A professional solution for creating shareware
create a time-limited evaluation version of any application, and
generate a serial number to register it
w Tried and tested, currently in use by hundreds of
w Quick and easy 1-step solution
w Comprehensive set of functions, if you wish to write your own shareware logic
w Reliably detect whether the system date has been set back
w Solid encryption and carefully designed strategy
w A DLL suitable for use with any programming language
in Ver 2.0! Registration options:
Encode up to 8 binary flags in the serial number, so that your application can tell which options the user has registered for.
There is also a detailed general discussion of shareware limitation and registration strategies in the help file.
A test program is included so that you can easily test the functions.
List of functions in this DLL :
|SharewareLimit||Handles the whole logic for time-limitation in one step|
|SharewareReg||Registers a trial version|
|AppSetup||Sets up an application|
|AppRemove||Removes an application|
|AppDaysLeft||Returns number of days left in evaluation period|
|AppIsSetup||Application set up or not|
|AppIsExpired||Trial period expired or not|
|AppIsRegistered||Application registered or not|
|DateIsSetBack||System Date has been set back or not|
|GenRegCode||Generates registration code, or serial
(This is in a separate DLL.)
|GetCDriveSerial||Returns serial number of the C: drive|
|SetDevPassword||Sets the Developers password.
This prevents other users of 1Way from changing the status of your application.
|SaveEncrypted||Save strings as encrypted Registry entries|
|GetEncrypted||Get a saved string|
|DelEncrypted||Delete a saved string|
A full function reference, and full instructions for calling the functions from your application are included in the Help file.
System requirements : Windows 95/98/2000/NT
Download size : about 500k (DLL size is 75k)
Standard install and uninstall
Shareware limitation: A pop-up message in the DLL.
Download it and try it out now!
You can also visit Atma Software's