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How to Do Keyword Research for a New SaaS Without Expensive Tools

Friday, September 18, 2026
6 min read
How to Do Keyword Research for a New SaaS Without Expensive Tools

You've got a product and a blog with three posts on it, and you're staring at an empty content calendar. Everyone says to do keyword research, then points you at a tool that costs more per month than your whole stack. Rough first step for a founder with no revenue yet.

Here's the better news. You can find the searches your buyers actually type using free tools and a bit of patience. The paid suites are faster, not magic, and you don't need one to get your first twenty posts aimed at real demand.

Quick answer. Keyword research for a new SaaS means finding the exact phrases people type when they have the problem you solve, then writing a page that answers each one. You can do it free with search autocomplete, the "people also ask" boxes, Reddit and forum threads, and a free-tier keyword tool. Chase buyer intent and low competition, not big volume numbers.

Key Takeaways

  • The best keywords describe a problem your product solves, in the buyer's own words.
  • Free tools plus real forums cover almost everything a new SaaS needs.
  • How ready the searcher is to buy matters more than how big the volume looks.
  • One page per specific question beats one page trying to rank for everything.

What Is Keyword Research Actually For?

Strip away the jargon and it's one thing. You're trying to learn the words a stranger uses when they want what you sell, so you can write pages that show up at that moment.

That's it. Not chasing the biggest number in a tool, not hoarding a spreadsheet of ten thousand terms you'll never use. A short list of phrases with real intent behind them is worth more than a giant list of vague ones.

A keyword is just a customer's question with the punctuation stripped off. Answer the question well and the ranking tends to follow. Answer a number in a tool and you've optimized for nothing.

Where Do You Find Keywords Without a Paid Tool?

Start with the search box itself. Type the problem you solve and watch autocomplete finish the sentence. Those suggestions are real queries other people ran, handed to you for free.

Then scroll to the "people also ask" boxes and the related searches at the bottom of the results page. Each one is a phrasing you might not have guessed. Open a couple, read what ranks, and you'll see the exact language buyers use.

The richest source is where your users already complain. Reddit threads, niche forums, and community Discords are full of people describing your problem in their own words at midnight. Steal that phrasing. It's more honest than anything a tool invents.

The Free Stack That Covers Most of It

You can assemble a working research kit without spending a cent. Here's what each free source is genuinely good for.

Free Source What It Gives You
Search autocompleteReal phrasings, ranked by how often people type them
People also askQuestion-shaped keywords ready to become H2s
Reddit and forumsThe buyer's raw language and real objections
Free keyword-tool tierA rough sense of volume and difficulty
Search ConsoleTerms you already show up for but rank low on

Once you have a little traffic, Search Console quietly becomes your best tool. It shows the queries you're already appearing for on page two, and nudging one of those up is far easier than ranking for something cold.

How Do You Tell a Good Keyword From a Waste of Time?

Ask what the person wants when they type it. Someone searching "best invoicing tool for freelancers" is close to buying. Someone searching "what is invoicing" is a student. Same topic, wildly different value to you.

Then be honest about competition. If the whole first page is giant brands with hundreds of backlinks, a three-week-old site won't crack it soon. Go narrower. A specific phrase with a tenth of the volume and none of the giants is a page you can actually win.

A keyword you can rank for this quarter beats a keyword you might rank for in two years. Win the small specific ones first, stack the wins, then reach for the big terms once you have some authority behind you.

Turn Keywords Into Pages People Search

Group your phrases by intent, then give each cluster its own page. Buying-intent terms become comparisons and best-of lists. Problem terms become how-to guides. Definition terms become simple explainers that feed the funnel.

Match the page to what already ranks. If the top results for a term are all lists, write a better list, not a sales page. The search results are a free brief telling you what shape of answer wins.

Frequently Asked Questions

Do I Need A Paid Keyword Tool At All?

Not to start. Free sources cover your first few dozen posts easily. A paid tool saves time once content is a real channel for you, but it's a speed upgrade, not a requirement for finding demand.

How Many Keywords Should I Target Per Page?

One main phrase and a handful of close variations. Trying to rank one page for ten unrelated terms usually means it ranks for none. Tight pages beat sprawling ones.

Should I Chase High-Volume Keywords?

Rarely, early on. High volume means high competition, and a new site loses those fights. Low-volume, high-intent phrases send fewer visitors, but the ones who come are ready to sign up.

How Do I Know If A Keyword Is Too Competitive?

Look at who ranks. If page one is all established brands with big backlink counts, it's too soon. If you see forums, small blogs, or thin pages up there, that's a gap you can fill.

How Often Should I Redo This?

Do a real pass when you start, then let Search Console guide you. Once you're getting impressions, the data tells you what to write next, so formal research becomes a quarterly tune-up rather than a monthly chore.

Where to Start This Week

Pick the one problem your product solves best and type it into a search box. Follow the autocomplete, read three Reddit threads, and write down every phrasing that sounds like a buyer. That list is your next ten posts.

Content is a slow channel, though, so pair it with faster ones while it warms up. Getting listed across a spread of directories builds the backlinks and corroboration that help those pages rank, which we walk through in the 50 best directories guide. Plant the content now, and prop it up with links while it grows.

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