Instagram Tips & Strategies

How to Dual Post on Instagram

By Spencer Lanoue
October 31, 2025

Looking to get your Instagram post in front of two audiences at once? You're likely searching for the dual post functionality, better known as the Instagram Collab feature. This powerful tool lets you co-author a single Feed post or Reel with another account, effectively merging your audiences and sharing the engagement. This guide will walk you through exactly how to set up an Instagram Collab, share best practices for finding the right partners, and cover why this feature is a game-changer for growth.

What Exactly Is an Instagram Dual Post?

While the term "dual post" might make you think of manually publishing the same content on two separate accounts, the more effective and widely used method is Instagram's built-in "Collab" feature. This is what most people mean when they talk about dual posting, and it will be our main focus.

Here's the breakdown of the two main interpretations:

  • The Instagram Collab Feature: This is the official way to co-author a post. When you publish a Collab post, it appears on the profiles of both creators. More importantly, it shares a single set of comments, likes, and view counts. This means all the engagement is pooled together, creating powerful social proof and expanding your reach to both collaborators' follower bases simultaneously. This is the gold standard for dual posting.
  • Manually Posting to Two Accounts: This is the old-school approach. You simply upload the same photo or video to two different Instagram accounts you manage. While it gets the same content on multiple pages, it splits the engagement, creating two separate comment threads and like counts. It's a less effective strategy and can sometimes look repetitive to users who follow both of your accounts.

Because the Collab feature is far more strategic and beneficial for growth, we'll be focusing on how to use it to its full potential.

Why Use the Instagram Collab Feature? The Benefits of Teaming Up

Before jumping into the "how," it's worth understanding the "why." The Collab feature isn't just a neat trick, it's a strategic tool that can significantly impact your account's growth and engagement.

Combine Your Audiences &, Boost Your Reach

The most obvious benefit of an Instagram Collab is the instant expansion of your reach. When you post with a collaborator, your content doesn't just show up in your followers' feeds - it shows up in theirs, too. Imagine you have 10,000 followers and you partner with an account that also has 10,000 followers. You've instantly doubled your potential audience for that single post without spending a dime on ads. It's one of the most organic ways to get discovered by new, relevant people who are likely to be interested in your content because they already trust your partner.

Increase Engagement Rates

Have you ever seen a post with thousands of likes and felt more compelled to stop and look? That's social proof in action. A major advantage of the Collab feature is that all likes and comments are consolidated into one shared count. This pooled engagement makes the post appear more popular, which can create a snowball effect. The Instagram algorithm favors content with high engagement, and the boost from a shared audience often leads to more likes and comments, pushing your post further into an even wider audience.

Build Credibility and Social Proof

When you collaborate with another respected creator or brand in your niche, some of their authority rubs off on you. For example, if a well-known personal trainer collaborates with a new fitness apparel brand, their followers will instantly see that brand as more credible. It acts as a digital seal of approval. This is invaluable for building trust, especially for smaller accounts trying to establish their presence. It tells the world you're a legitimate player in your industry, endorsed by others people already follow and trust.

Streamline Your Content Creation

Great content takes time and resources. Collaborations are a fantastic way to share the workload. Instead of two brands or creators developing separate pieces of content, they can pool their efforts into one high-impact post. A photographer could collaborate with a model, a recipe developer could partner with a food brand, or two lifestyle influencers could team up for a giveaway. This not only makes content creation more efficient but often leads to a higher-quality result because you're combining different skills and creativity.

How to Dual Post on Instagram (The Collab Feature): A Step-by-Step Guide

Ready to create your first dual post? The process is remarkably straightforward. Instagram has baked it right into the regular posting flow. Here's exactly how to do it.

Step 1: Create a New Post or Reel

Start a new post just like you normally would. Tap the '+' icon at the bottom of your screen and select "Post" or "Reel." This feature works flawlessly for single images, carousels, and videos in your feed, as well as for Reels. Select your media from your camera roll and proceed through the initial editing steps - add your filters, trim your clips, and get your content looking just right.

Step 2: Tag Your Collaborator

Once you're satisfied with your edits and have moved to the final screen where you write your caption and add hashtags, look for the "Tag People" option. Tap on it. On the next screen, you'll see the standard option to tag accounts on your photo or video. However, you'll also see an option right below it that says "Invite Collaborator." This is the button you want to press.

Step 3: Search for and Select the Account

After tapping "Invite Collaborator," a search bar will appear. Start typing the Instagram username of the person or brand you want to collaborate with. Find their account in the search results and tap on it to select them.

A few things to keep in mind here:

  • For standard feed posts, you can invite one collaborator.
  • For Reels, Instagram has expanded this, allowing you to invite up to three collaborators.
  • Both your account and the collaborator's account must be set to public. Private accounts cannot use the Collab feature.

