Leithauser Research
Shareware computer software for computer
security, computer access control, Internet safety, Internet monitoring,
business applications, productivity, recreation, and education. Leithauser
Research creates quality shareware for Windows 95, 98, ME, NT, 2000, XP, and
The software programs on this page fall into three basic
categories: Computer security, business and personal productivity, and
recreational and educational. If you are interested in a particular field,
please go directly to that area below.
You may try these programs for a period of one or two months
(depending on the program) without paying for them. If, at the end of the trial
period, you decide that you wish to continue using the program, you can do so
by paying the registration fee to obtain the unlock code. Information on paying
the registration fee is provided by the program. If you decide you do not want
to continue using the software, it can be uninstalled.
You can securely pay the
registration fee for these programs online using PayPal.
Click here for more information on making secure
online payments.
Shareware Programs for Computer Security and access control
Web Site Zapper (wszarc.exe) - A
Windows 95/98/2000/ME/XP/Vista (does not work on NT) Internet security
program that gives you control over what Web pages can be viewed on your
computer, allowing you to control Web access.
Web Site Zapper will block Web sites
by redirecting and then closing down Web browsers that are showing undesirable
sites, providing you with Internet
access control. You can either create a list of undesirable sites
(including broad descriptions like any site containing "gambling" in
the title or URL) or create a list of allowed sites (like your business sites)
that you want to allow people access to. Web Site Zapper is useful in business
to prevent
employees from surfing the Web on company time and at home to protect
children from hazardous sites. For more information, click here.
Internet
Password Lock (iplarc.exe) - A Windows
2000/XP/Vista (does not work on 95/98/Me/NT) Internet security
program that will block Internet
access (Web, email, Instant Messaging, etc.) until you input a password.
You can either completely lock Internet
access, or you can selectively disable specific Internet functions such as
Web surfing, email, or Instant Messaging. This allows you to restrict
Internet access. Useful in for parents to protect their children by
controlling their Internet access and business to control Internet
use by employees. For more information, click here.
Clock Guard (cgarc.exe) - A Windows 95/98/2000/ME/XP/NT/Vista computer security
program that will lock your computer clock to prevent you from changing the
computer time without a password.
This can be important in companies that have time clock programs that keep
track of when employees start and stop work. A surprising number of these
programs have no way of stopping the employees from changing the computer clock
before punching in or out. It can also be important for parents who have
software on their computers to restrict when the children can use the computer,
since some of this software has no protection against the children simply
changing the system clock. For more information, click here.
Software Time Lock
(stlarc.exe) - Computer security
program. Allows you to block access to the Web, individual programs, or the
entire computer during selected time periods for each day of the week. Also
allows you to control for how long the Internet, individual programs, or the
computer itself can be used in total for each day of the week. You can use
this program to protect
children from harmful information on the Internet, or for security in a
business to prevent
unauthorized use of the computer outside of business hours. For more
information, click
here.
Computer
Payment Enforcer (cpearc.exe)
is a computer program that helps you to collect payments for computers that you
have sold on credit or are renting out. Installed on a computer you are selling
or leasing, it will lock down the computer when payments are overdue. In order
to unlock the computer, the person must input a payment code, which you supply
once they have made their payment. For more information, click here.
Password Shield (pwsarc.exe) let you give
people (such as your employees) access to secure sites without actually givng
them the passwords. Employees can input a password by clicking on a site name
from a list in Password Shield, but never see the password. Password Shield
also records who accesses what sites and when. For more information, click here.
Settings Lock (slarc.exe) is a software
program for Windows computers that allows you to password protect 14 Windows
settings and functions. These settings are: The computer clock time and date,
System Restore, Video display properties, such as wallpaper and screen saver
(called Display Personalization in Vista), Internet Options, Add/Remove
Programs (called Programs and Features in Vista), User Accounts, Windows Security
Center, System Properties, Add Hardware Wizard, Network Connects and Setup
Wizard (called Network and Sharing Center in Vista), Properties of individual
files (such as read-only), Task Manager, Windows Explorer and My Computer
folder options. For more information, click here.
Program Selector Pro - Computer security
program. Replaces Windows 95/98/Me/NT/2000/XP interface (icons, start
menu) with a user configurable pick list of program names. Each program can be
password protected, as can access to Windows itself. Modification of the pick
list (adding or removing programs) is also password protected. Provides access control and usage management
for your computer. Allow you to restrict which programs people use. Useful in
home or business to control computer use. Includes virus protection and
uninstall feature. There are different versions for Windows 95/98/ME, Windows
2000/XP, and Windows NT. For more information, click here.
Drive Blocker
(dbarc.exe) is a computer security
program for Windows XP computers. It disables and blocks access to removable
drives, such as flash drives, and removable media, such as CD’s or
floppies. Prevent theft of sensitive company data and installation of
unauthorized software on company computers. Reduces virus infections. For
more information, click here.
