Instagram comments are one of the highest-intent touchpoints you have with your audience. When someone takes the time to comment a specific word on your post, they are actively raising their hand and saying "I want this." The problem? Manually DMing every commenter is exhausting and impossible at scale.

That is where Instagram comment auto-reply comes in. With a tool built on the official Meta API, you can automatically send a personalized DM to anyone who comments a keyword on your post within seconds, while you sleep.

This step-by-step guide walks you through setting up comment auto-reply using Zaprep, from connecting your Instagram account to writing DM copy that converts.