SEO SaaS Tools a Startup Actually Needs
· Cole Stark · 6 min read
The SEO SaaS tools a startup needs fit in two tiers. First, the free tools from Google and Bing that every site should set up on day one. Second, one paid all-in-one suite, usually Semrush or Ahrefs, once you're publishing regularly and need keyword and competitor data. Most startups pay for more SEO tools than they use.
This list is for founders and marketing leads setting up SEO at a startup. I picked tools on three criteria: what decision each one informs, whether a free version covers it, and whether pricing is public. Prices below come from each tool's own site, checked in October 2026.
SEO SaaS tools at a glance
| Tool | What it's for | Cost |
|---|---|---|
| Google Search Console | How Google sees your site: queries, clicks, indexing | Free |
| Bing Webmaster Tools | The same for Bing, plus Copilot citation data | Free |
| Google Analytics 4 | What visitors do after they arrive, including signups | Free |
| Ahrefs Free | Site audit and your own site's keywords and backlinks | Free for verified sites |
| Google Keyword Planner | Search volume and cost estimates | Free with a Google Ads account |
| Screaming Frog SEO Spider | Crawling your site for technical problems | Free up to 500 URLs, $279 a year for the paid licence |
| Ahrefs | Keyword research, competitor analysis, backlinks, rank tracking | From $129 a month |
| Semrush | Keyword research, competitor analysis, site audit, rank tracking | From $139.95 a month |
Free SEO SaaS tools to set up on day one
Google Search Console
Google Search Console is Google's free service for tracking how your site appears in search. It shows the queries people use to find you, clicks and impressions by page, which pages are indexed and why some aren't. If you set up one SEO tool, set up this one. My guide to Google Search Console vs Google Analytics explains how it fits with analytics.
Bing Webmaster Tools
Bing Webmaster Tools does the same job for Bing, and you can import sites already verified in Search Console. It's worth the five minutes: Bing powers Microsoft Copilot's search, and its AI Performance report shows which of your pages Copilot cites.
Google Analytics 4
Google Analytics 4 shows what visitors do once they arrive, from every channel. Set up signups and demo requests as key events, so you can see which organic pages produce customers rather than just traffic.
Ahrefs Free
Ahrefs Free, formerly Ahrefs Webmaster Tools, gives verified site owners a site audit that checks for more than 170 technical and on-page issues, plus a view of the keywords your site ranks for and who links to you. It only covers your own sites, not competitors'.
Google Keyword Planner
Keyword Planner estimates how often keywords are searched and what ads on them cost. It needs a Google Ads account with billing set up. It's built for advertisers, so treat the volumes as rough.
Paid SEO SaaS software
You need paid SEO SaaS software, rather than free SEO SaaS tools, when you start planning content at scale and need data the free tools can't give you: search volume and difficulty for keywords you don't rank for yet, what competitors rank for, and who links to them.
Ahrefs
Ahrefs is an all-in-one suite known for its backlink index, keyword research and competitor analysis. It suits teams doing content-led SEO who need to see which pages and keywords drive competitors' traffic.
Pricing on its site: Lite at $129 a month, Standard at $249 and Advanced at $449, billed monthly, with a $29 Starter plan listed separately.
Semrush
Semrush is an all-in-one suite covering keyword research, competitor analysis, site audits and rank tracking. It sells separate toolkits for SEO, advertising, AI visibility and more under one account, so it suits teams that want SEO and paid search research in one place.
Pricing in its knowledge base for the SEO Toolkit: Pro at $139.95 a month for 5 tracked websites and 500 tracked keywords, Guru at $249.95 and Business at $499.95.
Screaming Frog SEO Spider
Screaming Frog SEO Spider is a desktop crawler that checks every URL on your site for broken links, redirects, missing titles, duplicate content and more. It suits anyone doing technical audits, and the free version handles sites up to 500 URLs.
Pricing on its site: $279 per licence per year for unlimited crawling.
Semrush and Ahrefs: which one?
Semrush and Ahrefs overlap so much that most startups only need one. The Ahrefs vs Semrush choice usually comes down to two things:
- Do you run paid search too? Semrush's separate Advertising Toolkit covers competitor ad research, so one account can serve both.
- Is content and link research the main job? Ahrefs' backlink and content data are why many content-led teams prefer it.
Use a trial or a single month of the cheapest plan before you commit, and cancel the one you don't open twice a week. Paying for both is rarely worth it at a startup.
What to skip for now
- Separate rank trackers. Search Console and the suite's built-in tracking cover most early needs.
- Enterprise SEO platforms. They earn their cost on sites with hundreds of thousands of URLs, as I cover in enterprise SaaS SEO.
- Several overlapping content tools. Pick one way to brief and optimize content, and stick with it.
- Paid AI visibility trackers, until you have a baseline worth comparing against. My comparison of AI search engine optimization tools covers when they're worth it.
How much to spend on SEO tools
A startup can run good SEO on free SEO SaaS tools plus one suite. At published prices, that's roughly $130 to $250 a month for the suite and $279 a year for a crawler if you need one. Put the rest of the budget into content and fixes, which is where rankings actually come from.
Pick SEO SaaS tools for the decisions they inform
SEO SaaS tools are worth paying for when they change what you build next. Set up Search Console, Bing Webmaster Tools and GA4 on day one, and add Ahrefs Free for audits. Pay for one suite when you start planning content at scale.
My guide to SEO for SaaS startups covers what to do with the data, and my SEO and GEO services include setting up the tool stack.
SEO Tools for Startups FAQs
What SEO tools does a startup need?
A startup needs Google Search Console, Bing Webmaster Tools and Google Analytics 4 from day one, all free. Add a free site audit tool such as Ahrefs Free. Once you publish regularly and need keyword and competitor data, add one paid suite, usually Semrush or Ahrefs, rather than several overlapping tools.
Is Semrush or Ahrefs better for startups?
Semrush or Ahrefs can both cover a startup's SEO needs, so choose by how you work. Semrush suits teams that run paid search alongside SEO, since it offers an advertising toolkit in the same account. Ahrefs suits content-led teams focused on keyword and backlink research. Try one for a month and cancel it if nobody uses it weekly.
Can you do SEO without paid tools?
You can do SEO without paid tools at the start. Search Console shows the queries you already rank for, Ahrefs Free audits your site and shows your keywords and backlinks, and Keyword Planner estimates search volume. Paid tools become necessary when you need data on keywords you don't rank for yet and on competitors.
How much should a startup spend on SEO tools?
A startup should spend as little on SEO tools as the work allows. Free tools cover setup and monitoring, and one paid suite costs roughly $130 to $250 a month at published prices. Most of an SEO budget should go to content and technical fixes, because tools only show where to act.
Do you need Screaming Frog?
You need Screaming Frog, or a similar crawler, when you audit a site for technical problems like broken links, redirect chains and missing titles. The free version crawls up to 500 URLs, which covers many startup sites. Larger sites need the paid licence, at $279 a year on its pricing page.