Terms of Service

Last updated: March 7, 2026

Overview

MIRPG Optimizer is a damage calculator and optimization tool for MapleStory: Idle RPG. The core calculator is free to use. Additional premium features are available through a paid subscription.

By using this site, you agree to these terms. If you do not agree, please do not use the site.

Accounts and subscriptions

Premium features require an account and a paid subscription. All payments are processed by Paddle, which acts as the Merchant of Record. Subscriptions renew automatically until you cancel. You can cancel at any time from your account settings. Access continues until the end of your current billing period.

You are responsible for keeping your account credentials secure. You may not share, resell, or transfer your subscription to others.

Acceptable use

You may use this site for personal, non-commercial purposes. You may not:

  • Scrape, copy, or systematically extract game data, formulas, or optimization results
  • Use automated tools to make bulk requests to the optimization endpoints
  • Resell, redistribute, or republish data or results from this site
  • Attempt to reverse-engineer the server-side calculation or optimization logic
  • Interfere with the operation of the site or its infrastructure

Intellectual property

All game data analysis, damage formulas, optimization algorithms, and original content on this site are the intellectual property of MIRPG Optimizer. MapleStory: Idle RPG and related trademarks are the property of Nexon Co., Ltd. This site is a fan-made tool and is not affiliated with or endorsed by Nexon.

Disclaimers

This tool is provided "as is" without warranties of any kind. We do not guarantee the accuracy of calculations or recommendations. Game updates may temporarily affect accuracy until the tool is updated. Use results at your own discretion.

Changes to these terms

We may update these terms from time to time. The updated version will be posted on this page with a revised date. Continued use of the site after changes constitutes acceptance of the new terms.

Contact

For subscription and billing inquiries, visit the Paddle customer portal linked in your purchase confirmation email.