| Feature |
QLM Express |
QLM Professional |
QLM Enterprise |
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Evaluation / Trial license keys that expire after a set duration or on a
specific date |
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Protect .NET, C++, COM, VB6, Delphi, Excel, MS-Access applications |
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Unlock up to 32 features associated with your application |
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Computer bound license keys to protect your application from being installed
on multiple machines |
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Create bulk keys and paste them in your eCommerce provider's website then activate these keys from your application |
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Issue activation keys directly from your eCommerce provider |
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Integrate with Google Checkout, Plimus, ShareIt, Regnow, SWREG, Paypal and Digibuy. Additionally, you can extend the QLM to support your own eCommerce provider |
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.NET user control for easy integration with your application |
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Software subscriptions that expire at a given date and are renewable |
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Create, activate, release, and delete license keys over the web with a click of a button or with a simple to use API |
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Store, manage, and track the history of your license keys and orders in a database along with customer information |
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Perform simple and complex queries on the license keys database |
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Mass Email your customers license keys or release announcements with a powerful integrated email editor |
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API to validate license keys in your application |
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Extensive API that enables you to query the QLM database from within your application over the web. For example, use the API to connect to the server and verify if a license has been revoked |
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Host the QLM web service on your site, your ISP's site or use our QLM hosting service (additional charge) with the benefits of a daily backup of your database as well as regular maintenance of the QLM web service |
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Store your data in any SQL server edition (Express, 2000, 2005) or for smaller installations in an MS-Access database |
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Activate keys with or without an internet connection |
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Add a Check for Updates feature in your application |
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Floating or concurrent licensing scheme |
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Samples are provided in several programming languages |
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Easy to use user interface |
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Supports Windows Vista, Windows 2000, Windows 2003, Windows XP |
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Help forum and support by us when you need it |
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