Free Backlink Analysis Tools: Top 7

You don’t need a $99/month subscription to analyze backlinks. Several free backlink analysis tools show you who’s linking to any site — including your competitors.

On this page

1. What a Free Backlink Analysis Tool Should Show You
2. Google Search Console: Best for Your Own Site
3. Ahrefs Free Backlink Checker: Best Free Competitor Lookup
4. Semrush Free Tier: Best All-Round Free Account
5. Moz Link Explorer: Best for DA-Based Analysis
6. Ubersuggest: Best for Beginners
7. OpenLinkProfiler: Best Fully Free Option
8. Free Backlink Tools Compared Side by Side
9. Common Mistakes When Using Free Backlink Tools
10. Turning Backlink Data Into Link Opportunities
11. How to Analyze Backlinks Without Paying: A Practical Workflow
12. Frequently Asked Questions

I’ve tested the free tiers of every major option. Here’s what each one actually gives you for free, where they fall short, and which one to pick based on what you need.

What a Free Backlink Analysis Tool Should Show You

Before comparing tools, know what matters. A useful free backlink checker should show at least:

• Referring domains — how many unique sites link to the target (more important than total link count)
• Anchor text — what words people use when linking (reveals their strategy)
• Authority metrics — DA, DR, or equivalent scores for linking domains
• Follow vs. nofollow — which links pass ranking value

Nice to have: new/lost link tracking, spam scores, and export options. Most free tiers limit at least one of these. The trick is knowing which limitation matters for your use case.

One warning: no free tool shows you every backlink. Each service crawls the web independently, and their indexes differ. If a number looks suspiciously low, cross-check with a second tool before making decisions.

Google Search Console: Best for Your Own Site

If you want to analyze backlinks to a site you own, start here — it’s free, unlimited, and shows exactly what Google sees.

Go to Links in the left sidebar. You’ll see your top linking sites, top linked pages, and top anchor text. Click through for the full lists. Export everything to a spreadsheet for deeper analysis.

What you get: Complete link data for your verified properties. No daily limits. Direct from Google’s index.

Limitation: Only works for sites you own and have verified. You can’t check competitors. The data also lacks authority scores — Google won’t tell you which links it considers most valuable.

Best for: Site owners auditing their own backlink profile before starting outreach. Always check here first — it’s the ground truth for your domain.

Ahrefs Free Backlink Checker: Best Free Competitor Lookup

Ahrefs operates the largest commercial backlink index, refreshed roughly every 15 minutes. Their free backlink checker shows the top 100 backlinks to any domain — no signup required.

What you get: Top 100 backlinks with referring domain, Domain Rating, anchor text, and follow/nofollow status. Enough to see a competitor’s strongest links and identify patterns.

Limitation: Capped at 100 links per check. No historical data, no new/lost tracking, no exports on the free tier. For the full picture you need a paid plan.

Best for: Quick competitor research. Enter a rival’s domain, scan their top 100 links, and you’ll usually spot 5–10 link opportunities worth pursuing. For a deeper workflow, see our guide on how to check backlinks properly.

Semrush Free Tier: Best All-Round Free Account

Semrush offers a limited free account that includes backlink analytics. You get a small number of reports per day — enough for occasional checks but not for heavy research.

What you get: Backlink overview with referring domains, authority score, anchor text distribution, and follow/nofollow breakdown. The interface is cleaner than most competitors.

Limitation: Strict daily report limits on the free tier (typically 10 requests/day across all tools). You’ll hit the cap fast if you’re researching multiple competitors.

Best for: Occasional deep dives where you want more context than Ahrefs’ free checker provides. Good for analyzing one or two domains per day in detail.

Moz Link Explorer: Best for DA-Based Analysis

Moz invented Domain Authority, and their free Link Explorer tier gives you 10 queries per month with a free account. Each query shows linking domains, DA, spam score, and anchor text.

What you get: DA and spam score alongside backlink data — useful if your workflow is DA-centric. The spam score metric helps quickly filter suspicious linking domains.

You can check any site’s Domain Authority for free with our website authority checker.

Limitation: Only 10 free queries per month. The link index is smaller and updates less frequently than Ahrefs or Semrush.

Best for: Quick DA-focused checks. If you’re vetting guest post opportunities by DA, this is the fastest free option. Our free DA checker guide covers this workflow in detail.

Ubersuggest: Best for Beginners

Neil Patel’s Ubersuggest offers a limited number of free backlink reports per day. The interface is simpler than Ahrefs or Semrush, which makes it less intimidating if you’re new to SEO.

What you get: Backlink overview with domain score, referring domains, and anchor text. Straightforward presentation without overwhelming metrics.

Limitation: Very limited free searches per day (typically 3). The link index is smaller than the major platforms, so you’ll miss links they’d catch.

Best for: Beginners who want a simple answer to “who links to this site?” without learning a complex tool. Fine for occasional checks, not for serious research.

OpenLinkProfiler: Best Fully Free Option

OpenLinkProfiler offers free backlink analysis with no signup. It shows recent backlinks with link influence scores and anchor text.

What you get: Free backlink data without account creation. Shows link influence scores that help prioritize which links matter most.

