If you’re growing your business on Instagram, you’ve probably asked yourself:
“How can I automatically send a link when someone comments on my reel?”

Good news – with InstantDM, it’s not only possible, it’s damn easy.

Whether you want to share your website, Shopify product page, discount code, or WhatsApp group link, InstantDM automates the entire process so you don’t have to manually reply to every single comment.

Why Automate Replies on Instagram Reels?

• Boost Engagement – Your audience gets instant responses, so they feel heard.

• Increase Sales – Share checkout links, Shopify products, or affiliate offers automatically.

• Save Time – No need to sit all day replying manually.

• Grow Your Community – Drive followers to your Telegram, WhatsApp, or newsletter.

How to Send a Link When Someone Comments on Your Reel

First, you need an Instagram account. Then, sign up on a service like InstantDM with just one click.

okay but to pick the Instagram automation tool for your use case, you can checkout our guide on picking the right instagram tool for your use case

Once your account is created, follow these steps:

Step 1 – Select the Post, Story, or Reel

Choose which Instagram reel, post, or story you want to automate for link sending.

Step 2 – Choose Your Trigger Word

Select trigger words your audience can comment to receive the link. Examples: link, price, shop, details.

👉 With InstantDM, you can also select “any comment” or “any story reply” so the automation works without specific words.
Keyword: Instagram auto reply to comments

Pro tip, instantdm have a unique trigger "Automate post sent to your DM" , when someone send the reel or posts sent to your DM, it automatically send the link.

Step 3 – Send a Welcome Message

This step is underrated but powerful.

When you send a welcome message with a button, if your audience taps it, Instagram gives you a 24-hour messaging window.

👉 Within this window, you can:

• Send follow-up DMs

• Share a series of messages

• Build deeper engagement

Keyword: Instagram DM automation follow-ups

Step 4 – Followers Only or Everyone?

Decide if your automation is only for followers or for everyone.

• Content creators who want to grow faster should enable this option (followers only).

• Coaches and sales-driven businesses should leave it open for everyone.

👉 Based on 500 million automated messages sent by InstantDM in the last year, restricting to followers reduced sales conversion.

Step 5 – Sending the Link

Instagram + InstantDM give you 3 ways to send links automatically in DM:

Way 1: Send Link Directly

Send a single link, and Instagram shows a beautiful preview with image, title, and description.

👉 Best for: one main link (website, course page, or Shopify product).
Use case: A coach sending a webinar registration link, or an e-commerce brand sending a discount coupon.

Keyword: how to send link automatically in Instagram DM

Way 2: Send a Button Template

A button template lets you send up to 3 clickable buttons, each with a different link. You can also add a custom image, title, and description – like a mini landing page inside DM.

👉 Best for: sharing multiple options (“Shop Now,” “View Collection,” “Contact Us”).
Use case: A creator sending links to YouTube, paid course, and free eBook in one DM.

Keyword: Instagram DM button template automation

Way 3: Send a Product Template

Exclusive for shops and e-commerce sellers. A product template allows you to send up to 10 products (Instagram’s limit).

👉 Best for: sending a catalog or product collection.
Use case: A Shopify store showcasing top 10 bestsellers, or a fashion brand sending a new arrivals collection.

Keyword: Instagram DM automation for e-commerce products

And finally — just publish your automation. Boom! Your automation is live 🚀

Link Tracking with InstantDM

InstantDM not only sends links via DMs, button templates, or product templates — it also offers advanced link tracking.

You’ll know:

• How many links were sent

• How many were opened

• Where they were opened – by city, region, and country

This gives you a clear picture of your audience’s behavior and helps you make smarter marketing decisions.

👉 Example use cases:

• A local business tracks if clicks are mostly from their target city.

• An e-commerce store sees which countries engage best and optimizes ads.

• A creator finds which content drives the most link engagement.

With InstantDM’s Instagram DM automation + link analytics, you’re not just sending links — you’re building insights that grow sales, followers, and engagement.