Lime Design

Idea Validator

A simple way to review a product idea before you spend more time or money. See likely strengths, risks, and helpful next steps in one place.

Designed for inventors, startup founders, and entrepreneurs who want a clearer first look at a physical product idea.

Step 1

Enter your email

This email is used to keep your validation history, sign-in link, and remaining credits together in one place.

Returning user? Use the same email address and we'll send you a secure sign-in link.

Step 2

Pick a plan

Choose the option that fits how much guidance you want. After payment, we'll email you a secure link so you can start using your account.

Want to try the app first?

Free mode runs a little slower and keeps previews to one low-res sketch image.

Standard

$99

1 validation + 1 included test run

1 validation

Includes 1 validation plus 1 follow-up run. Your first edit and re-check on each saved validation is free.

  • Full idea validation
  • Runs in your balance1 validation + 1 test run; first edit-resubmit per validation is free
  • Product specialist session15 minutes
  • Concept image generation1 image at a time
  • Optional inventor form
  • Detailed patent summary

Plus

$299

3 validations + 1 included test run

3 validations

Includes 3 validations plus 1 follow-up run. Your first edit and re-check on each saved validation is free.

  • Full idea validation
  • Runs in your balance3 validations + 1 test run; first edit-resubmit per validation is free
  • Product specialist session30 minutes
  • Concept image generationUp to 2 images at a time
  • Optional inventor form
  • Detailed patent summary

Pro

$499

5 validations + 1 included test run

5 validations

Includes 5 validations plus 1 follow-up run. Your first edit and re-check on each saved validation is free.

  • Full idea validation
  • Runs in your balance5 validations + 1 test run; first edit-resubmit per validation is free
  • Product specialist session60 minutes
  • Concept image generationUp to 2 images at a time
  • Optional inventor formCan improve results based on inventor experience
  • Detailed patent summary

Ultimate

$999

10 validations + 1 included test run

10 validations

Includes 10 validations plus 1 follow-up run. Your first edit and re-check on each saved validation is free.

  • Full idea validation
  • Runs in your balance10 validations + 1 test run; first edit-resubmit per validation is free
  • Product specialist session60 minutes
  • Concept image generationUp to 4 images at a time
  • Optional inventor formCan improve results based on inventor experience
  • Detailed patent summary
  • Pitch deck generator (will be included with Ultimate when it launches)

Each package includes one free edit-and-rerun for every saved validation. Image generation is included on every paid tier, with higher tiers unlocking more images at once. Detailed patent summary access depends on the plan you choose.

Step 3

Paste your access code (if you have one)

Have an access code?

If you already have a code, enter it here. If you are not signed in, use the same email above so the package goes to the right account.

We will email a secure sign-in link after the code is redeemed.

Internal tester unlock

Use the separate tester key here for production-only internal access.

Lime Design Idea Validator is an automated analysis tool. Results are generated automatically from publicly available signals and may be incomplete or inaccurate.

This tool does not provide legal, patent, financial, or professional advice. It is not a substitute for a professional patent search, freedom-to-operate analysis, or legal consultation. Always consult a qualified attorney or expert before making business or intellectual property decisions.

© 2026 Lime Creative Design

Patent Pending
Evidence-based scoringRisk & action flagsOptional AI preview
v1.0.0© 2026 Lime Creative Design