84,488,480 programs installed

Should I remove Ulead Straight-to-Disc SDK?

What percent of users and experts removed it?
23% remove it77% keep it
Overall Sentiment
Very good
What do people think about it?
(click star to rate)
How common is it?
Global Rank #11,964
United States Rank #11,282
Reach 0.0273%
Lifespan of installation (until removal)
< 14.95 days
440.98 days >
Average installed length: 231.70 days


3.5 43.23%
2.4 13.17%
2.2 31.35%
1.0 12.24%

Other programs by Ulead Systems

Ulead Straight-to-Disc SDK

What is Ulead Straight-to-Disc SDK?  (from Ulead Systems)

The software provides tools that allow the user to copy analog video and save them directly to a DVD without loss of quality.


Ulead Straight-to-Disc SDK is a software program developed by Ulead Systems. The most common release is 3.5, with over 98% of all installations currently using this version. The primary executable is named Instsys.exe. The setup package generally installs about 101 files and is usually about 13.61 MB (14,274,005 bytes). Relative to the overall usage of users who have this installed on their PCs, most are running Windows 7 (SP1) and Windows 10. While about 47% of users of Ulead Straight-to-Disc SDK come from the United States, it is also popular in Australia and Canada.

Program detailsProgram details

Installation folder: C:\Program Files\Ulead Systems\Ulead Straight-to-Disc SDK
Uninstaller: RunDll32 C:\Program Files1\COMMON~1\INSTAL~1\PROFES~1\RunTime\0701\Intel32\Ctor.dll,LaunchSetup "C:\Program Files\InstallShield Installation Information\{8D
Estimated size: 13.61 MB

Program filesFiles installed by Ulead Straight-to-Disc SDK

Program executable:Instsys.exe
Name:Ulead Systems Instsys
Path:C:\Program Files\monsoon multimedia\hava\pc player\Instsys.exe
Additional files:
  • StraightToDiscSDKSample.exe - Ulead Disc-Direct SDK 2.3 Sample code (Ulead Straight-to-Disc SDK 2.3)
  • MPEGIN.DLL - Ulead MPEG SR File Decoder (MPEG SR File Decoder)
  • ULCDRHlpInst.dll - Ulead Systems ULCDRHlpInst (ULCDRHlpInst)
  • MCMpgDec.dll - Ulead MPEG Stream Decoder (MPEG Stream Decoder)
  • u32Base.dll - Ulead DVD MovieFactory (BASE LIBRARY)
  • u32Clips.dll - Ulead?ImageIconObject?Utility.u32Clips.DLL
  • u32Comm.dll - Error Handle
  • u32Cvt.dll
  • u32File.dll
  • u32Misc.dll - File I/O Plug in
  • U32path.dll
  • u32Tx.dll
  • u32txtur.dll
  • ulibjpg.dll - 0
  • uRender.dll - uRender DLL
  • uShadow.dll
  • wcsRWUFO.dll - wcsRWUFO DLL
  • wWebComp.dll - wWebComp DLL
  • Instsys.exe - Ulead Systems Instsys (Instsys)
  • LdvdMnRndr.dll - LdvdMnRndr Module
  • ULDvrDec.dll - ULDvrDec Module
  • ulOle32.dll - ulOle32
  • mpgaparse.dll - Ulead MPEG Audio Parser (MPEG Audio Parser)
  • mpgvparse.dll - Ulead Mpeg Video Parser (Mpeg Video parser)
  • mpgmux.dll - Ulead MPEG Multiplexer (MPEG Multiplexer)
  • VirtCDRDrv.dll - VirtCDRDrv Module
  • XDiscLayer.dll - XDiscLayer Module
  • LXDVDParser.dll - DVDParser Module
  • LudfWrtr.dll - LudfWrtr Module
  • ULCDRDrv.dll - ULCDRDrv Module
  • LdvdEng.dll - LdvdEng Module
  • LdvdRec.dll - LdvdRec Module
  • LudfRdr.dll - LudfRdr Module
  • VR_MANGR.dll - DVD-VR Module (VR_MANGR Module)
  • VR_MOVIE.dll - VR_MOVIE Module
  • DTV_to_Disc.exe - DTV_to_Disc Application (DTV_to_Disc MFC Application)

How do I remove Ulead Straight-to-Disc SDK?

You can uninstall Ulead Straight-to-Disc SDK from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8/10: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program Ulead Straight-to-Disc SDK, click it, and then do one of the following:
    • Windows Vista/7/8/10: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove Ulead Straight-to-Disc SDK.

Win 7 (SP1) 52%
Win 7 0%
Uninstall it 23%
Keep it 77%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 55.66%
Windows 10 18.00%
Windows XP 17.44%
Windows Vista 8.91%
Which OS releases does it run on?
Windows 7 Home Premium 23.55%
Windows 7 Ultimate 18.88%
Microsoft Windows XP 17.57%
Windows 7 Professional 9.72%
Windows Vista Home Premiu... 7.10%
Windows 10 Pro 3.55%

Distribution by countryGeography

46.53% of installs come from the United States
Which countries install it?
  United States 46.53%
  Australia 6.62%
  Canada 6.15%
  United Kingdom 5.21%
  Germany 4.10%
  Taiwan 3.94%
  Hong Kong 3.47%
  France 2.84%
  Poland 2.21%
  Romania 1.58%
  RS 1.42%
  Czech Republic 1.42%
  UA 1.26%
  Israel 1.26%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Dell 20.00%
Hewlett-Packard 18.28%
Acer 14.14%
Intel 6.21%
Toshiba 5.86%
ASUS 5.17%
American Megatrends 4.14%
Medion 2.07%
NEC 1.72%
Sahara 1.38%
Samsung 0.69%
Common models
ASUS All Series 4.67%
Dell OptiPlex 755 2.67%
Dell Inspiron 531 2.00%

About Ulead Systems

Ulead Systems is owned by Corel and produces multimedia software in various areas such as video editing, media management, web utility, DVD authoring and digital home.
Publisher URL: www.corel.com/corel/jump/us/en/10700008


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