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Mobile appsEasy1 weekendUnder $100Web appWeekend build

QR Tip Jar

One QR code, instant tips for performers and baristas.

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The idea

Performers and service workers print one QR code. People scan, pick an amount and pay with Apple Pay or a card, no app needed.

Who it is for
Street performers, baristas, bartenders, musicians
How it makes money
Small fee per tip
Suggested stack
Next.js, MySQL, Tailwind, hosted on a small VPS
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 a web app called QR Tip Jar. A user signs up and gets a public tip page at /t/their-name with their photo and a thank you message.

PROMPT 2 OF 3

Add tip buttons ($3, $5, $10, custom) using Stripe Checkout with Apple Pay and Google Pay enabled, paid out with Stripe Connect.

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PROMPT 3 OF 3

Generate a printable QR code poster for the tip page, and show the user a dashboard of tips by day.

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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 QR Tip JarEvery step spelled out for this idea, with the exact prompts to paste into your AI.
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