Subversion Repositories currency_converter

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![](https://www.viathinksoft.de/screenshot.php?id=19)  
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![](https://www.viathinksoft.de/screenshot.php?id=19)  
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Abstract  
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## Abstract  
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ViaThinkSoft Currency Converter is a library developed by [Daniel Marschall](https://www.daniel-marschall.de/) which converts currencies. The latest exchange data is automatically downloaded and cached.  
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ViaThinkSoft Currency Converter is a library developed by [Daniel Marschall](https://www.daniel-marschall.de/) which converts currencies. The latest exchange data is automatically downloaded and cached.  
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To use ViaThinkSoft Currency Converter, you need an API key from [CurrencyLayer.com](https://www.currencylayer.com/). Keys with limited access are available for free, and there are paid subscriptions available, too.  
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To use ViaThinkSoft Currency Converter, you need an API key from [CurrencyLayer.com](https://www.currencylayer.com/). Keys with limited access are available for free, and there are paid subscriptions available, too.  
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Usage for online applications, with PHP  
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Usage for online applications, with PHP  
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[Download framework and example script for PHP]https://github.com/danielmarschall/currency_converter/tree/master/PHP)  
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[Download framework and example script for PHP](https://github.com/danielmarschall/currency_converter/tree/master/PHP)  
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[Try it now! Use the online tool](https://www.viathinksoft.com/info/currencyconverter/online_demo/)  
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[Try it now! Use the online tool](https://www.viathinksoft.com/info/currencyconverter/online_demo/)  
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For Windows users  
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## For Windows users
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If you are not a developer, you can download the ready-to-use demo EXE file.  
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If you are not a developer, you can download the ready-to-use demo EXE file.  
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[Download Windows demo application, written in Delphi](https://www.viathinksoft.de/download.php?id=194)  
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[Download Windows demo application, written in Delphi](https://www.viathinksoft.de/download.php?id=194)  
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![](https://www.viathinksoft.de/screenshot.php?id=18)  
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![](https://www.viathinksoft.de/screenshot.php?id=18)  
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For Windows developers  
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## For Windows developers
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The Currency Converter is implemented as a Windows DLL ([Source code for Delphi](https://github.com/danielmarschall/currency_converter/tree/master/DLL)), which can be used by most other programming languages as well as VBA (Visual Basic for Applications). Therefore, you can use Currency Calculator in Microsoft Office products.  
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The Currency Converter is implemented as a Windows DLL ([Source code for Delphi](https://github.com/danielmarschall/currency_converter/tree/master/DLL)), which can be used by most other programming languages as well as VBA (Visual Basic for Applications). Therefore, you can use Currency Calculator in Microsoft Office products.  
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[Download compiled DLL for Win32 and Win64](https://www.viathinksoft.de/download.php?id=194)  
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[Download compiled DLL for Win32 and Win64](https://www.viathinksoft.de/download.php?id=194)  
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Download source code for usage in ...  
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Download source code for usage in ...  
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-   [VBA (Microsoft Access, Excel etc.)](https://github.com/danielmarschall/currency_converter/tree/master/DLL%20Usage%20Demo/VBA)  
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-   [VBA (Microsoft Access, Excel etc.)](https://github.com/danielmarschall/currency_converter/tree/master/DLL%20Usage%20Demo/VBA)  
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-   [C++]https://github.com/danielmarschall/currency_converter/tree/master/DLL%20Usage%20Demo/C%2B%2B)  
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-   [C++](https://github.com/danielmarschall/currency_converter/tree/master/DLL%20Usage%20Demo/C%2B%2B)  
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-   [Delphi](https://github.com/danielmarschall/currency_converter/tree/master/DLL%20Usage%20Demo/Delphi)  
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-   [Delphi](https://github.com/danielmarschall/currency_converter/tree/master/DLL%20Usage%20Demo/Delphi)  
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Before using the DLL, please place the API key in your registry:  
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Before using the DLL, please place the API key in your registry:
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    Windows Registry Editor Version 5.00  
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    Windows Registry Editor Version 5.00  
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    [HKEY_CURRENT_USER\Software\ViaThinkSoft\CurrencyConverter]  
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    [HKEY_CURRENT_USER\Software\ViaThinkSoft\CurrencyConverter]  
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    "APIKey"="....."
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    "APIKey"="....."
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[Specification of the exported DLL methods](https://htmlpreview.github.io/?https://raw.githubusercontent.com/danielmarschall/currency_converter/master/DLL%20Specification.html)
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[Specification of the exported DLL methods](https://htmlpreview.github.io/?https://raw.githubusercontent.com/danielmarschall/currency_converter/master/DLL%20Specification.html)
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