Process Icon

Process Detail

Running, Malicious, Unwanted, Memory Hogs

Welcome to the PC Matic Process Library. We maintain an extensive list of common processes running on today’s PCs. Within this library you can learn more about the processes running on your machine.

Process Library Detail

What is calc.exe? calc.exe?

Vendor:      Microsoft
Product:     Microsoft
Vendor Website:      http://www.microsoft.com/
Last Seen by PC Matic:      No Data

Process is Bad PC Matic has analyzed this process and determined that there is a high likelihood that it is bad.
Process is questionablePC Matic has analyzed this process and determined that the safety of this process is questionable.
Process is goodPC Matic has analyzed this process and determined that there is a high likelihood that it is good.
Process is goodThis process is a Microsoft or Windows process, but many viruses use this file name to escape notice.

Purpose: calc.exe - Windows' integrated on-screen calculator.

calc.exe is a user invoked program and a normal part of PC operations. No action required.


calc.exe is known to be a bad process. Learn more about protecting your PC from these bad processes with PC Matic.
calc.exe could be a harmful process. Learn more about protecging your PC from these potential harmful processes with PC Matic.
This information brought to you by PC Matic. PC Matic's real-time protection, Super Shield, blocks ALL bad and unknown threats to keep your PC secure.
calc.exe is a Microsoft or Windows process but some versions of this exe carry viruses.
Learn more about protecting yourself from bad versions of this file with PC Matic.

Percentage of recently scanned PC's with this process running: 0.03%
Average CPU use for this program: 0%
Average RAM for this program: 1 MB


Program Name MD5 Count
calc.exe

MD5 Hashes

# Status MD5 Revision Name Size
1 Status 0x4884da7754823b44ccc2b2106f21146e 8/31/2015 9:49:00 PM Unknown Unknown calc.exe 758 KB
2 Status 0x829e4805b0e12b383ee09abdc9e2dc3c 7/24/2015 9:10:00 AM Unknown 5.1.2600.0 (xpclient.010817-1148) calc.exe 112 KB
3 Status 0x6380c2a96933f4d82e9d92ff9af9303a 12/9/2014 12:35:00 PM Unknown Unknown calc.exe 112 KB
4 Status 0xff2db66b40ac1b9ac5a5c99fdf7c9829 2/1/2012 9:13:00 PM Unknown 5.1.2600.0 (xpclient.010817-1148) calc.exe 112 KB
5 Status 0x1ed2124313cce34c877247574212efc8 1/23/2012 8:09:00 PM Unknown 6.0.6000.16386 (vista_rtm.061101-2205) calc.exe 172 KB
6 Status 0x9ad24b25879ab4590ab6d4c258abae06 9/15/2011 11:31:00 AM Unknown Unknown calc.exe 103 KB
7 Status 0x29bac78bb5f8aa8c5c815f992928cfc6 9/14/2011 7:49:00 PM Unknown 5.00.2134.1 calc.exe 89 KB
8 Status 0xcc1f2257387723fe8666059e3565f8db 8/22/2011 6:19:00 PM Unknown 5.1.2600.0 (xpclient.010817-1148) calc.exe 112 KB
9 Status 0x0a93c0416da79c27299479eea9ef9cb8 7/29/2011 4:38:00 PM Unknown Unknown calc.exe 112 KB
10 Status 0x4e277a5eeeadb297d4ff5deb8ff3a79c 1/18/2011 2:07:00 PM Unknown Unknown calc.exe 112 KB
11 Status 0xc3f5485339f4f90f07476c570804bab8 12/17/2010 11:15:00 PM Unknown 5.1.2600.0 (xpclient.010817-1148) calc.exe 115 KB
12 Status 0x006728285a531498449fcb9b4ac8814e 10/29/2010 12:33:00 AM Unknown 1.0.0908 calc.exe 924 KB
13 Status 0x47f4a73899bbf6b1646a203ea5763ce6 9/9/2010 3:18:00 PM Unknown 5.1.2600.0 (xpclient.010817-1148) calc.exe 112 KB
14 Status 0x26a239e5e4140e0470bb65a42594ce3b 8/5/2010 11:56:00 PM Unknown Unknown calc.exe 111 KB
15 Status 0x516fdd4a9dfa9213af540e693795a31d 7/26/2010 4:14:00 PM Unknown Unknown calc.exe 113 KB
16 Status 0x57f7096006ec4d6d9df0d1dcaa1640b4 5/20/2010 7:43:00 PM Unknown Unknown calc.exe 142 KB
17 Status 0xa475e97e80ac5380f2621a0449b5b65f 4/1/2010 6:19:00 PM Unknown Unknown calc.exe 113 KB
18 Status 0xb6b42d52dfc243188d0df8d9686a9df2 3/29/2010 5:38:00 PM Unknown Unknown calc.exe 143 KB
19 Status 0xe4e5bb7eb1cb9c352c0e431fa1e92aa5 3/25/2010 11:28:00 AM Unknown Unknown calc.exe 143 KB
20 Status 0xc78533c6221909622c2e88ef3ff5d9a9 3/8/2010 8:30:00 PM Unknown Unknown calc.exe 114 KB
21 Status 0xddafd6902aa8102866b9e4c0855f1fef 2/27/2010 5:50:00 PM Unknown Unknown calc.exe 223 KB
22 Status 0xdfb58c7597b47c9652423c33a3179d20 2/8/2010 5:55:00 PM Unknown 4.5 calc.exe 296 KB
23 Status 0x82fb7950b403018d415adbfec5d0c5b7 1/22/2010 1:30:00 AM Unknown Unknown calc.exe 115 KB
24 Status 0x797fbfd77198f6db6f44e41daef771f6 1/11/2010 11:20:00 AM Unknown 5.1.2600.0 (xpclient.010817-1148) calc.exe 112 KB
25 Status 0x179edbccb3c1024775f2ffc0000aecdb 12/18/2009 12:01:00 AM Unknown Unknown calc.exe 191 KB


USA Based Support

Unlimited Calls With a Technology Expert

Support Unlimited from PC Matic includes support and tech coaching via Phone, Email, Chat and Remote Assistance for all of your technology needs on computers, printers, routers, smart devices, tablets and more.
Annual Price
$100
Learn More

PC Matic Newsletter

Our weekly newsletter is packed with computer tips & tricks. As a bonus, receive monthly emails with exclusive offers.