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 Vista.
These programs can be downloaded directly from this page by clicking on the
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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