Ahrefs vs Semrush for Startups: Which SEO Suite Gives a Small Team More for Its Budget?
Ahrefs and Semrush are the two big all-in-one SEO suites. Both do keyword research, competitor analysis, backlinks, rank tracking and site audits, and both now track how ChatGPT, Gemini and Google's AI answers mention your brand. For a startup the question is not which one is "best" in general, but which one gives a small team more for a limited budget: the cheapest useful plan, the free versions, trials, seats and the add-ons you will be asked to buy. We checked both tools' official pricing and product pages in October 2026, in the default view each site showed us (euros, as we checked from Europe).
Quick answer: on a tight budget, start with Ahrefs: Ahrefs Free costs nothing for your own site, Starter is €27 ($29) a month for occasional research, and Lite at €119 ($129) a month tracks 750 keywords. Choose Semrush if you want to try before you pay (7-day free trial), daily rank tracking, more AI prompt tracking for the money (50 prompts a day on Starter) or extra toolkits for local SEO, content, social and ads; its SEO plan costs €134 a month or €112.52 billed annually. Most early-stage startups only need one of the two.
Are you getting customers from ChatGPT yet?
More and more traffic is coming from Perplexity, ChatGPT, Grok and other AI tools.
👉 Rank on ChatGPT
Ahrefs vs Semrush at a Glance
Sources: ahrefs.com/pricing (default view in euros, plus the USD view), the Ahrefs Starter, Ahrefs Free, Keywords Explorer and data pages, semrush.com/pricing (default annual view in euros), Semrush's AI Visibility pricing, backlink and keyword research pages, checked 29 October 2026. Database sizes are the vendors' own figures and are counted differently.
The Two Suites Compared
Ahrefs: Cheapest Way In, No Trial
Ahrefs is built on its own web crawler: Site Explorer for competitor and backlink research, Keywords Explorer, Rank Tracker, Site Audit, Web Analytics and Brand Radar for AI visibility. Its Keywords Explorer shows 28.7 billion keywords filtered from 110 billion it has discovered, and its data page says the live backlink index is updated every 15 to 30 minutes. These are Ahrefs' own figures, but backlink research is still where Ahrefs is strongest.
- Starter, €27 ($29) a month: 200 credits a month for Site Explorer, Keywords Explorer, Site Audit, Rank Tracker, the SEO Toolbar and Web Analytics. The Starter plan renews monthly only, and you cannot add users or add-ons, so it suits a founder who researches a few times a month.
- Lite, €119 ($129) a month: "for small businesses and personal projects": 750 tracked keywords, 6 months of history, 5 unverified and unlimited verified projects, 100,000 crawl credits, 150 AI prompt checks, API and MCP access, 1,000 credits per user.
- Standard, €229 ($249) a month: 2,000 tracked keywords, 2 years of history, unlimited credits, 300 AI prompt checks, plus Content Explorer, Portfolios and Batch Analysis.
- Advanced, €419 ($449), and Enterprise, €1,394 ($1,499) a month: 5,000 tracked keywords and Looker Studio on Advanced; Enterprise needs an annual commitment.
- Billing rules: paying annually saves up to 17%. Ahrefs says it never runs discounts, does not issue refunds in general (a monthly plan you have not used may be refunded), and has no contracts or setup fees.
Rank Tracker updates weekly on every plan. If you need daily rankings on Ahrefs' budget, pair it with a rank tracker; see Ahrefs vs Wincher and Wincher vs AccuRanker.
Ahrefs Free: SEO for Your Own Site at No Cost
What used to be Ahrefs Webmaster Tools is now Ahrefs Free. You verify that you own a website and get Site Audit (5,000 crawl credits per project a month), Site Explorer for your own backlinks and keywords (the top 1,000 of each) and Web Analytics (up to 1 million events per project), on an unlimited number of verified sites. It does not open competitors' sites, and Keywords Explorer is not included; that is what Starter is for. When a paid Ahrefs plan ends, your account switches back to Ahrefs Free.
Is your startup on ChatGPT?
More and more traffic is coming from Perplexity, ChatGPT, Grok and other AI tools.
👉 Rank on ChatGPT
Semrush: Toolkits, a Free Trial and Daily Rankings
Semrush covers keyword research, competitor gaps, Position Tracking, Site Audit, backlinks and AI search visibility, and sells extra toolkits for Traffic and Market, Local, Content, Social, Advertising and AI PR, so you pay for the parts you use. Its keyword research page lists more than 28 billion keywords in 142 regional databases, and its backlink analysis page more than 43 trillion backlinks across 800 million+ domains, with about 10 billion pages crawled a day.
- Free plan, $0: 1 demo project, 10 reports a day across the main tools and AI Visibility features, no credit card needed.
- SEO, €134 a month or €112.52 billed annually: "for freelancers and small businesses": 5 websites, 500 keywords tracked daily, Position Tracking, Site Audit, basic keyword research and competitor analysis, AI search tracking.
