Should I block it?

40% of PCs block this file from running.
Possible reason:
Performance resource utilization

VersionsAdditional versions 20.00% 40.00% 20.00% 20.00%


Json.NET by ReSoft LTD. (Signed)

Remove Newtonsoft.Json.dll
MD5:   bbfe5d895a77cf4e22e2825712015f89
SHA1:   061dc63812d91a730e80ed41baedb178901403de


newtonsoft.json.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 SuperFast PC published by 383 Media, Inc., System Optimizer Pro from 383 Media, Inc. and System Optimizer Pro by 383 Media, Inc.. The assembly utilizes the .NET run-time framework (which is required to be installed on the PC). The file is digitally signed by ReSoft LTD. which was issued by the COMODO CA Limited certificate authority (CA).


File name:newtonsoft.json.dll
Product name:Json.NET
Description:Json.NET .NET 2.0
Typical file path:C:\users\user\appdata\local\smartbar\application\newtonsoft.json.dll
File version:
Size:361.5 KB (370,176 bytes)
Build date:10/23/2013 2:33 PM
Issued to:ReSoft LTD.
Authority (CA):COMODO CA Limited
Effective date:Tuesday, January 8, 2013
Expiration date:Sunday, February 8, 2015
Digital DNA
File packed:No
Code language:Microsoft Visual C# / Basic .NET
More details


The following programs will install this file
383 Media, Inc.
50% remove
SuperFast PC will securely scan your Windows registry and repair any incorrect or obsolete entries that may cause instabilities and error messages. By repairing this data your system will be able to run faster and error free. Get the best performance possible with Superfast PC! There are many reasons why your PC may be running slowly and with it’s one of a kind scanning engine SuperFast PC will find and repair all known causes of impair...
383 Media, Inc.
  70% remove
This is a PC optimization program that is supposed to increase the speed of computer. The trial version will perform a scan and identify issues while the user will need to unlock the software for a yearly auto-renewing subscription charge.
383 Media, Inc.
  53% remove
Fix Computer Problems with Driver Restore. Driver Restore scans your PC for missing, corrupt, and outdated Computer Drivers and automatically updates them to the latest, most compatible version. Uninstalling / reinstalling programs, upgrading software or hardware, Windows updates or service pack upgrades, or spyware/virus infections that cause your computer to become corrupt can cause your drivers become outdated.
Modern PC Utility Apps Pvt. Ltd.
4% remove

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 8.1 80.00%
Windows 7 Home Premium 20.00%

Distribution by countryDistribution by country

United States installs about 60.00% of Json.NET.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Toshiba 66.67%
Lenovo 22.22%
Acer 11.11%
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