Step 4: Publish Your Post

Once you've selected your collaborator, you'll see their username tag appear. It will now show up under the "Collaborators" section. Go back to the caption screen, finish writing your text, add your location and hashtags, and then hit the 'Share' button. Your part is now done! The post will go live on your feed, but it will show a "pending" status until your partner accepts the invitation.

What Happens on the Other Side? Accepting a Collab Invitation

What does the process look like for the person you invited? When you send a collaboration request, your partner will receive a notification. They will also get a request in their direct messages (DMs).

They simply need to open the invitation and tap the blue "Review" button. From there, they'll be given the option to "Accept" or "Decline" the collaboration. Once they hit "Accept," the magic happens. The post will instantly appear on their profile grid and get distributed to their followers' feeds. Crucially, your username and their username will both appear at the top of the post, and all existing likes and comments will be visible to both audiences.

If they decline the invitation, the post will remain on your feed as a normal, single-author post. The collaborator tag will simply be removed.

Best Practices for Successful Instagram Collaborations

Simply knowing how to use the feature is only half the battle. A successful collaboration is more about strategy and business etiquette than just pressing the right buttons.

Partner with a Purpose

Don't just collaborate for the sake of it. The best partnerships are with accounts that share a similar target audience but aren't direct competitors. For example, a local coffee shop could collaborate with a local bookstore. Their audiences likely overlap in interests (cozy vibes, community support) but don't compete for the same dollar. This provides genuine value to both sets of followers.

Communicate Before You Post

This is the most critical rule. Never send a surprise collaborator invitation. It comes across as unprofessional and spammy. Reach out to your potential partner via DMs or email first. Pitch your idea, agree on the content concept and the caption, and decide on a posting time that works for both of you. A little communication goes a long way and builds stronger relationships for future partnerships.

Create Content That Benefits Both Audiences

The best collaboration posts feel authentic and natural for both brands. Don't force a partnership just for reach if it will confuse your followers. The content should seamlessly blend the styles and values of both collaborators. A giveaway is a classic example, as it gives both audiences a clear and exciting reason to engage with the partnership.

What to Do If the "Invite Collaborator" Button Is Missing?

Seeing that the "Invite Collaborator" button is not where it should be can be frustrating. If you run into this issue, here are a few things to check:

  • Account Type: The feature is typically available for Business and Creator accounts. You may have issues if you're using a Personal account.
  • Public Profiles: As mentioned, both accounts must be public for the invitation to work.
  • App Updates: Make sure your Instagram app is updated to the latest version. Old versions may not support the feature. Instagram also sometimes rolls out features by region, so it's possible it hasn't reached your area yet.

Final Thoughts

Dual posting on Instagram using the Collab feature is a powerful and simple strategy for boosting your organic reach, driving engagement, and building valuable partnerships. By teaming up with like-minded creators and brands, you can tap into new audiences and provide fresh, exciting content for your existing followers - all with a single post.

As your social media presence expands, managing collaborations, scheduling content across platforms, and tracking what works can become a huge task. At Postbase, we designed our platform to tackle the challenges of modern social media head-on, with a focus on video-first content like Reels. We give you a visual calendar to plan everything out, rock-solid scheduling so your posts always go live when they're supposed to, and analytics to see how your collabs perform, making it easy to grow your brand without the chaos. If you're looking for a simpler way to manage it all, give Postbase a try.

Spencer's spent a decade building products at companies like Buffer, UserTesting, and Bump Health. He's spent years in the weeds of social media management—scheduling posts, analyzing performance, coordinating teams. At Postbase, he's building tools to automate the busywork so you can focus on creating great content.

Other posts you might like

How to Add Social Media Icons to an Email Signature

Enhance your email signature by adding social media icons. Discover step-by-step instructions to turn every email into a powerful marketing tool.

Read more

How to Add an Etsy Link to Pinterest

Learn how to add your Etsy link to Pinterest and drive traffic to your shop. Discover strategies to create converting pins and turn browsers into customers.

Read more

How to Grant Access to Facebook Business Manager

Grant access to your Facebook Business Manager securely. Follow our step-by-step guide to add users and assign permissions without sharing your password.

Read more

How to Record Audio for Instagram Reels

Record clear audio for Instagram Reels with this guide. Learn actionable steps to create professional-sounding audio, using just your phone or upgraded gear.

Read more

How to Add Translation in an Instagram Post

Add translations to Instagram posts and connect globally. Learn manual techniques and discover Instagram's automatic translation features in this guide.

Read more

How to Optimize Facebook for Business

Optimize your Facebook Business Page for growth and sales with strategic tweaks. Learn to engage your community, create captivating content, and refine strategies.

Read more

Stop wrestling with outdated social media tools

Wrestling with social media? It doesn’t have to be this hard. Plan your content, schedule posts, respond to comments, and analyze performance — all in one simple, easy-to-use tool.

Schedule your first post
The simplest way to manage your social media
Rating