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How to Validate Your SaaS Before You Build It

How to Validate Your SaaS Before You Build It

Before you write a single line of code, make sure people actually want what you're building.

I validated SERPtag using this process — and it saved me months of wasted time.


1. Start With Problems, Not Features

No one wants another tool. They want a solution.

Ask:

  • What are people already struggling with?
  • Are they solving it manually or with spreadsheets?
  • Would they pay for a real fix?

2. Go Where the Problems Are

Validation doesn’t start with building. It starts with listening.

Go to:

  • Reddit
  • Facebook groups
  • YouTube comments
  • G2/Capterra reviews
  • Indie Hackers threads
  • Twitter/X advanced search

People complain in public — that's where you'll find pain points.


3. Build a One-Pager and Collect Emails

No code. No product. Just a landing page.

Use tools like:

Include:

  • Clear headline with the problem you solve
  • Short benefit-driven copy
  • Email signup or waitlist form

This is your interest gauge.


4. Share It in Places That Matter

Don’t keep it secret — test demand by sharing where your audience already hangs out.

Post to:

  • Reddit threads (reply helpfully, not spammy)
  • Indie Hackers milestones
  • X/Twitter SEO or SaaS threads
  • Slack/Discord groups you’re part of
  • DMs if relevant

Be useful first, then drop your page.


5. Use SEO Content as Early Proof

I targeted keywords no one was writing about.
Stuff like:

  • "Free keyword rank tracker"
  • "SEO tools for beginners"
  • "Affordable alternatives to Ahrefs"

Blog posts brought in traffic early. I knew people were searching, so I wrote answers.

Then I used SERPtag — my own tool — to monitor rankings as they grew.


6. Talk to Your Signups

Every waitlist email is someone curious.

Send a quick note:

"Hey! Thanks for signing up. Mind sharing what you’re struggling with in SEO?"

You’ll learn:

  • Who they are
  • What they need
  • If they’d actually pay
  • What they expect the tool to do

Better than guessing.


7. Don’t Overbuild

Your MVP can be:

  • A Figma prototype
  • A no-code workflow
  • A walkthrough video
  • A dashboard with 1 feature

You don’t need auth, billing, dark mode.

You need one person to say: “Yes, I’d use this.”


What I Did to Validate SERPtag

Here’s exactly what I did:

  • Found Reddit threads where people wanted a simple rank tracker
  • Made a clean one-pager with a waitlist
  • Replied to relevant posts and added value first
  • Wrote blog posts targeting long-tail SEO searches
  • Used SERPtag to track my own content’s rankings
  • Got early feedback and small traffic wins

The first 100 users came from Reddit, SEO, and a waitlist.


TL;DR

Before you build your SaaS, validate it.

  • Look for problems people complain about
  • Test a simple landing page
  • Share it early and talk to users
  • Create SEO content to get found
  • Track traction with your own tools

This saved me time and got SERPtag real usage before launch.

Let me know if you want a breakdown of how I wrote the blog posts, or how I used Reddit without being spammy — happy to share.

on June 27, 2025
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