Search the whole of Instagram by keyword
Type a niche like “fitness” or “skincare” and instantly get a list of relevant creators with follower counts, engagement rates, and niches — no scrolling through hashtags for hours.
Free AI-powered Instagram analytics
AI-Powered Instagram Marketing: Find & Analyze Any Account in Seconds
Search public Instagram profiles, view third-party audience estimates, and calculate engagement rates from available profile metrics — free tools for influencer research.
Popular niches:
Type a keyword
Enter a niche, topic, or @username.
We request current third-party data
We obtain data about Instagram profiles and audiences from various publicly available sources.
Get useful reference metrics
Followers, calculated ER%, third-party audience estimates — instantly.
Why marketers choose Followerus
Review an estimated audience breakdown
View an unverified audience estimate returned by a Third-Party API. Use it as one research input and independently verify important information before making a decision.
Benchmark engagement like a pro
Engagement rate only means something in context. We compare every account against benchmarks for its size tier, so you know if 2% is great or a red flag.
Built for speed and scale
Every account anyone analyzes joins our growing database, so searches get richer every day. Results are cached, instant, and free to explore.
Everything you need for Instagram marketing
Instagram Account Search
Discover creators in any niche with followers, engagement rate, and verification status at a glance. Filter by size and sort by what matters to your campaign.
Fake Follower Checker
View the fake-follower percentage and related audience classifications returned by a Third-Party API.
Engagement Rate Calculator
Calculate ER from the last 12 posts, compare it against benchmarks for the account's size tier, or run a quick manual calculation with your own numbers.
Want strategy, not just tools? Read expert guides on the Followerus blog.
Loved by brands, agencies, and creators
“The keyword search is our starting point for every campaign brief. We build a shortlist of 30 creators in ten minutes instead of two days.”
Diego Ramirez
Founder, social media agency
“I check my own engagement rate monthly and attach the report to my media kit. Brands love seeing third-party numbers instead of screenshots.”
Emily Chen
Content creator, 85K followers
“Simple, fast, and no login wall for basic checks. It's the first tool I recommend to teams starting with influencer marketing.”
Anna Kowalski
PR manager, consumer electronics
Who is Followerus for?
Marketing Teams
Vet creators, benchmark engagement, and report with confidence.
Learn more →Agencies
Scale influencer vetting across every client campaign.
Learn more →Creators
Audit your own audience and prove your value to brands.
Learn more →Get every tool free — no credit card
Start searching accounts, checking followers, and calculating engagement right now. No sign-up required for your first checks.