What is Google Analytics, really?
Google Analytics is a free tool from Google that tells you who visits your website, what they do while they're there, and whether they take the actions you care about (buying something, signing up, requesting a quote). The current version is called GA4 — short for Google Analytics 4 — and it replaced the older Universal Analytics in July 2023.
Think of it like a quiet assistant standing by the door of your shop, jotting down which doors people came through (Google search, Instagram, a link from another blog), what aisles they wandered into, and whether they bought anything. It doesn't capture names or personal details — just patterns.
The 5 metrics that actually matter
GA4 tracks hundreds of things. As a beginner, focus on these five and ignore the rest until you're comfortable:
- Users — the count of distinct people who visited (Google estimates this from browsers and devices).
- Sessions — a single 'visit'. One user can have many sessions across multiple days.
- Engaged sessions — visits where someone stayed longer than 10 seconds, viewed multiple pages, or triggered a conversion. This is the closest thing to 'real interest'.
- Conversions — when someone does something you decided is valuable (a purchase, a form submit, a phone-number click).
- Traffic acquisition — where your visitors came from. Organic search? Direct? Social? Paid ads? This tells you where to spend your effort.
How to read your first GA4 report
Open analytics.google.com and click your property. The default 'Reports snapshot' is overwhelming, so skip it and go straight to Reports → Acquisition → Traffic acquisition in the left sidebar. This is the single most useful report in GA4.
You'll see a table with channels (Organic Search, Direct, Referral, Social, Email, Paid Search) and a session count next to each. That's your first answer: where are your visitors actually coming from?
Next, change the date range (top right) to 'Last 28 days' and compare it to the previous 28. If 'Organic Search' went up 20% week over week, your SEO is working. If 'Direct' is half your traffic, you have brand recognition. If 'Referral' from one specific site is huge, you've found an unlikely champion — go thank them.
Metrics you can safely ignore
Three GA4 metrics confuse beginners more than they help. You can come back to these later, but skip them on day one:
- Bounce rate — GA4 calculates it differently than the old GA, and the number is rarely actionable on its own.
- Average engagement time per session — useful in aggregate, but easily skewed by a few outliers.
- Event count — GA4 logs everything as an 'event' (page views, scrolls, clicks). The raw number means nothing without context.
The fastest way to actually understand your data
Honestly, the hardest part of GA4 isn't reading the numbers — it's knowing which ones changed and why. That's exactly the problem Plainly was built to solve. You connect your Google Analytics (one click, read-only), pick a date range, and Plainly's AI hands you a 60-second plain-English readout: what went up, what went down, what likely caused it, and what to try next.
It costs $18/month or $199/year for unlimited analyses — way cheaper than hiring a consultant, and faster than learning GA4 from scratch.