CalcTray.exe is part of a product called known as CalculatorTray and the developer is LIRA soft, Ltd. Kyiv, Ukraine .
If you think that this file contains a virus or another malware, please download a virus scanner.
If CalcTray.exe is using too much CPU or too much memory in your system, it is possible that your file has been infected with a virus. Installing an antivirus is recommended.
Not all processes can be uninstalled without the help of a 3rd party tool, especially malware. To see if it can be uninstalled, first go to Start > Control Panel > Add/Remove programs and select CalculatorTray from the list to remove the process CalcTray.exe from your computer.
If you have any problems with CalcTray.exe, you may try using a registry cleaner or a speed-up software to check, analyze, and fix problems that are affecting the performance of your computer.
You may try contacting LIRA soft, Ltd. Kyiv, Ukraine, the developer of CalcTray.exe and ask for more information.