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In 2025, every regular Internet user knows that when they use their search engine to find something, the most authoritative and useful websites will be displayed on the first page. Various companies understand this fact, too: that is why they are trying to implement the best SEO practices to rank in the top Google results. What do these practices involve, though? 

Link building is a key essential to SEO success. The more quality backlinks you have, the more visible your website is going to be. Fortunately, there are plenty of tools that can automate many time-consuming operations for you. 

What are they, and what features do they have? We’re about to find out. If you want to become a respectable SEO link building agency, take note because the tools below will benefit you greatly. 

Why Tools Matter in Link Building

First, let’s establish why online tools are so critical for your link-building profile. They perform the following functions:

• Boosting efficiency. Tools automate the processes of searching for good websites, gathering their contact information, and getting in touch with their owners.  
• Offering scalability. You can easily increase the number of links by getting specialized tools to help you. 
• Doing a data check. Choosing poor-quality websites is worse than not having any backlinks at all; tools verify whether a site is authoritative. 
• Monitoring links. Some links might become broken with time; if something like this happens, a tool can notice it during an automated check. 
• Issuing reports. You can request reports from your tools, assessing the performance of your links and getting tailored recommendations. 

Sure, you can do all these processes by yourself, but it will take you ages. Before the emergence of helpful link-building tools, agencies had to hire teams of people who would organize the links, find hosting websites, monitor their performance, and analyze all the data. Now, you can do it in less than ten minutes by putting a specific tool to work. 

Top 8 Tools Every Link Building Agency Swears By

If you plan to become the best SEO link building agency, trying one of these tools is essential. 

1. Ahrefs — Best for Backlink Research and Competitor Analysis

Ahrefs is a user-friendly tool that helps agencies analyze their competitors and do thorough backlink research. You can see what sites link to other similar companies, reclaim their dead links, and make them yours, using the ready-made backlink profiles to your advantage. In addition, you can check anyone else’s profile with Ahrefs’ help to see what works and what doesn’t.   

The starting price is $129 per month. With this package, you will receive 6 months of historical backlink research, keyword monitoring for 750 keywords, and basic operations for 5 projects. Other versions include more advanced features and 5K monitored keywords. 

2. Pitchbox — Outreach Management at Scale

A lot of top link-building agencies use Pitchbox for its excellent outreach management features. If you want to focus on getting in touch with websites to ask them for a link partnership, this tool will be a great match. It does the following:

• Creates personalized emails; 
• Identifies new link opportunities;
• Syncs with other tools, including Ahrefs.

The lowest price for a Pitchbox client package is $165 per month. It entails sending 2K outreach emails, building targeted lists and organizing campaigns, getting reports, and launching regular link monitoring. More expensive packages provide even wider access. 

3. Hunter.io — Find Verified Contact Info Fast

This tool is perfect for agencies interested in locating the websites that could host their links and accessing their contact data ASAP. There is a special email verifier built into Hunter.io, which makes sure that your messages won’t just bounce back.

There is a free version of Hunter.io available: it includes 50 link verifications and 25 website searches per month. The cheapest client package costs $34 monthly, and it offers link tracking, domain search, report generation, premium support, etc. The price of the most expensive version is $209 per month, and it offers a wider list of services.

4. Google Sheets + Data Studio — Custom Reporting

This tool is unique in that it’s a free Google product. Data Studio add-ons have a price, but you’ll need them only if you want access to more sophisticated and detailed features. 

Both Google Sheets and Data Studio are known for their thorough custom reporting. They present link-building-related data in charts, so everything is easily understandable, meaning that you’ll be able to make it through huge volumes of data quickly.  

5. DataForSEO — API-Based Prospecting & Monitoring 

This is an excellent solution for agencies that need a large-scale SEO analysis, with link building being just a part of it. It can 

• Help you monitor trends in your industry;
• See the backlink profile of any domain;
• Access all the SERP data. 

API will offer valuable keyword ideas to you, opening more opportunities than you expected. 

This interesting tool functions on a pay-as-you-go model. You can pay about $100 per month, or this sum could reach 10K: everything depends on how often you use DataForSEO and for what purpose.

6. Majestic: For trust/citation flow junkies

Majestic SEO does a quality analysis to understand which sites are trustworthy enough to host your backlinks. It has over 2 decades of experience, so many agencies select it as their tool of choice. You can check backlink history, too, as well as see the context surrounding a link. 

The price starts at $49.99 per month. This option includes access to the keyword generator, backlink campaigns, domain verifier, and many other useful features. The more expensive package costs $399.99, and it guarantees full API access.

7. BuzzStream: CRM-style outreach

If you prefer to operate a CRM to reach out to your potential partners, this tool will become your perfect helper. It allows for the easy tracking of your links’ performance, notifying you when there’s an issue. You can personalize your outreach messages with its help and build a whole database of useful contacts. 

The price starts at $24 per month for a basic plan, which is pretty cheap. This plan will help you instantly identify contact info of different websites, see influencer metrics, schedule automated follow-ups, and get email performance reports, among other features. In addition, you’ll be able to monitor 1000 links. The most extensive plan costs $999, and it offers even more link-building opportunities.

8. Snov.io: Outreach + Enrichment combo

Snov.io allows discovering new prospects with surprising ease. You can find relevant emails by doing a domain or keyword search, create personalized emails, and access detailed and informative profiles.     

A trial version is available for interested agencies. As for paid plans, the price begins at $30 per month, and it involves reaching 100 email recipients, doing prospect search (for 50 provided credits), and organizing drip campaigns. The cost of the ultimate Pro version is flexible: clients pay based on the number and quantity of services they require. 

Final Words

To become the best link-building agency, you need to develop an impressive backlink profile. Use one of the tools from the list above and try applying it in your work. Many of them can be used together to enhance your business opportunities and expand your reach.    

Decide what needs you want to meet first and foremost. Learn more about the tools by visiting their official websites, and start with free trials where they are available.