The e-signature solutions’ high-level overview
The following APIs allow Developers to create applications and integrate programs and software into websites that involve signature embedding functions.
An e-signature API is a set of commands that enable users to create, share, and verify digital signatures.
The information was taken from the following source: Top 7 Best eSignature APIs & Alternatives (2021) | RapidAPI
For more information, it is recommended to follow the links within the article to view the open-source results (registration with RapidAPI is required).
Funding History
This table outlines the amount of money raised and identifies the principal investor.

Acquisition History
History of main services acquisitions.

Products Offering
What exactly do the services offer?

Most of the platforms are oriented to the small, mid, and enterprise markets.
Devices/Platforms
Compatibility of applications with specific platforms.

Feedback: G2
Number of reviews on the G2 platform:
5 – positive
4 – good
3 – neutral
2 – bad
1 – very bad.

Feedback: Capterra
Number of reviews on the Capterra platform.

Feedback: Ease of User
The number of application usage reviews.

Feedback: Customer Service
The number of reviews on receiving service from the platforms.

Feedback: Features
Received feedback on the functionality.

Feedback: Value for Money
Features value for money.

Growth Rate
Traffic data from SimilarWeb.

API Subscription Plans
The price plans for that services.

API Libraries
API connection is possible to all web services. Do third-party services have the ability to communicate with them through the API using different programming languages.
