5 essential SEO tools you need to know

In practice, these tools help turn scattered information into clearer actions. They show how the website appears on Google, which content generates more opportunities, which terms are growing, how competitors are positioning themselves, and which adjustments can improve the user experience.

That is why knowing the main SEO tools allows you to work with more precision and less guesswork. Each platform has a specific function within the strategy, and understanding when to use each one makes a difference in building more consistent organic results over time.

Before choosing an SEO tool, it is worth understanding whether the website really needs improvements. After all, a good strategy does not depend only on “appearing on Google,” but on appearing for the right searches, attracting qualified visitors, and turning that traffic into real opportunities.

One of the first warning signs is organic positioning. If the website pages do not appear among the top results for important business keywords, there is room to optimize content, titles, descriptions, page structure, and domain authority. In the previous article, this point appears as one of the main indicators for evaluating whether SEO is good, along with the analysis of organic traffic, CTR, time on site, speed, content, backlinks, and indexing.

Another important point is to observe whether organic traffic grows consistently. When the website receives few visits from Google, even with published content, this may indicate problems with keyword selection, content quality, domain authority, or the technical side. Tools like Google Search Console, Semrush, and Google Trends help identify these gaps more clearly.

It is also worth paying attention to the click-through rate, known as CTR. A website may even appear in search results, but receive few clicks because its titles and descriptions do not spark interest. In this case, improvement does not depend only on ranking better, but on making each result more attractive to the user.

That is why SEO tools serve as practical support to diagnose these points. While Google Search Console shows real performance data from search, Semrush broadens the view of competitors and keywords, Google Trends helps understand trends, Screaming Frog reveals technical issues, and Similarweb contributes to market and competitive traffic analysis.

Good SEO is built with a lot of research, data monitoring, and strategy. In this scenario, SEO tools are your best friends when it comes to improving your company’s organic numbers. With them, you can understand which keywords make sense for your business, monitor page performance, identify technical errors, analyze competitors, and find growth opportunities. More than making the routine easier, these platforms help you make decisions based on data, avoiding guesswork and making each adjustment more targeted.

Similarweb is a tool of Israeli origin, founded by Or Offer, focused on digital intelligence, traffic analysis, competition, and market behavior. The company does not disclose the number of active users in the traditional format, such as monthly active users, but reports that it reached 6,128 customers on December 31, 2025. The most recent revenue disclosed was US$282.6 million in 2025, with revenue of US$67.9 million in the fourth quarter of the same year. Similarweb’s goal is to help companies and marketing professionals understand website traffic, acquisition channels, competitor performance, and digital growth opportunities.

Similarweb offers free resources with limited data and paid plans for full access to the platform. The company itself states that free data is a high-level sample, while paid packages unlock deeper analyses by period, country, device, and other filters. The prices of advanced packages may vary depending on the solution hired, and for premium resources, the company recommends contacting the sales team.

Screaming Frog SEO Spider is a tool from the United Kingdom, developed by Screaming Frog, a company located in Henley-on-Thames, Oxfordshire. The company does not publicly disclose the number of active users or the annual revenue specific to the tool. The goal of Screaming Frog SEO Spider is to crawl websites like a search robot, allowing users to find technical SEO issues, page errors, redirects, metadata, indexing directives, and other points that affect organic performance.

Screaming Frog SEO Spider has a free version and a paid version. The free version allows crawling up to 500 URLs. The paid version unlocks unlimited crawling, depending on the machine’s memory and storage, as well as advanced resources. The price listed on the official website is £199 per license per year, with progressive discounts for 5 or more licenses.

Google Trends is a tool from the United States, created by Google for search trend analysis. Google does not disclose specific active users for Google Trends, nor its own revenue for the tool, since it is free and does not have separate revenue in Alphabet’s financial reports. The closest financial figure is that of Alphabet, Google’s parent company, which recorded consolidated revenue of approximately US$403 billion in 2025. The goal of Google Trends is to show search interest for terms, topics, and themes over time, helping identify seasonality, keyword comparisons, and trends by region.

Semrush is a company of American origin, headquartered in Boston, focused on SEO, digital marketing, competitive intelligence, and online visibility. The company states that its platform helps businesses run SEO, advertising, content, social media, and competitive research campaigns. In the most recent financial data, Semrush reported revenue of US$443.6 million in 2025, an 18% increase compared to the previous year, as well as ARR of US$471.4 million on December 31, 2025. The company does not disclose monthly active users in the same format as social networks, but it does disclose customer and ARR metrics.

Semrush is a paid tool, but it offers a seven-day free trial on its official pricing page. Prices may vary depending on the package hired. In the SEO line, publicly listed plans usually start at around US$139.95 per month for the Pro plan and reach around US$499.95 per month for the Business plan, with variations for annual billing, additional resources, and AI or enterprise solutions.

Google Search Console is a tool from the United States, created by Google. Google does not publicly disclose specific active users for Search Console or its own revenue for the tool, since it is free and does not generate direct revenue separately in Alphabet’s reports. The closest financial figure is Alphabet’s, which recorded consolidated revenue of approximately US$403 billion in 2025. The goal of Google Search Console is to help website owners, SEO professionals, and developers monitor, maintain, and fix issues related to a website’s presence in Google Search results.

Google Search Console is free. According to Google Help Center, it is a free service offered to help monitor, maintain, and troubleshoot a website’s presence in Google Search results.

SEO tools are great allies for understanding website performance, finding opportunities, and correcting issues that may limit organic results. With them, it becomes easier to monitor keywords, analyze competitors, track clicks, review indexing, and identify technical points that need attention.

But for SEO to work consistently, it also takes time to research, plan, produce, review, and monitor data frequently. When the social media routine consumes many hours of the team, there is less room left to take care of strategic actions that can generate qualified traffic in the long term.

That is where Intellux can help. By optimizing social media management, your company gains more organization, reduces repetitive tasks, and frees up time to focus on strategies that strengthen digital presence, such as SEO. Discover Intellux’s solutions and see how to make your marketing routine smarter, more productive, and ready to grow.