Percepto

What it does

Simply enter your idea, select a checklist. Our tool will evaluate your idea in under 30 seconds comparing your idea against winning checklists by Paul Graham and other successful founders/.

Simply enter your idea, select a criteria checklist. Our tool will evaluate your idea in under 30 seconds comparing your idea against winning start-up checklists by Paul Graham and others.

• 
  Start List2024 · ▲174

  Validate your business ideas in days not months

• 
  Startup Idea Finder2023 · ▲88

  Pitch your ideas against each other to find a clear winner

• 
  Startup Idea Validator2023 · indielogs.com · ▲60

  Validate your startup idea in less than 20 seconds

• EY
  Evaluate your startup ideas in 30 seconds – Shouldimakeit.com2019 · shouldimakeit.com · ▲18
• 
  Test Your IdeaFeb 2026 · preuve.ai · ▲23

  Test your business idea before you build. Market validation with real data on competitors, demand, and viability from 60+ live sources. Free 60-second scan.

• 
  IdeaCheckJun 2026 · ideacheck.co.in · ▲6

  IdeaCheck — Validate your startup idea in 10 seconds

• 
  SimCity, but with Permits▲895

  A free city-building game in your browser. You are the mayor. You know what the city needs. Now get it past the zoning board, the neighbors, the appeals court and the next election.

  Life & fun · 1d ago · permit.petercai.com

• IV
  I've been paying for a rural Tanzanian's education for 10 years▲778

  Life & fun · 13d ago · tanzaniaeducationproject.org

• 
  Bigwords.page – Turn any screen into a sign. The URL is the app▲728

  Turn a phone, tablet or TV into a sign. Type a message and it fills the screen: welcome signs, timers, Wi-Fi passwords and more. No app, no account, free.

  Life & fun · 14d ago · bigwords.page

• 
  Guitoro, a virtual guitar you strum with your keyboard▲573

  Play a free virtual guitar online with your keyboard or by touch. Slow songs down and see every chord, string and strum. Acoustic, classic, electric and bass.

  Life & fun · 8d ago · guitoro.com

• 
  See *almost* any carriers phone settings▲432

  Carrier settings from iPhone, Pixel and Galaxy firmware, decoded and compared: APNs, VoLTE, 5G and Wi-Fi Calling per carrier, and what each build changed.

  Life & fun · 12d ago · carrierexplode.com

• 
  The whole Solar System and every tracked satellite, live in the browser▲407

  Life & fun · 22d ago · space.bl2.net

• 
  Supabase▲2,325

  The Postgres developer platform is now generally available

  Dev tools · 2024 · supabase.com

• 
  Cal.com Platform▲1,601

  Build your pixel-perfect booking experience with Atoms

  Dev tools · 2024 · cal.com

• 
  PaddleBoat▲1,162

  Perfect your sales pitch with realistic AI roleplays

  AI · 2024 · padboat.com

• 
  deco.cx 2.0▲1,078

  Build web apps 10x faster with Deno, JSX, TS & Tailwind

  Dev tools · 2024 · decocms.com

• 
  IXORD AI▲955

  Navigate tasks, ignite creativity

  AI · 2024

• 
  Assista AI▲949

  A central nervous system for all your productivity apps

  AI · 2024 · getassista.com