You could have downloaded DS620 1.0 for Mac from our application library for free. DS620 for Mac lies within System Tools, more precisely Device Assistants. This free software for Mac OS X is an intellectual property of Brother Industries, Ltd. This Mac download was scanned by our antivirus and was rated as malware free.
From the developer:
DS620 is a scanner driver for the Brother™ DS-620 mobile scanner. This is a comprehensive file containing available drivers and software for the Brother machine. It's ideal for capturing business documents, as well as receipts, business cards, laminated identification cards, invoices, photographs, and more.
You may want to check out more Mac applications, such as toDoo, NWD-211AN Utility or BESAgent, which might be related to DS620.