Instagram comments are public text replies under a post or Reel. Anyone who can see the post can read them, each one can be liked and replied to, and the post's owner can pin up to three, delete them, filter words, restrict accounts or switch commenting off. This guide explains how the system works for readers, owners and brands, and where its limits are.
What a comment is and who can see it
A comment is a short piece of text, with optional emoji, @mentions and hashtags, attached to a single post, carousel or Reel. It appears under the content to everyone who can view that content. On a public account that means anyone with the link, signed in or not. On a private account only approved followers can see the post, and so only they can see its comments.
Each comment carries the commenter's username and profile photo, which is why the quality of the commenting profiles matters as much as the words. A thread of comments from accounts that look real reads differently from one where every name leads to an empty profile.
What the owner can do
| Control | What it does | When it helps |
|---|---|---|
| Pin a comment | Fixes up to three comments to the top of the thread | Putting a useful answer or an offer where everyone sees it |
| Delete a comment | Removes it from the thread | Spam, abuse, off-topic replies |
| Hidden words filter | Hides comments that contain offensive or custom words you set | Keeping a busy thread clean without reading everything |
| Restrict an account | Makes that person's comments visible only to them unless you approve | Dealing with a persistent troll quietly |
| Turn off commenting | Switches comments off for one post | Sensitive posts you do not want to moderate |
| Block an account | Stops that account interacting with yours | Harassment |
Menu names change as Instagram updates its apps, so treat the table as the idea of each control rather than exact wording. All of them live in the post's menu or in the account's privacy settings.
How replies and threads work
A reply sits underneath the comment it answers, indented, and tags the person it is replying to. The person who wrote the original comment gets a notification, and so does anyone mentioned by name. Replies are also comments in their own right: they can be liked and moderated, and they count towards the post's visible comment total.
For a brand, replies are where most of the value is. A question answered in public is seen by everyone who reads the thread, not only the person who asked. Our guide to using the comment section as a sales surface goes through how that works in practice.
In what order are comments shown
This is one of the less clear parts. Instagram does not publish how it orders comments, and the order you see can differ from the order another person sees. Comments from accounts you follow, and from the post's owner, often appear near the top, and comments that attract likes and replies may be shown more prominently, but these are observations, not documented rules. Anyone claiming to know the exact formula is guessing.
For the owner, the practical lever is pinning, which is documented and reliable: up to three comments of your choice stay at the top.
How spam and artificial engagement are handled
Instagram removes comments it classes as spam and has rules that discourage artificially boosting engagement. Nobody outside Meta can say exactly what is detected or when, so any comment, bought or earned, can be removed after the fact, and a pattern that looks automated is more likely to be filtered than one that looks like ordinary activity. That is the reason we offer a 30-day free refill on delivered comments, and the reason sizing and pacing matter; both are explained in the guide to ratios and pacing.
What this means for a brand or creator
- Treat the thread as part of the post. Visitors read comments to judge whether a post, a product or an account is worth trusting.
- Pin what is useful. An answer to the question people always ask, or a link to a current offer, works well in a pinned slot.
- Reply promptly and specifically. A reply that answers the question beats a generic thank-you.
- Moderate lightly. Remove abuse and spam; leave honest criticism and answer it.
Where bought comments fit
We sell comments, so weigh this with that in mind. A bought comment is an ordinary comment from a commenting profile, written either automatically to suit the post or by you in custom text. It behaves like any other: it can be liked, replied to, pinned and removed. If you are weighing whether to buy Instagram comments for a quiet post, the honest case is a modest one, weighed in our guide to whether buying comments is right for you. The mechanics of ordering are set out in our full buying guide.
Frequently asked questions
Q How many comments can I pin on Instagram?
Up to three comments per post or Reel. Pinned comments stay at the top of the thread.
Q Can people see comments on a private account?
Only approved followers can see the post, so only they can see its comments.
Q Why did a comment disappear?
The commenter may have deleted it, you or Instagram may have removed it, or a filter may be hiding it. A removed spam comment is not reported to the post's owner.
Q Do comments affect how many people see a post?
Instagram has not published how much comments weigh in ranking. Do not rely on any exact claim about it.
Q Can I turn off comments on one post only?
Yes. Commenting can be switched off per post, and switched back on later.