Limitation: Smaller index, less frequent updates, and a dated interface. Data can be weeks behind the major tools.

Best for: Quick free checks when you don’t want to create yet another account. Good as a secondary source to cross-reference.

Free Backlink Tools Compared Side by Side

Here’s how the free options stack up on the metrics that matter:

No single free tool does everything. The winning combination for most people: Search Console for your own site + Ahrefs free checker for competitors + Moz when you specifically need DA and spam scores. That covers the essentials of what paid tools do for basic research.

Common Mistakes When Using Free Backlink Tools

Free tools are powerful, but they mislead people who don’t understand their limits:

Treating one tool’s number as complete. If Ahrefs shows 200 referring domains and Moz shows 140, neither is “wrong” — they crawled different parts of the web. Always cross-reference before making big decisions like disavowing links or judging a competitor’s strength.

Ignoring the date. Free tools often show stale data. A link the tool reports might have been removed months ago. Before reaching out to a site for a link opportunity, verify the page still exists and still links to your competitor.

Chasing the highest DR/DA links only. A DR 80 link from an irrelevant site helps less than a DR 35 link from a site in your niche. Relevance multiplies the value of authority. The free tools show you the numbers — you have to supply the judgment about relevance.

Forgetting about lost links. Free tiers rarely show historical data, so people miss when competitors lose important links. A lost link is an opportunity: the site clearly links to content like yours, and now has a gap to fill. Check the Wayback Machine for pages that used to rank well but recently lost links.

Turning Backlink Data Into Link Opportunities

Analyzing backlinks is only useful if you act on what you find. Here’s how to turn free tool data into actual links:

Find the link intersect. Run 2–3 competitors through Ahrefs’ free checker. List every domain that links to at least two of them but not to you. These sites have already demonstrated they’ll link to businesses like yours — they’re your warmest prospects. This single technique often produces a better outreach list than hours of manual prospecting.

Study their best-linked content. Which pages on a competitor’s site attract the most backlinks? That’s their link magnet — and your content gap. Create something better on the same topic (more current data, better visuals, deeper coverage), then pitch it to the sites linking to the original. This is the skyscraper technique, and free backlink data is all you need to find targets.

Watch for new links in real time. Check a competitor’s profile monthly. When they earn a link from a site you’d want, that’s your signal to pitch the same site — ideally within weeks, while the topic is fresh for the site owner. Speed matters here; a pitch six months later gets ignored.

Learn from their anchor text. If competitors consistently earn links with anchors like “best CRM for startups,” that tells you which keywords the market associates with link-worthy content. Use those insights to shape your own content titles and outreach angles.

The tools are free. The strategy is what separates people who collect data from people who earn links. Pick one competitor, run the analysis this week, and pitch five sites from the intersect list. That’s more link building than most people do in a month.

How to Analyze Backlinks Without Paying: A Practical Workflow

Here’s how to get maximum value from free tools:

Step 1: Start with Google Search Console for your own site. Export your links. This is your baseline — every link Google knows about.

Step 2: Use Ahrefs free checker for competitor domains. Note their top referring domains, strongest anchors, and which pages attract the most links.

Step 3: Cross-reference with a second tool. Run the same domain through Moz or Semrush free tier. Different indexes catch different links. The overlap is your high-confidence data.

Step 4: Focus on referring domains, not total links. A competitor with 500 links from 50 domains is weaker than one with 300 links from 200 domains. Diversity beats volume.

Step 5: Look for patterns, not just numbers. Which types of sites link to them? Guest posts? Resource pages? Press coverage? The pattern tells you which link-building tactic to copy.

Frequently Asked Questions

What is the best free backlink checker?

For your own site, Google Search Console — it’s free, unlimited, and shows Google’s actual data. For checking any domain including competitors, Ahrefs’ free backlink checker (top 100 links, no signup) is the strongest free option. Use both: Search Console for your site, Ahrefs for everyone else.

Can I see all backlinks for free?

No. Every free tool limits what it shows — typically the top 50–100 links, a daily query cap, or both. To see a complete backlink profile with historical data and exports, you need a paid tool — and if the choice comes down to the two market leaders, our Ahrefs vs Semrush breakdown will help you decide. But for most research tasks (competitor analysis, opportunity spotting), the free tiers are sufficient.

Why do different tools show different backlink counts?

Each tool crawls the web independently with its own bots, on its own schedule. Ahrefs might find a link that Moz hasn’t discovered yet, or vice versa. No single tool sees every link on the internet. When numbers differ significantly, the truth is usually somewhere between them.

Is there a free backlink checker with no signup?

Yes. Ahrefs’ free backlink checker and OpenLinkProfiler both work without creating an account. Google Search Console requires verification (proving you own the site) but no payment. Avoid “free” checkers that demand your email before showing any data — legitimate free tools show results immediately.

How often should I analyze my backlinks?

Monthly for most sites. Check for new links (are your efforts working?), lost links (do you need to reclaim any?), and suspicious new links (possible negative SEO). If you’re actively building links, check every two weeks. Set up Google Search Console email alerts for manual actions — that’s the early warning system that matters most.