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When someone comments "LINK" on your post, InstantDM sends them the link in a DM within seconds. Product pages, booking calendars, affiliate links, lead magnets: anything with a URL.
A link DM is a direct message that delivers a URL to an Instagram follower automatically, usually triggered by a comment keyword like "LINK". Instead of pointing people to the link in your bio, the link arrives in their inbox seconds after they ask, while they're still looking at your post. InstantDM sends link DMs through Meta's official API as an official Meta Business Partner, with a built-in safety suite (DM Queue, Super Slow Mode, Rate Limit Controller, and Flood Control) that paces high-volume link delivery so a viral post stays within Instagram's limits.
Looking for LinkDM, the tool with the same name? See the side-by-side comparison: InstantDM vs LinkDM. Coming from CreatorFlow? That comparison is here.
"Fifty 'where can I buy this?' comments a day is two hours of manual link-sending, and half still slip through. Set a LINK keyword instead, and every commenter gets the product link in seconds, with every click tracked back to the post that drove it."
The affiliate workflow — why creators set this up firstYour keyword triggers the InstantDM flow the moment the comment lands. The request is answered in seconds, not hours.
No link-in-bio hunt, no browser switch, no forgetting. The link is right there in the app, ready to tap.
See how many followers clicked, when, and which posts drove the most traffic, broken down by post, keyword, and segment.
Comment keywords are the classic trigger, but they're not the only way to deliver a link automatically.
A follower comments your keyword on any post or Reel and the link lands in their DMs in seconds. The classic comment-to-DM flow.
Comment-to-DM link feature →Someone replies to your story asking for the link. The reply itself triggers the link DM, with no manual follow-up needed.
Story reply automation →Keyword comments on Instagram Collab Posts trigger link DMs too, so shared posts don't leak link requests.
Collab post automation →Ask commenters to follow you before the link is sent, so every link request becomes a follower first.
Follower-gated DM →How InstantDM turns a "LINK" comment into a tracked click and a conversion opportunity.
Set your keyword ("LINK", "SHOP", "INFO") on any post. Every commenter gets the link in their DMs within seconds, with no waiting and no forgotten requests.
Run several keywords on one post: "SHOP" for the product, "BOOK" for appointments, "DEAL" for the affiliate offer. Each keyword sends its own link to the right follower.
See how many followers clicked each link, when, and from which post. Know which content drives real traffic to your pages.
Set links to deactivate after a window: "this booking link is valid for 48 hours." Urgency without manual cleanup.
New followers get your welcome resource, repeat buyers get the new product, affiliates get the partner portal. The right link reaches the right person.
Send affiliate links via DM and track which followers convert, so you can see which posts actually earn commissions.
A follower comments "LINK" on your product Reel. The product page reaches their DMs instantly, the click is tracked, and a follow-up with a discount code can go out automatically.
Someone comments "BOOK" on your service post. Your calendar link arrives by DM, they tap it in-app, and the appointment books itself with zero coordination.
A follower comments "DEAL" on your recommendation. Your affiliate link goes out by DM, and every click and conversion is attributed to the post that earned it.
Someone comments "FREE" on your teaser post. The resource link arrives by DM behind an email-capture step, and your list grows with every post.
A follower comments "COURSE" on your launch post. The landing page lands in their DMs with early-bird pricing, and you can see which posts drive the most signups.
Someone comments "EVENT" on your announcement. The registration link goes out by DM and registrations are tracked per post and keyword while the event fills up.
InstantDM link delivery
$9.99/mo
Every link request answered in seconds, every time.
Manual replies / link-in-bio
$0/mo
Free, until you count the hours it costs you.
Manual link delivery doesn't scale
Stop spending hours sending links by hand. InstantDM answers every request instantly, tracks every click, and sends the right link to the right follower. $9.99/month flat.
Start Sending Link DMsNo credit card required · Cancel anytime · $9.99/mo flat · 500 automations free every month