Google Ads for startups and Meta Ads, one test at a time
The board
How do you test ads without burning the budget?
By writing every campaign as an experiment: a hypothesis, an audience, a metric and a stopping rule, all set before spending. Here's the board we start from with a startup; filter it by channel and goal. If the idea still needs validating, start with the "Validate" cards.
Experiments showing: 8 of 8
Google · SearchValidate
Do people searching for this actually want it?
- Hypothesis
- People searching the category click an ad built on our main benefit and leave their email.
- Audience
- High-intent searches, exact and phrase match.
- Metric
- Waitlist sign-ups, not clicks.
- Stop
- Test budget spent with no sign-ups: change the promise, don't raise the spend.
Google · SearchLeads and demos
Does the problem sell better than the category?
- Hypothesis
- People searching the problem, not the product, book more demos: there's less competition there.
- Audience
- Keywords phrased as problems or questions, one landing page per group.
- Metric
- Demos booked, and how many become customers in the CRM.
- Stop
- Planned clicks with no demos: rewrite the landing page.
Google · App campaignUsers
Do installs turn into users?
- Hypothesis
- Optimising for completed onboarding brings users who stay, not just downloads.
- Audience
- Chosen by the platform from the event.
- Metric
- Cost per completed onboarding.
- Stop
- Event too rare for the algorithm: switch to a more frequent step.
Google · Display and YouTubeWin back
Do pricing-page visitors come back?
- Hypothesis
- People who viewed pricing without converting return when they meet an answer to their objection.
- Audience
- Pricing-page visitors, customers excluded.
- Metric
- Conversions from returning visitors.
- Stop
- High frequency, no conversions.
Two channels
Google Ads or Meta Ads for a startup?
Google Ads catches people already searching for a solution; Meta Ads puts the product in front of people who don't yet know they need it. Many B2B startups begin with Google, and new or highly visual products with Meta; most end up needing both, at different moments.
| Google Ads | Meta Ads | |
|---|---|---|
| Intent | Captures demand that already exists: the person is searching | Creates demand: the person is scrolling, not searching |
| Formats | Search ads, Shopping, YouTube, Display, app campaigns | Images, video and carousels in the feed, Stories and Reels on Facebook and Instagram, instant forms |
| Audience | Keywords and search intent, plus audience signals | Interests, behaviours, lookalikes of your customers |
| When it works | People already search for the solution, or the problem, in clear terms | The product is new or explains itself in seconds, and the audience is easy to define |
| What you need first | A landing page per group of searches, conversions tracked | Plenty of creative to rotate, Pixel and Conversions API set up |
| First pitfall | Paying for clicks on searches that are too broad | Optimising for clicks and likes instead of customers |
The cycle
How does an ad testing cycle work?
Five steps on repeat: hypothesis, tracking, small launch, reading, decision. Every round should teach you something, even when the test fails: it's the method behind our growth marketing.
Hypothesis
One sentence: what changes, for whom, and which number we expect to move. If it can't be written that way, it isn't a test yet.
Tracking
Before spending, we check the conversion really gets recorded, from landing page to platform to CRM.
Small launch
Budget and duration agreed upfront, one variable at a time, everything else held still.
Reading
What counts is the chosen metric and the leads in the CRM, not clicks and likes.
Decision
Scale, change or stop, and write down what we learned: the next round starts from there.
Tracking
How do you track conversions for a startup?
Decide first which action counts (a demo booked, a sign-up, a purchase), record it with the Google tag and with Meta's Pixel and Conversions API, and connect the CRM so you know which leads become customers.
Ad
The click carries its campaign and message.
Landing page
One page per promise, fast, with a single call to action.
Event
The action that matters gets recorded, respecting cookie consent.
Platform
Google and Meta receive the conversion and learn who to look for.
CRM
The lead becomes a customer, or not: that's what sets the budget.
Google Ads campaigns and tracking are run by My Web Lab, the group's web agency, the same team that builds the website: landing pages and measurement are built together.
If tracking is wrong, everything is wrong: platforms optimise for the signal they receive. An event counted twice or a form that doesn't fire sends spend in the wrong direction.
Budget
How much budget does a startup need for Google Ads?
There's no single right figure. A test budget depends on what a click costs in your market, how many clicks it takes to get a conversion and how many conversions you need to make a call. We work it out with you, starting from what you can afford to spend on learning.
Test budget≈cost per click÷conversion rate×conversions to decide
- Cost per click
- Set by the auction: crowded markets and very commercial keywords cost more. Estimate it before you start, with Google's Keyword Planner.
- Conversion rate
- How many landing-page visitors take the action. It depends on the promise, the page and how clear the offer is.
- Conversions to decide
- How many you need to tell a result from noise. With too few, a good ad can look bad, and the other way round.

Also in the mix
- How many experiments run at once
- The length of your sales cycle
- What a customer is worth over time, and the margin
Questions about Google Ads and Meta Ads
How long does it take to know whether a campaign works?
It depends on how many conversions come in, not on the number of days: with few leads a day, it takes longer to read a result. That's why duration, budget and the stopping rule are set before launch, and nothing changes mid-test.
Do we need a full website or is a landing page enough?
For a test, one landing page per promise is enough: fast, with a single call to action. As campaigns grow you need a site that handles the traffic and builds trust; more on our startup website page.
Should we start with ads or with SEO?
Ads give you answers in days; SEO builds, over months, traffic you don't pay for per click. Many startups begin with small paid tests and use what they learn to choose their content; see SEO for startups.
How much does campaign management cost?
It depends on the channels, the number of campaigns and languages, how much has to be built (landing pages, tracking, creative) and how often you test. We don't publish a price list: the factors are on our pricing and timelines page.
Can you guarantee a cost per customer?
No: it depends on the auction, the market and the product, and nobody fully controls those. What we can promise is the method: clear hypotheses, verified tracking, decisions made on the numbers.
Further reading
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