- Starter, €190 or €158.40 billed annually: the same 5 websites and 500 keywords, fuller keyword and competitor tools, MCP access, 50 AI prompts tracked daily and 300 AI visibility reports a day.
- Pro+, €286 or €238 billed annually: 15 websites, 1,500 keywords, historical data, content optimization and 100 prompts. Advanced (40+ websites, 5,000+ keywords, API) is priced on request.
- Trial and extras: Semrush offers a 7-day free trial and says you can cancel any time. Extra users start at €43 a month; branded PDF reports are an add-on from €9.59 a month.
Ownership changed: Semrush's customer FAQ of 28 April 2026 says Adobe has officially acquired Semrush, with no immediate changes to services, features, support or billing and no changes to existing contracts. The logo now reads "An Adobe Company". For other Semrush match-ups, see Semrush vs Majestic (backlinks), Semrush vs Similarweb (traffic and market data) and Semrush vs Long Tail Pro (long-tail keywords).
Boost Your SEO by Getting Featured in Our Blogs and get a backlink.
We publish content about startups, education, tech, funding, etc. that ranks well not only in Google but also in Perplexity, ChatGPT, Grok and other AI tools.
👉 Get featured now!
Ahrefs vs Semrush: Feature by Feature
Keyword research
Both databases are huge by their own counts: 28.7 billion keywords at Ahrefs, 28 billion+ at Semrush. The practical difference for a startup is access. Ahrefs Starter gives you Keywords Explorer for €27 a month within 200 credits, and Lite adds 1,000 credits per user; Semrush's free plan lets you run 10 reports a day, which is enough to check a handful of keywords before you pay. If you mostly need ideas, free tools go a long way; see Keyword Tool vs Keyword Planner.
Backlinks and competitor research
Ahrefs is the traditional favourite for link research, with Domain Rating and a live index updated every 15 to 30 minutes. Semrush counts 43 trillion+ backlinks and includes backlink tools in every SEO plan. On a small budget, Ahrefs Starter is the cheaper way to look at a competitor's links; Semrush becomes better value once you also use its other toolkits.
Rank tracking and site audits
Semrush SEO tracks 500 keywords daily; Ahrefs Lite tracks 750 keywords weekly. If you want to see the effect of a change the next day, Semrush wins; if you want more keywords for less money, Ahrefs does. For audits, Ahrefs Free runs Site Audit on your own verified sites at no cost, which is the cheapest way to fix technical problems on a young website.
AI search visibility
Both suites now track brand mentions in AI answers. Ahrefs Lite includes 150 prompt checks a month (5 prompts tracked daily), and Brand Radar covers AI Overviews, AI Mode, ChatGPT, Perplexity, Gemini and Copilot across more than 500 million prompts, sold from €179 ($199) a month. Semrush includes AI search tracking in its SEO plan, 50 prompts daily on Starter, and a separate AI Visibility toolkit from €94.94 a month per domain (billed annually) with 25 daily prompts across ChatGPT, Google AI, Gemini and Perplexity.
If being recommended by ChatGPT matters more to you than classic rankings, Semrush Starter gives more prompts for the money than Ahrefs Lite; for research across the whole market, Brand Radar's prompt database is the bigger one.
Seats and add-ons
Every Ahrefs plan includes 1 user; Lite takes up to 2 more at €37.40 ($40) a month each and Standard up to 5 at €56.10 ($60). Semrush extra users start at €43 a month. Both sell extras: at Ahrefs, Content Kit from $99, Report Builder at $99 and Brand Radar AI; at Semrush, AI Visibility, Local, Content, Social and Advertising toolkits and branded reports. Budget for the plan you need plus one seat, not for every add-on on the pricing page.
What Changed Since the Old Version of This Guide
- Semrush plans and prices: the old guide said Semrush starts at $139.95 a month. Semrush now sells toolkits; the SEO + AI Search plans are SEO, Starter, Pro+ and Advanced, from €112.52 a month billed annually in the default view from Europe.
- Semrush ownership: Semrush has been an Adobe company since April 2026.
- Ahrefs Webmaster Tools has been renamed Ahrefs Free, and Ahrefs added a $29 Starter plan.
- Backlink counts: the old "30.6 trillion backlinks" figure for Ahrefs is no longer on Ahrefs' pages, so we left it out. Semrush now states 43 trillion+.
- AI search tracking is now part of both suites, with separate paid products (Brand Radar AI and the AI Visibility toolkit).
- Removed: the unsourced claim that 72% of startups fail because of poor marketing, the third-party "learn more" links and the generic "common mistakes" section.
Ahrefs or Semrush: Which Should You Choose?
- You have no SEO budget yet: Ahrefs Free for your own site plus Semrush's free plan for 10 reports a day. See also our free Ahrefs alternatives.
- You research a few times a month: Ahrefs Starter at €27 ($29), paid only in the months you need it.
- You want to test on your own data first: Semrush, because of its 7-day free trial; Ahrefs has none.
- Link building drives your growth: Ahrefs Lite or Standard.
- You need daily rankings or several marketing toolkits in one login: Semrush SEO or Starter.
