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Google Ads Scripts vs. Microsoft Advertising Scripts: Migration Guide

Thinking of porting your Google Ads scripts to Microsoft? Expect a 60-80% rewrite. Here's why, and how to approach the migration strategically.

D

Dave

Published on

January 7, 2026

10 min read

TABLE OF CONTENTS

The API Differences

While both platforms use JavaScript, Microsoft Advertising Scripts has a fundamentally different API surface. Most Google Ads Script functions don't have direct equivalents, requiring substantial rewrites.

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