This article contains information for web development (JavaScript, ASP.NET Core, ASP.NET MVC, ASP.NET WebForrms, PHP, React.js, Angular, Vue.js, etc) using the evaluation version of VintaSoft Twain .NET SDK.

General information about evaluation version of VintaSoft Twain .NET SDK

The evaluation version of VintaSoft Twain .NET SDK allows you to test the SDK functionality and so check if it suits your requrements.

The evaluation version allows to develop .NET applications for test purposes only.

The evaluation version does NOT allow to use the developed test applications in production or for commercial purposes.

The evaluation version works during 30 days of evaluation period. For activating the evaluation period you should request the evaluation license.

The evaluation version has several minor limitations of use listed below.

It's prohibited to rent, lease, sell, modify, decompile, disassemble, crack, otherwise reverse engineer the evaluation version.

You need to embed the evaluation license into source codes of your web application.

Request JavaScript code to embed the evaluation license into source codes of your web application

If you need JavaScript code to embed the evaluation license into source codes of your web application, you need to do the following steps:

1. Go to VintaSoft User Portal at https://myaccount.vintasoft.com/user/getEvaluationLicense.
2. Enter your email, choose necessary product. Enter your name if you request the evaluation license first time. Check necessary checkboxes.
3. Click the "Send the evaluation license to my email" button and email message with information about the evaluation license will be sent to your email.

Limitations of evaluation version

Evaluation version has the following limitations:

• Evaluation version adds watermarks to the scanned images.
• Evaluation version does not allow to save color images to JPEG, TIFF or PDF file.
  Save color image to PNG or BMP file if you want to evaluate saving of color images.
  Scan black-white or grayscale image if you want to evaluate saving of image to JPEG, TIFF or PDF file.