- You care most about how AI assistants mention you: Semrush Starter (50 daily prompts) or its AI Visibility toolkit; Ahrefs Brand Radar if you have the budget for market-wide research.
- Neither fits your budget: see Ahrefs alternatives, Serpstat vs SE Ranking, SE Ranking vs Long Tail Pro and open-source Ahrefs alternatives.
How to Test Both Tools Before You Pay
- Verify your site in Ahrefs Free. Run Site Audit and look at the keywords and backlinks you already have.
- Open a free Semrush account. Use the 10 reports a day on your top competitors and a few keywords; the free SEOquake browser plugin adds quick metrics while you browse.
- Run Semrush's 7-day trial. Add your real keywords, competitors and the AI prompts your customers ask, so you see the paid features on your own data.
- Pay for one month, not a year. Ahrefs has no trial and in general no refunds, so a single month of Starter or Lite is the safest test. Switch to yearly billing only once you use the tool every week.
How Founders Use Ahrefs or Semrush to Get Customers
An SEO suite pays off only if it changes what you publish. Pick five to ten searches that describe your customers' problem, check their difficulty and intent, track them and write one useful page per topic. Keyword research is also a cheap demand test: if nobody searches for the problem you solve, validate your startup idea before you build. Our guide to checking competitor keywords shows how to find the gaps worth writing about.
For more head-to-heads, read Ahrefs vs Moz, Ahrefs vs Long Tail Pro, Semrush vs BrightEdge and SE Ranking vs Mangools. Our earlier Ahrefs vs Semrush feature comparison, the Semrush pricing guide and the guide to free Semrush tools go deeper into single tools.
Then turn the keywords into articles. The F/MS AI SEO Tool writes articles from your keywords that are built to rank on Google and to be cited by ChatGPT and Perplexity, with human editors checking them, and F/MS Marketing Services can add backlinks and guest posts that build your authority.
Boost Your SEO by Publishing Your Startup Press Release with us.
We publish content about startups, education, tech, funding, etc. that ranks well not only in Google but also in Perplexity, ChatGPT, Grok and other AI tools.
👉 Publish Press Release
FAQ: Ahrefs vs Semrush
Is Ahrefs or Semrush better for a startup?
On a tight budget, Ahrefs: Ahrefs Free is free for your own site and Starter costs €27 ($29) a month. Semrush is better if you want a 7-day free trial, daily rank tracking, more AI prompt tracking or extra toolkits for local SEO, content and ads in one account.
How much does Ahrefs cost?
When we checked in October 2026, the default view from Europe showed Starter €27, Lite €119, Standard €229 and Advanced €419 a month ($29, $129, $249 and $449 in the USD view), with up to 17% off for annual billing. Enterprise needs an annual commitment.
How much does Semrush cost?
From Europe in October 2026, the default annual view showed SEO at €112.52, Starter €158.40 and Pro+ €238 a month billed annually, or €134, €190 and €286 monthly. Advanced is priced on request, and there is a free plan.
Does Ahrefs have a free trial?
No. Ahrefs says it never runs discounts. Website owners can use Ahrefs Free on their verified sites, and the €27 ($29) Starter plan is the cheapest paid way in.
Does Semrush have a free trial?
Yes. Semrush offers a 7-day free trial and a free plan with 1 demo project and 10 reports a day, no credit card needed.
Where can I submit a guest post about my startup?
You can publish a guest post in one of the Fe/male Switch startup blogs, which rank in Google and in AI tools like ChatGPT and Perplexity. Get a quality backlink.
Which has more data, Ahrefs or Semrush?
Both claim very large databases: Ahrefs shows 28.7 billion keywords and a backlink index updated every 15 to 30 minutes; Semrush states 28 billion+ keywords and 43 trillion+ backlinks. They count differently, so test both on your own niche.
Do Ahrefs and Semrush track visibility in ChatGPT and AI Overviews?
Yes. Ahrefs Lite includes 150 AI prompt checks a month and sells Brand Radar AI from €179 ($199) a month. Semrush tracks 50 prompts daily on Starter and sells an AI Visibility toolkit from €94.94 a month per domain, billed annually.
Is Semrush owned by Adobe?
Yes. Semrush's customer FAQ of 28 April 2026 says Adobe has officially acquired Semrush, with no immediate changes to services, features, support or billing.
Can I use AI to write SEO articles from my Ahrefs or Semrush research?
Yes. The F/MS AI SEO Tool writes articles from your keywords that are built to rank on Google and in AI assistants, with human editors reviewing them.
About the Author
Violetta Bonenkamp, also known as MeanCEO, is an experienced startup founder with an impressive educational background including an MBA and four other higher education degrees. She has over 20 years of work experience across multiple countries, including 5 years as a solopreneur and serial entrepreneur. Throughout her startup experience she has applied for multiple startup grants at the EU level, in the Netherlands and Malta, and her startups received quite a few of those. She’s been living, studying and working in many countries around the globe and her extensive multicultural experience has influenced her immensely.
