Should I block it?

No, this file is 100% safe to run.

LIBPNG15.dll

LibPNG

Remove LIBPNG15.dll
Version:   1.5.4
MD5:   8f1fbf8ac8e6aa7ab827ab12e846d82b
SHA1:   599ceee0fe522ea5f635a66742df9e825db9c287
SHA256:   3c377cfd84b94e5efd43023e4338e4b00ed40d55d8da917e6d62bb749731e2c7

Overview

libpng15.dll is loaded as dynamic link library that runs in the context of a process. It is installed with a couple of know programs including Trillian published by Cerulean Studios, LLC and Deutsches Trillian Paket published by Deutsches Trillian Team.

DetailsDetails

File name:libpng15.dll
Product name:LibPNG
Description:PNG image compression library with APNG Patch
Typical file path:C:\Program Files\trillian\libpng15.dll
File version:1.5.4
Product version:1
Size:183 KB (187,392 bytes)
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++ 9.0
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
Cerulean Studios, LLC
3% remove
Trillian is modern instant messaging for home and work that prioritizes chat interoperability and security. Start a chat on your iPad at the breakfast table. Continue chatting on your phone as you take the train to work. Wrap things up when you sit down in front of your desktop. Trillian automatically keeps all of your devices synchronized throughout the day, ensuring you're always able to access conversation wherever you are. Trillian ...
Deutsches Trillian Team
2% remove

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate N 20.00%
Windows 7 Ultimate 20.00%
Windows Vista Home Premium 20.00%
Windows 7 Home Premium 20.00%
Windows 8 Pro 20.00%

Distribution by countryDistribution by country

United States installs about 50.00% of LibPNG.
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