Building quality backlinks is the backbone of successful SEO. In fact, 95% of all pages get zero traffic from Google, often because they have no backlinks. That’s where effective link-building tools come in to help you gain the competitive edge. I’ve been managing link-building campaigns for years, and the right tools not only save time but drive serious results.

When I started scaling my business, I quickly learned that the SEO landscape evolves faster than you think. You need tools that provide accurate data, streamline outreach, and give you an advantage in competitive niches. Whether you’re looking to analyze competitors or discover new backlink opportunities, I’ve rounded up the 17 best tools – both free and paid – that you should consider using in 2024.

1. Ahrefs – Best for Discovering Content-Driven Link Opportunities

Ahrefs homepage featuring Content Explorer tool.

Ahrefs is my preferred tool while searching for new link-building opportunities.

With its Content Explorer tool, I can now quite easily figure out which content is most popular in terms of acquiring backlinks in a particular niche. It’s like having a GPS that shows you the best routes to your destination in your industry. 

Want to create high-quality, link-worthy content? Start by checking out your competitors’ best pages and then come up with something even better. 

With Ahrefs’ backlink checker, you can also easily see which websites are linking to your competition but not to you. This makes your outreach efforts a lot easier.

My Tips:

Ahrefs’ Broken Link Checker is a treasure trove. Get the links dipped at your competitors’ websites and then persuade the customers to switch them with your content. It’s a quick win!

Main Features:

  • Backlink Analysis: Explore competitor backlinks and replicate their success.
  • Content Explorer: Discover highly-shared and linked content in your industry.
  • Site Audit: Uncover site issues that could affect link building.
  • Broken Link Finder: Spot broken links and offer replacements.

What is it best for?

Finding content-driven backlink opportunities by analyzing trending, highly-linked content in your niche.

Pros:

  • In-depth backlink data.
  • Comprehensive database updated regularly.
  • Easy-to-use interface.

Cons:

  • Premium pricing may deter smaller businesses.
  • Can feel overwhelming with so many features.

Pricing:

  • Lite Plan: $131/month (for individuals and small businesses)
  • Standard Plan: $253/month
  • Advanced Plan: $464/month
  • Enterprise Plan: $15,434/year

2. Semrush – Best for Backlink Gap Analysis

Semrush homepage featuring Backlink Gap tool.

Semrush is a powerhouse for SEO, but what really stands out for me is its Backlink Gap tool. 

This feature lets me compare my website’s backlink profile with my competitors’, revealing untapped opportunities where they have links, but I don’t. It’s a goldmine for closing the backlink gap and staying ahead in competitive niches. 

Whether I’m scouting for fresh prospects or reclaiming lost backlinks, Semrush delivers the data I need.

Additionally, performing a backlink audit with Semrush ensures that your link profile is clean and helps identify harmful links that could impact your rankings.

My Tips:

Use the Backlink Gap tool regularly to monitor changes in your competitors’ strategies. If they acquire a link from a valuable domain, reach out to that site for your own backlink, citing how your content adds value to their readers.

Main Features:

  • Competitor Backlink Comparison: Identify backlink opportunities by comparing up to five competitors.
  • Domain Analysis: Assess the strength of domains linking to your competitors.
  • Lost Backlinks: Monitor when competitors lose valuable backlinks.

What is it best for?

Analyzing competitor backlinks and identifying untapped opportunities to improve your ranking.

Pros:

  • Excellent competitor analysis.
  • Allows bulk domain comparisons.
  • Part of the broader Semrush suite.

Cons:

  • Requires Semrush subscription for full functionality.
  • Interface can be data-heavy for beginners.

Pricing:

  • Pro Plan: $139.95/month
  • Guru Plan: $249.95/month
  • Business Plan: $499.95/month

3. HARO – Best for Earning High-Authority Backlinks from Media

Connectively page featuring HARO tool.

Connectively featuring HARO is an invaluable tool for getting high-quality backlinks from top-tier publications. 

Journalists are always looking for expert sources, and by responding to relevant queries, I’ve landed features in major media outlets that provide not only authority backlinks but credibility. 