Hide-A-File (hafarc.exe) is a Computer security
program. It allows you to hide files and entire folders (with all the files and
folders contained within the folder) so that only you can access your files and
folders. Works on Windows 98/NT/2000/ME/XP. For more information, click here.
Program Sentry (prsenarc.exe) - Computer security
program. This is a less intrusive (although somewhat less thorough) alternative
to Program Selector Pro. It allows you to either create a list of prohibited
programs or a list of allowed programs. Any program that is on the prohibited
list or is not on the allowed list is blocked from running. Each program can
also be password protected to allow you to unblock the program. Provides access control and
usage management
for your computer. Allows restrictions on which programs people use. Useful in
home or business to control computer use. Work on Windows 95/98/ME/2000/XP.Does
not work on Windows NT. For more information, click here.
Computer
Rental Controller (crcarc.exe)
- Computer access
control program that allows you to easily rent or sell computer time on
your computer. Generates a list of passwords, each of which allows access to
the computer for a period of time selected by you. You can also set up a list
of passwords that provide unlimited time, but have Computer Rental Controller
keep track of how much time each password is used for so you can bill people
for their computer usage. Set up your own Internet Café or computer kiosk. For
more information on Computer Rental Controller, click here.
Web Surfer Watcher (wswarc.exe) - A Windows 95/98/2000/ME/XP (does not work on
NT) Internet
security program that allows you to monitor what Web sites are being viewed
on your computer. Useful in business to monitor what Web sites employees are
visiting on company time and at home to protect children from hazardous sites.
For more information, click
here.
Computer Use
Reporter (curarc.exe) - Find out what your
employees or children are doing on the computer. Computer Use Reporter covertly monitors
what programs are used on the computer, what files or Web sites these programs
access, when they are accessed, and which user is on the computer at the time.
For more information, click here.
Trojan Slayer (tsarc.exe) - Protect your computer from Trojans (a common
form of computer virus). Trojan Slayer learns what programs belong on your
computer, then blocks or eliminates any programs that invade your system. For
more information on Trojan Slayer, click here.
AutoBackup - (aubuarc.exe) - allows you
to easily back up critical files. It is particularly useful if you have a
specific set of files you need to back up frequently. It is also useful if you
simply want to routinely copy certain files to a floppy for transport to
another computer. You can input a specific list of files that you want to back
up. This list can also include general file masks, such as C:\My Documents\*.*
(all files in the "My Documents" folder), when you want to backup up
an entire group of files. Once you have selected this list of files and/or file
masks, you can easily make backup copies of all these files at the click of a
mouse button. You can even tell AutoBackup to automatically back up all your
critical files when you exit Windows. Although AutoBackup is particularly
useful if you have a specific group of files that need to be backed up
regularly, it can also be used as a general backup program. You can tell
AutoBackup to simply back up all the files on any drives you select that have
changed today, or since any other date you select. For more information, click here.
What Changed (whcharc.exe) - a
combination disk backup and system monitoring utility for Windows
95/98/NT/2000/ME/XP. It enables you to take a "snapshot" or record of
the contents of your hard disks and compare them to your hard disk files in the
future. You can automatically back up any files that have changed or been added
to your hard disks. You can also find any changes that might account for any
problems you have developed with your system, such as corrupted or missing
files. For a more detailed description, click here.
Disk Change Monitor (dcmarc.exe) - A hard
disk monitoring utility for Windows 95/98/NT/2000/ME/XP. It automatically
records changes in your hard disk files. You can automatically back up any
files that have changed or been added to your hard disks. You can also find any
changes that might account for any problems you have developed with your
system, such as corrupted or missing files. It also allows you to monitor the
use of your computer in various ways, including what Web sites have been
visited recently and what hours your computer was turned on. This program has a
lot of uses. For more information, click here.
File Guardian (fgarc.exe) - A Windows
95/98/NT/2000/ME/XP computer security
program that protects your files from being changed. File Guardian allows
you to specify a list of files you want monitored and how often you want File
Guardian to check these files. If File Guardian finds that one of these files
has been changed when it performs this check, it will automatically restore the
file to original condition. It is particularly useful on Web servers to protect
your Web site from being infected with viruses or from being vandalized. It can
be used in other applications where you do not want files changed. For more
information, click here.
Complete Program Deleter for
Windows (version 4.0) (wcpdarc.exe)
- A program uninstaller
that makes it easy to remove a program from your hard disk if you decide you do
not like it. This version requires Windows 95/98/2000/NT/ME/XP. Windows 3.1 is
no longer supported by this program. For a more detailed description, click here.
Shareware Programs for business and personal productivity
Date Calculator (datecarc.exe) - Performs
a variety of calendar related functions useful in business and finance. It
will display a calendar for any month of any year. It will calculate the number
of days
between any two dates, optionally only counting certain days of the week,
such as Monday through Friday. It can also calculate the date
a certain number of days before or after a given date, again optionally only
counting certain user selected days of the week. It can show a perpetual calendar
(show any month of any year). For more information, click here.
Time
Difference Calculator (tdcarc.exe)
– Calculates the number of hours and minutes between two times and date.
