Feed: mostly about people you follow
Your main feed leans on accounts a viewer already follows. Instagram predicts how likely that person is to spend time on, like, comment on, share or save each post, then orders them. Past interactions between you and that viewer weigh heavily.
Stories: closeness wins
Stories at the front of the row tend to come from accounts the viewer messages, views often or reacts to. Polls and question stickers help because they invite those little interactions.
Reels: built for strangers
Reels are where new people find you. Instagram shows a reel to a small group, watches how long they stay, whether they rewatch, share or follow, then widens or narrows the audience. Watch time and shares count for a lot.
How Explore guesses your interests
Explore shows posts from accounts a viewer doesn’t follow, picked from topics they already engage with. Clear subject matter, good captions and keywords help Instagram understand where your post belongs.
Your follower number in the ranking mix
Followers matter mainly because they are the first audience for a post. If they react, the post travels further. Followers who never engage don’t help ranking, which is why a follower pack is a first-impression tool rather than a reach button. Likes on a post are a visible signal for viewers, though Instagram weighs many other things too.
Things you can change this week
Hook in the first second
Open reels with the payoff or the question.
Write searchable captions
Plain words people would type beat a wall of hashtags.
Reply quickly
Early replies keep a post’s conversation alive.
Post when your audience is awake
For most UK accounts, evenings and weekend mornings tend to work.
Make things worth saving
Lists, how-tos and local tips get bookmarked.
Ranking folklore to ignore
- “Shadowbans hit everyone who uses hashtags.” Reach drops usually come from weaker posts or broken guidelines.
- “Editing a caption kills reach.” No reliable evidence for this.
- “More followers always means more reach.” Only if they engage.
Track how your posts do with the engagement checker and adjust from your own numbers.
What Instagram says it looks at
Meta has described the broad signals in its own help pages: what the post is, who posted it, how the viewer has interacted with that account before, and how the viewer tends to behave on the app. None of that is a secret formula, and none of it rewards tricks for long. The practical takeaway is simple. Make posts people want to watch to the end, share with a friend or save for later, and talk with the people who respond. Raw follower numbers sit in the background. A small follower pack can tidy first impressions, but the ranking work is done by the posts.
Ranking questions in brief
Does Instagram show posts in time order?
Not by default. You can switch to a Following feed in chronological order, but most people see a ranked feed.
Do hashtags still matter on Instagram?
A few relevant ones can help with topic matching, but captions and keywords matter more now.
Do bought likes help the algorithm?
They add a visible signal, but ranking relies on many behaviours like watch time, shares and saves.
What is a good engagement rate?
It varies by size; smaller accounts often see a higher rate than large ones. Check yours with our free tool.
How can you grow Instagram without paying?
How does TikTok’s For You page pick videos?
How do you spot fake Instagram followers?