ,Boldsign provides me fast and secure option for that .As a software developer ,I have integrated this API into my services which enables my clients to easily sign the documents ,at the same time I can track the status and download the signed documents .API success rate is quite impressive ,also enables to upload multiple formats of files .

**What do you dislike about BoldSign eSignature API?**

Little difficult to integrate , Boldsign should provide more tutorials or documentation for beginners to use it effectively,during initial phase  .

**What problems is BoldSign eSignature API solving and how is that benefiting you?**

Boldsign helps me to legally sign my documents end to end  securely  without the dependence of any third party service or physical token.The API Response time is also fast (around 400 ms) .It was to easy to integrate the functionality on my existing solutions ,without spending time and money on development and maintenance of it by my own company .It lets me upload my documents ,I can choose the signature fields also ,I can modify the signed documents look by attaching my brands and logos to authorize it as per my organization .It generates a copy of signed document and sends it both to the recipient as well as the authenticating authority once the  paper is signed .

  ### 2. Quite comprehensive tool for everyday business operations.

**Rating:** 3.5/5.0 stars

**Reviewed by:** Spoorthi J. | Product Designer, Mid-Market (51-1000 emp.)

**Reviewed Date:** November 24, 2023

**What do you like best about BoldSign eSignature API?**

It is affordable and leagally protected across multiple countries.

**What do you dislike about BoldSign eSignature API?**

Nothing as such about working, though they can do something about awaiting signature responses.

**What problems is BoldSign eSignature API solving and how is that benefiting you?**

It is providing one-stop solution for all digital documentation and signatures with required legal bounds and data security.



- [View BoldSign eSignature API pricing details and edition comparison](https://www.g2.com/products/boldsign-esignature-api/reviews?section=pricing&secure%5Bexpires_at%5D=2026-06-28+23%3A16%3A42+-0500&secure%5Bsession_id%5D=4d0b0ac8-a333-4a6e-8995-5e5244b94fc9&secure%5Btoken%5D=aac76f58061bc71d3e3f2708b13649f7b5fa343a82a6bcfc9db616176593d4d8&format=llm_user)

## BoldSign eSignature API Features
**Functionality**
- Ease Of Integration
- API Call Speed
- Breadth Of Functionality

**Support**
- Professional Support
- Community Support
- Documentation

## Top BoldSign eSignature API Alternatives
  - [Xodo Sign](https://www.g2.com/products/xodo-sign/reviews) - 4.8/5.0 (2,739 reviews)
  - [Docusign](https://www.g2.com/products/docusign/reviews) - 4.5/5.0 (2,515 reviews)
  - [Foxit eSign](https://www.g2.com/products/foxit-esign/reviews) - 4.6/5.0 (1,432 reviews)