Easy Credit Card Checker
Easy Credit Card Checker allows you instantly check credit card number for validity. It can verify Visa, MasterCard, Diners Club, Carte Blanche, EnRoute, American Express (AMEX), Discover, JCB and other credit card numbers. Easy Credit Card Checker uses LUHN10 algorithm (except EnRoute) as well...
http://www.filesland.com/download/acccheck.exe - 272Kb - Download - Screenshot

Credit Card Check Tool
Credit Card Checker Tool instantly check credit card number for validity. It verifies MasterCard, Visa, Carte Blanche, Diners Club, EnRoute, American Express (AMEX), Discover, JCB and other credit card numbers. Credit Card Check Tool utilizes LUHN10 algorithm (except EnRoute) and first card...
http://www.onlineinvestingsite.com/download/ccctool.exe - 272Kb - Download - Screenshot

Easy Credit Card Verifier
Easy Credit Card Verifier instantly checks credit card numbers for validity using LUHN10 algorithm. Using this software you may check MasterCard, VISA, Diners Club, EnRoute, Carte Blanche, AMEX, Discover, or JCB credit card numbers without submitting them online.
http://www.ashkonsoftware.com/download/ecverify.exe - 363Kb - Download - Screenshot

CardCheck
CardCheck verifies credit card numbers to ensure they are genuine. CardCheck supports: Visa, MasterCard, American Express, Diners Club and Discover cards. Cards can be checked individually or in batches. It performs three functions: 1. It checks the number of digits is correct for that card... It checks the validity of the number structure against the internal credit card checksum. ... It checks the leading digit(s) is correct for that card type, 3.
http://www.dijialbum.com/download/cardchck.exe - 414Kb - Download - Screenshot

preCharge Secure Client
The preCharge Secure Client directly links to the preCharge Secure API to provide you the most up to date and in-depth Chargeback Risk Score available today. Using the preCharge Secure Client, you and your business can receive access to over 100 comprehensive fraud checks into any credit card... High risk bin checks, chargeback history, repeat ordering, and over 20 credit card checks are included. ... All geo targeted and cross checked against other key geographical points. ... The preCharge Secure Client comes with free technical support.
http://precharge.com/bin/files/mirror1/setup.exe - 1Mb - Download - Screenshot

Credit Card Number Validator
Credit Card Number Validator is a free utility to help you check validity of a credit or debit card number. Credit Card Number Validator verifies credit or debit card numbers right on your PC without going on-line or transmitting sensitive information from your PC. ... It only verifies whether or not a credit or debit card checksum is valid; it does not validate the credit or debit card account. ... In order to verify a credit or debit card account, you will need software that can access credit and debit card networks, and, typically, submit authorization request on the card account.
http://www.soft911.com/CCV/validator.exe - 358Kb - Download - Screenshot

Credit Card Verifier
Credit Card Verifier allows you instantly check all major credit cards number for validity without submitting the card number online. Credit Card Verifier can validate any VISA, MasterCard, Diners Club, Carte Blanche, EnRoute, American Express (AMEX), Discover, or JCB credit card number. ... Credit Card Verifier only verifies whether or not a credit card checksum is valid; it does not validate the credit card account. ... In order to verify a credit card account, you will need software that can access credit card networks, and, typically, submit authorization request on the card account.
http://www.credit-card-verifier.com/download/credit-card-verifier.exe - 292Kb - Download - Screenshot

AcreSoft Credit Card Butler
AcreSofts Credit Card Butler brings the same tracking convenience to your credit card usage as the bank book brings to your checking account. Track as many cards as you want. See your total credit picture. See your monthly pattern of charges and payments. ... Avoid going over your limit. ... Know when introductory rates expire. ... Keep your account reconciled with your monthly statement.
http://www.acresoft.com/asccbu02.zip - 502Kb - Download - Screenshot

General Ledger III
Tired of trying to figure out how to work around "features" in the heavily advertised microcomputer accounting packages? If you have a small professional office and are comfortable with double-entry bookkeeping you can save a lot of time and frustration by using a simple general ledger like... The specialized journals speed up data entry, but each voucher you enter is simply a debit or series of debits plus a balancing credit or series of credits. ... GL III's only extra "features" are specialized registers for checks, petty cash, a company credit card and sales.
http://www.peakinfosystems.com/zipfiles/gliii.zip - 7Mb - Download - Screenshot

VOIP Call Shop Billing Software
Using our Call Shop Billing system you can even grant customers with credit by taking payment before even they make a call. So with us you will have two options either to bill your customers after the completion of call (Post Paid Billing) or accept payment before they make a call and a lot them... So you can real-time bill the prepaid (credit) call shop user. ... The system checks the user's account balance before authorizing the call and always terminates the call on zero credit. ... Call Shop Billing System can be used with any RADIUS server which supports the VoIP functionality and...
http://AdvancedVoIP.com/demo/AdvancedVoIPBillingSystem.exe - 55b - Download