Most SaaS companies launch Google Ads campaigns before they know how their buyers actually search. They pick keywords that feel right, set a budget, and wait. The result is wasted spend on queries that never convert.

Keyword analysis is the mechanism that prevents this. It maps real search behavior to your ICP before a single euro goes live, and in SaaS, where buyer journeys are long and intent varies by stage, that mapping is what separates campaigns that scale from campaigns that drain budget. A startup founder may search "simple HR software for small teams," while an enterprise HR director searches "HRIS platform with compliance workflows." Same category, completely different buying context, and your keyword strategy needs to reflect that.

This guide walks you through how to build a keyword strategy for Google Ads for SaaS that captures high-intent searches and filters out everything else.

Why understanding your ICP is so important

Your ICP determines what people type. In SaaS, buyers rarely search for your product by name, they search for a pain, a process, or an outcome.

Before you open any keyword tool, map this:

This prevents guesswork and wasted budget.

Step 1: Understand how people search

Two inputs matter here:

1. Your sales team. Ask how leads describe their problem when they first reach out. What words do they use? What questions keep coming back? This is primary research no tool can replicate.

2. Keyword research tools. If sales data is limited, use Google Keyword Planner, SEMrush, KWFinder, or Ahrefs to find search volumes, related terms, and competition levels.

The strongest keyword lists combine both, qualitative signal from sales, quantitative validation from tools.

Step 2: Build your initial keyword list

Start with a core term that describes your product category, for example, "quality management software", and work outward.

1. Enter the term into your keyword tool and review related searches and volumes
2. Google the term and open the top 5 results
3. Run those URLs through SEMrush or KWFinder to find what keywords they rank for
4. Pull the most relevant terms into your working list

This gives you a data-backed starting point instead of assumptions.

Step 3: Run a competitor keyword gap analysis

For SaaS keyword research, competitor analysis is one of the highest-leverage steps.

1. Identify 3, 5 direct competitors operating in your category
2. Use SEMrush or Ahrefs to pull the keywords they rank and bid on
3. Focus on terms appearing across multiple competitors, these are proven to have demand
4. Tag each term by frequency and strategic fit

If multiple competitors are bidding on the same keyword, that's a signal, not a warning. It means there's commercial intent behind that search, and it's worth testing.

For more on how to turn these insights into campaign structure, read our SEA strategy guide →

Step 4: Separate SEO and Google Ads opportunities

Not every keyword belongs in a paid campaign. Some are better handled through content.

SEO keyword gap: Terms your competitors rank for organically that you don't. These are content opportunities with long-term value.

Google Ads keyword gap: Terms competitors are actively bidding on. These are high-intent signals, someone is paying to appear there, which means the traffic converts.

Look for overlap between both. Keywords that show up in both SEO and Google Ads data are typically the highest-priority terms in your Google Ads keyword research.

Step 5: Test and refine in live campaigns

A keyword list is a hypothesis. Live campaigns are how you validate it.

1. Filter your list to keywords that match high-intent search behavior
2. Build a shortlist for your first Google Ads for SaaS campaign
3. Set a controlled budget and track CTR, CPC, and conversions
4. Cut what doesn't convert. Scale what does.

The goal isn't a perfect keyword list on day one, it's a process that gets sharper every month.

Conclusion

Keyword analysis for SaaS isn't about collecting as many search terms as possible. It's about identifying which queries signal real buying intent, and building your campaigns around those signals.

Get this right, and every other part of your campaign becomes easier: ads match what people search, landing pages align with intent, and budget goes to queries that actually drive leads.

Want access to our keyword analysis templates and datasheets? Reach out to request your copy and speed up your campaign success.