Both support fixed focus devices, several operating systems and have free apps to test them.
And both want to approve your app before you upload it to the App Store, both phone home and transmit every scanned barcode together with some undocumented additional information.
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其他选项（除了 Benoit 之外）包括：
两者都支持定焦设备、多种操作系统，并有免费的应用程序来测试它们。
双方都希望在您将应用程序上传到应用程序商店之前批准您的应用程序，双方都打电话回家并传输每个扫描的条形码以及一些未记录的附加信息。
Other options (in additions to Benoit's) are:
Both support fixed focus devices, several operating systems and have free apps to test them.
And both want to approve your app before you upload it to the App Store, both phone home and transmit every scanned barcode together with some undocumented additional information.