The key? Respond quickly and offer unique insights that set you apart from other sources.

My Tips:

Sign up for HARO alerts and prioritize responses to requests from high-authority domains. Speed is key here – respond within the hour if you can.

Main Features:

  • Media Requests: Receive daily requests from journalists.
  • Backlink Potential: Gain backlinks from respected news sites and publications.
  • Simple Interface: No complex setup, just sign up and respond.

What is it best for?

Earning backlinks from high-authority media outlets by providing expert insights.

Pros:

  • Free to use.
  • High-quality backlink potential from media sites.
  • Easy to get started.

Cons:

  • Requires time to respond consistently.
  • Competitive, with many users pitching journalists.

Pricing:

  • Lite Plan: Free
  • Core Plan: Starting at $19/month
  • Pro Plan: $49/month
  • Premier Plan: $149/month

4. Hunter – Best for Finding Contact Information for Outreach

Hunter homepage featuring Hunter tool.

Hunter is a must-have when you’re trying to track down email addresses for outreach. 

With just a few clicks, it provides the contact information for anyone associated with a domain. Whether I’m reaching out for a guest post, influencer collaboration, or a broken link replacement, Hunter helps me find the right contact person quickly. 

It’s all about saving time and making sure your pitch gets into the right hands.

My Tips:

Use the free version if you’re only doing a handful of searches per month. If you’re scaling up outreach, consider upgrading for more credits and features.

Main Features:

  • Email Finder: Quickly find professional email addresses.
  • Email Verification: Verify the accuracy of emails to reduce bounce rates.
  • Domain Search: Find all emails associated with a specific domain.

What is it best for?

Finding verified email addresses for outreach, improving efficiency and response rates.

Pros:

  • Fast and accurate email finding.
  • Email verification reduces bounce rates.
  • Simple, clean interface.

Cons:

  • Free version limits the number of searches.
  • Some emails may still be inaccurate.

Pricing:

  • Free Plan: Limited usage
  • Starter Plan: $37.65/month 
  • Growth Plan: $115.15 /month
  • Business Plan: $386.42/month

5. Google Alerts – Best for Finding Mentioned but Unlinked Brand Mentions

Google page featuring Google Alerts tool for finding link building opportunities.

Google Alerts is the best tool out there to keep track of how people refer to your brand and to identify opportunities that are not yet linked.

I organized alerts for my brand, peers, and a few important industry terms. Now, every time there is a mention without a backlink, I send an email to the site to ask for a link.

It is a straightforward strategy but has been proven to be the most effective in this case.

My Tips:

Set up alerts for your competitors, too. If someone mentions them but not you, it could be a chance to reach out with something of value and score a backlink.

Main Features:

  • Keyword Alerts: Get notified when your brand, keywords, or competitors are mentioned online.
  • Real-Time Notifications: Stay up-to-date on new mentions as they happen.

What is it best for?

Tracking brand mentions and turning them into backlinks.

Pros:

  • Free to use.
  • Simple to set up and manage.
  • Immediate alerts for new mentions.

Cons:

  • No direct backlink functionality.
  • Limited control over the quality of alerts.

Pricing:

  • Free

7. Google – Best for Guest Posting

Google page featuring Google Search Engine with  operators for finding guest posts.

Google is a very simple and straightforward tool for finding guest posting opportunities.

In a few words, I can inflate the quantity of sites that want to have guest posts in my niche. While it is a bit of a manual process, it is free and offers me a great variety of potential backlink sources.

For instance, search operators like “your niche” + “guest post guidelines,” or “your niche” + “submit a guest post” will quickly reveal sites open to contributions. The opportunities start flowing as soon as you fine-tune those search terms.

My Tips:

Combine Google searches with SEO tools like Semrush or Ahrefs to prioritize high-authority sites for guest posting. The higher the domain authority, the more valuable the backlink.

What is it best for?
Discovering high-quality guest post opportunities.

