Validate Your Startup Idea in Days, Not Months
Build a landing page, capture signups, and test demand — without wasting time building.
Most People Waste Months Building
— Only to Realize No One Wants It
The biggest mistake founders make is spending months (or even years) building a product that no one actually wants. Instead, what if you could validate your idea in days before committing time and money?
Old Way (Building First)
- Spend months building before talking to users
- Burn $5,000+ on dev costs & tools
- Struggle to get traction after launch
- No proof = investors & customers ignore you
- Waste time on features no one needs
- AI always agrees your idea is the best
Smart Way (Test First)
- Get signups & real feedback in days
- Launch for just $29.99
- Have a waiting list before building
- Proof = evidence customers want in
- Only build what people actually ask for
- Make decisions with real user interest
💡 Skip the months of wasted effort. Start testing your idea in just 1 day with TestFast
How It Works
TestFast helps you validate your business idea in just three simple steps.
Build Your Landing Page & Signup Form
Create a high-converting landing page with our fast builder and build custom signup forms to capture interest.
Track Signups & Promote Your Idea
Track signups via your dashboard and promote your idea to attract more potential customers. Testfast Pro members get access to out tried and tested 2 week markting plan to help them get signups fast.
Validate & Launch with Confidence
Make real data-driven decisions and launch your product knowing there's demand.
Building Landing Pages Made Easy
Tired of paying for complex page builders that take hours to work out? We built the fastest landing page builder that exists on the market.
Hero Section
Image Gallery
Feature List
CTA Button
Create Signup Forms In Minutes
Add fields, customize validation, and start collecting leads. The fastest way to capture interest.
Join Waitlist
✓ Form Ready to Publish
Social Media Planning
Take the thinking out of marketing your idea. Generate your content calendar or choose from our own tested pre-made templates.
Content Calendar
Pre-Planned Posts
Product launch announcement
Behind the scenes content
Customer success story
Founders are validating faster with TestFast
Real founders. Real results. Skip the guesswork and build what people actually want.
"I've always wanted to build my own business, but with so many ideas I couldn't choose what to make. TestFast made it so simple to validate ideas quickly allowing me to focus on what gained the most traction and interest."
"TestFast gave me the confidence to kill an idea early. I then tested 6 more ideas in the same month and found one that really took off"
"From zero to 312 signups in a week. The social media planner not only works, but is incredibly easy to follow."
Choose Your Plan
Start validating in minutes. Upgrade anytime for powerful pre-made marketing plans.
Starter
Perfect for testing your first ideas
- Launch unlimited landing pages
- Built-in signup forms
- Templates library
Pro
For founders looking to test fast without the headwork
Use tried and tested marketing plans proven to work at getting signups.
- Everything in Starter
- Marketing plan generator
- Marketing plan tracker
- Social media content calendar
- Pre-made marketing templates
- Priority support
- Priority On Feature Updates Suggestions
✓ Cancel anytime • No hidden fees • Launch in minutes
Questions, answered
Everything you need to know about testing ideas with TestFast.
Stop guessing. Start validating today.
Launch a landing page, gather real signups, and learn what to build next in days — not months.