English version

alpha version

From Longman Dictionary of Contemporary Englishalpha versionˈalpha ˌversion noun [countable]  software that is being tested by the company that is writing it, to see if it works properlybeta versionFrom Longman Business Dictionaryalpha versionˈalpha ˌversionCOMPUTING a version of software that is being tested by the company that is writing it, in order to find out if it works properly version
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