Pros:

  • Free to use.
  • Easy to find niche-specific guest posting opportunities.
  • Results are highly customizable using search operators.

Cons:

  • Requires manual effort to sift through results.
  • Can be time-consuming without proper search strategies.

Pricing:

  • Free

8. Broken Link Checker – Best for Finding and Fixing Broken Links

Broken Link Checker homepage featuring tool.

Broken Link Checker is my first choice when searching for broken link-building opportunities.

It examines the websites for broken links and shows me the parts of my content that can be replaced. The add-on of a broken link solution is not only beneficial for webmasters but also a way for me to acquire high-quality backlinks.

It’s an efficient way to build links and boost my SEO while keeping the web a little cleaner.

My Tips:

When reaching out about broken links, make your email short and to the point. Let the site owner know about the broken link, suggest your content as a solution, and mention how fixing it can improve their site’s user experience.

Main Features:

  • Broken Link Detection: Scans your site for broken links that need fixing.
  • Competitor Analysis: Spot broken links on competitors’ sites.
  • Email Alerts: Get notified when a broken link is detected.

What is it best for?

Finding broken links on your site or your competitors’ sites for easy link-building opportunities.

Pros:

  • Simple and straightforward to use.
  • Great for fixing internal broken links as well.
  • Free to use.

Cons:

  • Limited to finding broken links.
  • No advanced backlink analysis features.

Pricing:

  • Free

9. Linkody – Best for Monitoring Backlinks

Linkody homepage featuring tool for monitoring links.

Linkody is perfect for tracking backlinks. I use it to monitor my backlinks, see which ones are lost, and ensure everything stays intact. 

It provides detailed reports on the status of each backlink, so I can quickly address any issues. If a valuable link goes missing, I’m immediately alerted and can take action to recover it.

My Tips:

Take advantage of the competitor analysis feature to spy on their backlinks. You can often replicate their strategy and build even more authority in your niche.

Main Features:

  • 24/7 Backlink Monitoring: Tracks all backlinks and alerts you to any changes.
  • Competitor Analysis: Monitor competitors’ backlink profiles.
  • Google Analytics Integration: See how backlinks impact traffic.

What is it best for?

Monitoring and managing backlinks, ensuring you keep the ones that matter.

Pros:

  • Real-time notifications for gained or lost backlinks.
  • Integration with Google Analytics.
  • Easy to use for beginners.

Cons:

  • Limited data compared to other tools like Ahrefs or Majestic.
  • No in-depth SEO features beyond backlink monitoring.

Pricing:

  • Webmaster Plan: $14.39/month
  • Advanced Plan: $25.36/month
  • Pro Plan: $50.82/month
  • Agency Plan: $100.65/month
  • Agency XL Plan: $153.79/month

10. BuzzSumo – Best for Identifying Trending Content for Link Building

BuzzSumo homepage featuring BuzzSumo tool for searching content attracting links.

BuzzSumo is a great tool for finding content that’s getting shared and linked to. 

Whenever I need to create link-worthy content, I turn to BuzzSumo to see what’s already performing well in my niche. 

By analyzing popular content, I can brainstorm new ideas and create even better content that naturally attracts backlinks.

My Tips:

Use BuzzSumo to find influencers who have shared similar content in the past. Reaching out to them with your improved content can lead to more backlinks.

Main Features:

  • Content Discovery: Find trending content based on social shares.
  • Influencer Search: Identify key influencers to promote your content.
  • Competitor Analysis: Track content performance and backlinks of competitors.

What is it best for?

Discovering trending content that can be used as part of your link-building outreach.

Pros:

  • Excellent for content idea generation.
  • Identifies key influencers in your niche.
  • Tracks content engagement across multiple platforms.

Cons:

  • Can be pricey for smaller businesses.
  • Doesn’t focus solely on backlinks; more content-oriented.

Pricing:

  • Content Creation Plan: $199/month
  • PR & Comms Plan: $299/month
  • Suite Plan: $499/month 
  • Enterprise Plan: $999/month 

11. Respona – Best for Personalized Outreach and PR

Respona homepage featuring tool for outreach.

