BLine Mobile 4+

Mobile text comparison

Blue Sparrow Systems Limited

    • 4.4 • 7 Ratings
    • Free
    • Offers In-App Purchases



BLine allows you to create blacklines—a common way of showing changes between two texts—from anywhere on your iOS device. The source text can be electronic or paper. A handy tool when reviewing documents, discussing changes, or sending comments. Also adds an extension that allows blacklining from other apps.

For the terms of use, please see

What’s New

Version 3.0.1

Improved display layout on iPad.

Ratings and Reviews

4.4 out of 5
7 Ratings

7 Ratings

App Privacy

The developer, Blue Sparrow Systems Limited, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Not Linked to You

The following data may be collected but it is not linked to your identity:

  • Purchases

Privacy practices may vary, for example, based on the features you use or your age. Learn More

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