Compare and use Fast Business Checker, MVP Builder, Lean Startup Path, Business Model Canvas, Effectuation Theory and the full 9-Stage Startup Builder — in one place, with AI support.
This page is your overview of modern business creation methods used across the UK, USA, EU, Canada and Asia. You can try each AI-powered startup tool — Fast Business Checker, MVP Builder, Lean Startup Path, Business Model Canvas and Effectuation Theory — without creating an account. When you are ready, you can connect them inside the full 9-Stage Startup Builder.
Use this as a practical map: start with quick idea validation, define your MVP, design a Lean Startup experiment cycle, and organise everything in a one-page Business Model Canvas that can later evolve into an investor-ready business plan.
Scroll down to see each method in full screen: what it does, when to use it, and jump straight into the tool with one click.
Start with Fast Checker Go to full Startup BuilderEach screen is dedicated to one method. The left side shows the name and action, the right side explains exactly when to use it.
Quick triage of a raw idea: is it worth exploring for another 30 minutes, or should you park it?
Open Fast Business Checker Go to full Startup BuilderUse this when you have an idea in your head and you don’t want to waste hours writing a business plan yet.
Human-centred discovery and experimentation to deeply understand the problem before you invest time, money, or code.
Open Design Thinking Go to full Startup BuilderUse this when you must reduce risk by uncovering real user needs, behaviours and priorities before you design features.
Turn a promising idea into a testable Minimum Viable Product you can actually ship.
Open MVP Builder Go to full Startup BuilderUse this when the idea passed basic triage and you want to know what to build first, not the whole dream product.
Design a concrete build–measure–learn cycle with experiments and clear metrics.
Open Lean Startup Path Go to full Startup BuilderUse this when you have some product or prototype and you want structured learning, not random tests.
Plan in short sprints, ship small increments, and learn from every release instead of writing a huge plan up front.
Open Agile Startup Path Go to full Startup BuilderUse this when your product will change quickly and you need a rhythm: small batches, regular releases, and fast feedback cycles.
Design products, services, and business models so that resources keep circulating instead of becoming waste after one use.
Open Circular Innovation Go to full Startup BuilderUse this when you want your startup to be sustainable from day one: fewer wasted materials, longer product life, and new revenue loops.
Put customers, value, channels, revenue and costs on one clear, visual page.
Open Business Model Canvas Go to full Startup BuilderWho are you serving?
Foundation for everything
What problem do you solve?
Built on customer needs
How do customers find you?
How value reaches customers
What must you do well?
What we must do
How do you make money?
Paying model proven by value
How do you retain them?
Retention and loyalty
What assets do you need?
What is required
Who helps you succeed?
Who we rely on
What are your major costs?
Expense logic comes last
Use this when you need to explain the business to someone else, or align your own thinking in one view.
Act under high uncertainty using the five effectuation principles instead of big fixed plans.
Open Effectuation Checker Go to full Startup BuilderWho you are, what you know, whom you know.
What can you risk without breaking your life?
Who can you co-create with, starting now?
How will you turn surprises into opportunities?
What can you control and commit to right now?
Use this when resources are limited, environment changes fast, or classic planning feels impossible.
Turn all the quick tools into a structured, investor-ready and execution-ready plan.
Go to Startup BuilderSkills, mindset, SWOT.
Problem, solution, elevator pitch.
Trends, segments, reports.
Value, customers, channels.
Top players, 5 Forces.
Goals, KPIs, positioning.
Costs, revenue, forecasting.
Compliance, structure, processes.
Investor-ready summary.
Use this when you are serious about turning the idea into a real business, with stages, wizards, AI helpers and dashboards.
See how each method in your Startup Builder toolbox works together: from quick triage to full business planning.
This page compares Fast Business Checker, MVP Builder, Lean Startup Path, Business Model Canvas and Effectuation Theory, and shows when to use each one.
Choose the right method for your current question instead of forcing everything into one framework.
Start light with no-login tools, then upgrade to the full Startup Builder to save and track everything.
Each method answers a different type of question. Use this table to see which one fits where you are now.
| Method | Main purpose | Input | Output | Typical time | Login required? | Action |
|---|---|---|---|---|---|---|
|
Fast Business Checker
Quick triage
|
Initial viability snapshot and key risks for a raw idea. | Short description of idea, industry and country. | Summary, viability level, strengths, risks and checkpoints. | ~30 seconds | No (saving requires account) | Open |
|
MVP Builder
Define minimum product
|
Shape a testable Minimum Viable Product: who it’s for and what to build first. | Idea, first customers, learning goal and rough timeframe. | Core value, target customers, MVP features, simple revenue model, cost list and validation experiments. | 1–2 minutes | No (saving to project requires account) | Open |
|
Lean Startup Path
Experiment cycle
|
Design a concrete build–measure–learn cycle with experiments and metrics. | Idea, current stage, traffic level, testing capacity and any existing data. | Hypotheses, riskiest assumptions, experiments, funnel metrics and pivot/persevere rules. | 2–3 minutes | No (tracking over time will use your account) | Open |
|
Business Model Canvas
One-page model
|
See customers, value, channels, revenue and costs on a single page. | Idea, main customer, industry and country. | Complete BMC with summaries and bullet points for all nine blocks. | 1–2 minutes | No (saving and editing canvas uses your account) | Open |
|
Effectuation Theory
Act under uncertainty
|
Reframe your idea using the five effectuation principles to move with limited resources. | Short description of the idea. | Bird-in-Hand, Affordable Loss, Crazy Quilt, Lemonade, Pilot-in-the-Plane analysis and next step. | ~1 minute | No | Open |
|
Full Startup Builder
9-stage journey
|
Turn a validated idea into a structured, investor-ready and execution-ready business plan. | Saved ideas, canvases, experiments, financials and strategy from your account. | 9 stages with wizards, AI helpers, charts, tasks and dashboards. | Long-term | Yes (account and plan) | Go to Builder |
Just an idea
Start with Fast Business Checker to get a realistic viability level, strengths, risks and checkpoints.
Start with Fast CheckerReady to build
Use MVP Builder to define essential features, basic costs and validation experiments, then plug it into Lean Startup Path.
Open MVP BuilderNeed structure
Generate a Business Model Canvas and use Effectuation to rethink options when resources are limited.
Open BMC