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Mobile appsEasy1 weekendUnder $100Mobile appWeekend build

Game Shelf

Tells you which board game from your own shelf fits tonight's group.

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The idea

Board game fans own dozens of games but freeze when friends arrive. Add your games once with player counts and play time, then tell the app how many people and how long you have, and it suggests what to pull off the shelf.

Who it is for
Board game collectors who host game nights
How it makes money
One time unlock
Suggested stack
Expo (React Native), Supabase for login and data
Launch cost
Under $100

Your first AI prompts

Paste these into Claude, Cursor or Lovable, in order. Check that each one works before moving on.

PROMPT 1 OF 3

Build an Expo app called Game Shelf. Start with a list of games where the user adds name, photo, min players, max players, play time in minutes and a weight from light to heavy.

PROMPT 2 OF 3

Add a Pick a Game screen with inputs for number of players, minutes available and mood (light or heavy). Show matching games sorted by how long since they were last played, and a Played Tonight button that logs the date.

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PROMPT 3 OF 3

Add a play history screen, a random pick button with a short animation, and a one time purchase that unlocks sharing your shelf as a link so friends can vote before game night.

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The 10 step playbook

  1. 01Claim your ideaPut your name on it and unlock every prompt and the full playbook. Always free.
  2. 02Domain and nameBrainstorm a short name, check the .com, and register it.
  3. 03Trademark basicsSearch for conflicts before you fall in love with the name.
  4. 04AI build kickoffPaste the prompts below into Claude, Cursor or Lovable, one at a time.
  5. 05Server and hostingPick a host and have your AI walk you through setup.
  6. 06Backend and dataLogins, database and payments, one prompt at a time.
  7. 07Frontend and designScreens, colors and a simple logo that look professional.
  8. 08Go livePut it online, then submit to the App Store and Google Play if it is a mobile app.
  9. 09Marketing planLaunch posts, local outreach and your first 100 users.
  10. 10Launch and growShip it and add your live link to earn the Shipped badge.
Your full playbook for Game ShelfEvery step spelled out for this idea, with the exact prompts to paste into your AI.
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