Respona is a fantastic tool for personalized outreach at scale.  What I love about it is that it integrates content research with outreach, making the whole process seamless. 

Whether I’m looking to build links through guest posting, broken link building, or content promotion, Respona helps me craft personalized pitches without spending hours manually researching contacts.

My Tips:

Leverage Respona’s AI-generated email templates, but be sure to tweak them to fit your voice. Personalization increases your response rate, especially when the outreach feels genuine.

Main Features:

  • Email Personalization: Customize outreach emails with specific details for each recipient.
  • Automation: Schedule follow-ups and manage responses seamlessly.
  • PR Database: Access a database of bloggers, journalists, and content creators.

What is it best for?

Creating personalized outreach campaigns to build relationships with influencers, bloggers, and journalists.

Pros:

  • Highly personalized outreach features.
  • Great for PR-driven link building.
  • Automation streamlines the process.

Cons:

  • Limited to PR-style link-building strategies.
  • Expensive for small teams.

Pricing:

  • Monthly Plan: $198/month
  • Annual Plan: $495/month
  • Unlimited Plan: $799/month

12. Google Disavow Links Tool – Best for Removing Harmful Backlinks

Google page featuring Google Disavow tool. for removing harmful links.

The Google Disavow Links Tool is a lifesaver when you’re dealing with harmful backlinks. 

Sometimes, despite your best efforts, spammy or low-quality sites link to your content, dragging down your SEO performance. 

By submitting a disavow file, I’ve been able to tell Google to ignore those toxic links. It’s a simple but powerful way to protect your site from potential penalties.

My Tips:

Be careful when using the Disavow Tool – only disavow links that you’re certain are harmful. You don’t want to accidentally disavow good backlinks.

What is it best for?

Removing or disavowing harmful backlinks to prevent negative SEO impact.

Pros:

  • Helps protect your site from spammy backlinks.
  • Easy to submit a disavow file to Google.
  • Necessary for preventing penalties due to bad links.

Cons:

  • Misuse can result in disavowing helpful links if not carefully managed.
  • Requires a good understanding of which backlinks are harmful.
  • Can take time for results to reflect after submission.

Pricing:

  • Free

13. Pitchbox – Best for Automated Link Building Outreach

Pitchbox homepage featuring  tool for outreach.

Pitchbox is like having a team of outreach specialists in your corner. 

It automates the entire blogger outreach process, from finding relevant contacts to sending personalized emails. It even tracks follow-ups. I’ve used it to land guest posts and collaborations with influential bloggers in my niche. 

It’s a huge time saver when you’re scaling link-building campaigns and need to send hundreds of emails.

My Tips:

Use Pitchbox’s integration with Ahrefs to prioritize high-authority sites for outreach. You don’t want to waste time pitching to low-impact blogs.

Main Features:

  • Automated Outreach: Send personalized outreach emails at scale.
  • Campaign Management: Track emails, responses, and follow-ups.
  • Templates: Customize email templates for different outreach strategies.

What is it best for?

Automating and scaling outreach for link building.

Pros:

  • Saves time on outreach by automating follow-ups.
  • Easy-to-use campaign tracking dashboard.
  • Highly customizable outreach templates.

Cons:

  • Pricey, especially for small teams.
  • Limited to outreach and link-building functions.

Pricing:

  • Pro Plan: $165/month
  • Advanced Plan: 420/month
  • Custom Plan: Based on your needs

14. Help a B2B Writer – Best for B2B Guest Posting

Help B2B Writer homepage featuring tool for outreach.

Help a B2B Writer is a platform similar to HARO, but tailored specifically for business-to-business writers. 

I’ve used it to get featured in B2B publications, which has helped me earn authority backlinks from high-authority, industry-relevant sites. 

It’s a great way to establish yourself as a thought leader while also gaining valuable backlinks.

My Tips:

Focus on providing unique, data-driven insights when responding to writers. Journalists love expert opinions backed by real numbers and case studies.

What is it best for?

Building B2B backlinks by providing expert insights to writers.