Also will calculate the time and date a given number of hours and minutes
before or after a given time and date. For more information, click here.
Multiple Form Filler (mffarc.exe) - Multiple Form
Filler is a Windows software program that allows you to easily fill out
multiple document forms and spreadsheets with the same information. This is
particularly useful for businesses such as doctor’s offices that must
fill out many forms for each new patient with the same information. For more
information, click here.
Option Profit Calculator (opcarc.exe) - Calculates
transaction and annualized profits and losses from stock and option
transactions, in both absolute dollars (or other currency) and as percentages
of investment. Easily compare benefits and risks of various possible stock
option transactions in the same terms. Click here for more
information.
Fast Form Filler (fffarc.exe) - Save time filling out forms. Store names,
addresses, passwords, and other phrases, then just click on one of these
phrases from the list and then on a Web page text box or program input to
instantly input the phrase. For more information on Fast Form Filler, click here.
Information Retriever (irarc.exe) - A simple and
easy solution to information retrieval. This program lets you store pieces of
data (which can be anything) along with a handle for each one. You can retrieve
the data by typing any portion (even a few characters) of the handle. Look up
data on people with only a few letters of their names, etc. Retrieved data can
be easily cut and pasted or printed. For more information on Information
Retriever, click here.
Draw-On-Screen (dosarc.exe) - A simple and
easy program that lets you draw on the computer screen with the mouse. This
program is useful for people who give presentations by projecting the computer
screen for the audience, or just for fun. You can draw arrows, circles, etc on
any form you have on the screen for illustration purpose without actually
affecting the document. For more information on Draw-On-Screen, click here.
No-Keys for Windows
95/98/NT/2000/ME/XP (w32nkarc.exe)
- A virtual onscreen
keyboard that you can type on using a mouse or trackball. Keys you type are
sent to another Windows program selected by you. Allows you to type in word
processors, terminal programs, etc. using only a mouse. Designed primarily for
people with disabilities who cannot use the keyboard. Can also be used with touch screen
computers. For more information on this program, click here.
Countdown Clock (ccarc.exe) is a Windows
95/98/NT/2000/ME/XP/Vista computer software program that displays a continuous
countdown in years, days, hours, minutes and seconds to any event of your
choosing. It comes with several built in events, but you can create your own
custom events. It also allows you to customize the display colors and font
size, and can dock itself to the top of your screen. You can also program in a
pop-up display for the countdown clock to show when the event occurs. For more
information on this program, click
here.
CRT Energy Saver
(cesarc.exe) is a free
program that will save energy if you use an old fashioned CRT computer monitor.
It saves energy by blacking out parts of the screen that are not in use. For
use only with CRT monitors, not LCD monitors. For more information, click here.
Shareware Programs for recreation and education
Golf Handicapper for
Windows (wgharc.exe) - A
Windows (95/98/NT/2000/ME/XP/Vista) program that stores any number of golf
scores for any number of players and performs a running golf
handicap calculation and net score calculation for each game. For more
information, click here.
Score
Tracker and Team Optimizer for Windows (toarc.exe) - A Windows
(95/98/NT/2000/ME/XP/Vista) program that stores any number of scores for any
number of players and will put these players together into optimum teams, where
either the players are nearly equal within the team (such as a golf foursome)
or the total scores between teams are closely matched (for competition between
teams). For more information, click
here.
How the Mind Works And How To
Make It Work Better (HMhtml.exe)
- A free psychology self-help book describing how to rid yourself of negative
emotions and conditioning. This book is in HTML format. For more information, click here.
Some additional services of Leithauser Research are listed below.
Custom Programming
Leithauser Research also does custom programming for Windows or even DOS at reasonable prices. If you need a program you cannot find anywhere, or if you have a great idea for a program you want to market but need help writing, contact Leithauser Research for a price quote. Click here for more information, or send email to Leithauser@aol.com.
Low Cost Web Sites and Web Site Hosting
Leithauser Research is now providing low cost Web site creation and hosting. Click here for more information.
Ebooks
Check out our ebooks at Shareware-Ebook.com - Try before you buy ebooks. You can read about 20% of each ebook for free. If you like the book, pay the registration fee to unlock the rest.
Other shareware sites
Click here to see some other sites that provide shareware, information about shareware (evaluations, reviews, etc.) or products related to shareware sold by Leithauser Research (golf equipment related to Golf Handicapper, computer equipment useful with Leithauser Research products, etc.). Some sites that provide various related services, such as Internet hosting or search engine optimization, are also listed.
Donations
Half of all profits from the sales of software from this site are donated to Trees For The Future, a nonprofit organization that plants trees in Africa, Asia, and Central and South America (about ten trees are planted for each dollar donated). These trees remove carbon dioxide from the air (about one ton per tree), reversing global warming. Since many of the trees are fruit trees, they also provide food to help feed starving people in underdeveloped countries. For more information, go to www.plant-trees.org. This company also offsets all of its carbon emissions through CarbonFund.org.
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