I have basic application with admin side. I want implement inapp purchase and subscription which can be verified by server side. You must able to do now. It must hacking proof from lucky patcher etc. Please bid with Your final amount for this. most of experienced developer have previously done similar function, if such case You can write I have this.
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hi, we have experts in Android, Java, Mobile App Development, PHP, Software Architecture. with more than 3 years of experience. please ping us for further discussion. thanks