
StartupDeckAI — Best Free AI Startup Idea Validation Tool 2026
Validate startup ideas with AI scoring, competitor analysis, market sizing and financial projections.
@yashrsuthar · X
The full gallery
Tech stack
17 projects

Validate startup ideas with AI scoring, competitor analysis, market sizing and financial projections.
@yashrsuthar · X

Receive daily batches of hand-picked, available .com domains under $100.
@okshreee · X
Building to help people find good brand names and available domains.

Collaboration platform where startups partner up and automatically split revenue
@RealPasternak · X
Tight on cash? Use rev-share collaborations to get what u need to scale instead of having to pay upfront sets it up for u automatically

Analyze your product to diagnose market fit and uncover growth bottlenecks.
@teslaptimus · X

Free AI-powered platform guiding entrepreneurs through starting and running UK businesses with workflows, CRM, and proposals.
@FasScale26 · X
We've created a platform for entrepreneurs to evaluate business ideas and to set up and run their businesses. We've launched it in the UK and are planning to roll out to other countries over the coming year.

Describe an idea, and AI builds, markets, and monetizes a product for you.
@thebuildclub_cc · X

Free AI business coach for first-time founders that validates ideas and generates personalized business plans.
@AskAstonNow · X
- Ask Aston is an interactive business coach that guides you through launching your business step-by-step.

Manages U.S. tax filings and bookkeeping for startup founders on mobile.
@taxheroai · X
tax app for startups - free tax calendar for startups -

Free no-login business tools for freelancers: invoicing, VAT calculation, quotations, expenses, and naming.
@tools_loop · X

Create and download professional PDF invoices in seconds with your logo, line items, taxes, and discounts.
@jcolementor · X
Fast free invoice generator for small businesses

Compare AI subscription prices across reseller channels to find the best rates.
bytedoger · GitHub
awesome-OpenPrice 一个开源的收录全网卡网渠道各种AI订阅价格的项目。打破信息茧房,一站式获取各个渠道的 Claude、GPT、gemini 、cursor产品的最新价格

AI-native operating system for startups that unifies planning, fundraising, finance, and execution workflows.
rohanrecommends · Product Hunt
Nautis The AI-native Operating System for founders.