Pros:

  • Focused exclusively on B2B industries.
  • High-quality backlink opportunities.
  • Easy to use and navigate.

Cons:

  • Limited to B2B niches, which may not suit all industries.
  • Responses don’t always guarantee backlinks.

Pricing:

  • Free.

15. Majestic – Best for In-Depth Backlink Trust Analysis

Majestic homepage featuring tool for backlink analysis.

Majestic is my favorite tool when it comes to backlink profiles.

The Trust Flow metric tells me how trustworthy a site’s backlinks are, and it’s incredibly useful for ensuring I’m targeting quality sites. This way, I avoid wasting time on low-quality backlinks that might actually hurt my rankings. 

Majestic’s interface is a bit more technical, but once you get the hang of it, the insights it provides are second to none.

My Tips:

Focus on sites with high Trust Flow when building links. They’ll bring more SEO value and help you avoid toxic links that could harm your rankings.

Main Features:

  • Trust Flow: Measures the trustworthiness of a site based on backlinks.
  • Citation Flow: Assesses how influential a site is based on the volume of backlinks.
  • Link Context: Analyze the placement of links on web pages.

What is it best for?

Evaluating the trustworthiness of backlinks through unique metrics like Trust Flow.

Pros:

  • Unique backlink quality metrics.
  • Large, historical backlink database.
  • Affordable for in-depth link analysis.

Cons:

  • Outdated interface.
  • Lacks some of the broader features of competitors.

Pricing:

  • Lite Plan: $46.99/month
  • Pro Plan: $99.99/month
  • API Plan: $399.99/month

16. Ontolo – Best for Link Prospecting

Ontolo homepage featuring tool for searching link building prospects.

Ontolo is an advanced tool for automating link prospecting. 

It helps me find link-building opportunities by analyzing competitors’ backlinks, identifying potential partners, and automating much of the outreach process. 

Ontolo takes care of the heavy lifting so I can focus on creating content and building relationships with prospects.

My Tips:

Be selective with your outreach. Ontolo provides plenty of opportunities, but you should prioritize quality over quantity to get the best results.

What is it best for?

Finding relevant and targeted link-building prospects.

Pros:

  • Advanced filtering for highly relevant link opportunities.
  • Data-driven insights for effective prospecting.
  • Can be integrated into larger SEO strategies.

Cons:

  • Steeper learning curve for beginners.
  • Requires manual outreach for securing links.

Pricing:

  • Pro Plan: $97/month
  • Agency Plan: $297/month
  • Custom Plan

17. Whitespark – Best for Local Citation Building

WhiteSpark  homepage featuring tool.

Whitespark is a full-service digital marketing platform that offers scalable link-building solutions for businesses. 

It’s great when I need a more hands-off approach to link-building, allowing the experts to handle outreach, content placement, and relationship management. 

Whitespark provides detailed reporting and takes the guesswork out of acquiring high-quality backlinks, giving me more time to focus on other aspects of growing my business.

My Tips:

When working with Whitespark, clearly outline your goals from the start. Whether you’re focusing on authority links, niche sites, or local SEO, the team can tailor their efforts to meet your specific needs.

Main Features:

  • Local Citation Finder: Find citation opportunities for local businesses.
  • Reputation Management: Track and manage online reviews.
  • Competitor Analysis: Compare your local citation profile with competitors.

What is it best for?

Building local citations for businesses looking to rank higher in local search.

Pros:

  • Excellent for local SEO strategies.
  • Easy-to-use interface.
  • Includes review management tools.

Cons:

  • Limited to local SEO and citations.
  • Citation finder database could be more extensive.

Pricing:

  • Starts at $33/month.

Conclusion

Backlink building is one of the most effective ways to improve SEO, and the right tools can make or break your strategy. Whether you’re automating outreach with Respona or hunting for media opportunities with HARO, these tools save time and help you land quality links that boost rankings. In 2024, staying ahead of the competition means arming yourself with data, refining your outreach, and leveraging platforms that make your workflow smoother and smarter.