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.

Get started

Start your validation in one step

Enter your details and choose a plan or free validation. Then continue below and we'll route you to the right next step without changing the backend access rules.

Plan
Free validation starts right away and does not require an emailed sign-in link. If this email owns paid access, we’ll prompt sign-in first so those perks still apply.

Returning users can enter the email tied to their plan and continue with the correct access path.

Compare plans

Keep the details available for clients who want them, but let the main Continue button handle the next step.

Free

$0

1 limited free validation

1 free validation

Try the experience before buying. Free runs use a slower queue and keep premium tools locked.

  • Validation access1 limited free validation
  • Extra runs in your balance
  • Product specialist session
  • Concept image generation1 low-res sketch preview
  • Optional inventor form
  • Detailed patent summary

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
  • Elevator pitch generator
  • Pitch deck outline generator

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.

Extra access tools

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
v1.1.0© 2026 Lime Creative Design