# Zermmi Perio > Intelligent periodontal charting and management platform for dental professionals. Zermmi Perio is a free, browser-based periodontal charting tool built for dentists, periodontists, and dental hygienists. It provides fast clinical charting with auto-advance, realistic tooth visualization for patient education, instant statistics, PDF export, and multilingual support — all without installation or account registration. ## Key Links - [Homepage](https://www.zermmi.com): Overview of the platform, features, and how it works. - [Periochart App](https://www.zermmi.com/perioapp): Launch the free interactive periodontal charting tool. - [Periodontal Charting Online](https://www.zermmi.com/periochart): Feature page for the free online periodontal chart. - [Dental Charting Software](https://www.zermmi.com/dental-charting-software): Comparison with paid dental charting software. - [Online Periodontal Chart](https://www.zermmi.com/online-periodontal-chart): Multi-device access and browser-based charting. - [Pricing](https://www.zermmi.com/pricing): Simple pricing — free tier + paid CRM plans. - [FAQ](https://www.zermmi.com/faq): Common questions about features, data security, and usage. - [Documentation](https://www.zermmi.com/docs/perioapp): Step-by-step guides and workflow documentation. - [Contact](https://www.zermmi.com/contact): Reach the team at support@zermmi.com. ## Detailed Information - [llms-full.txt](https://www.zermmi.com/llms-full.txt): Comprehensive product details, features, pricing, FAQs, and comparisons. ## Languages Available in 11 languages: English, French (default), German, Spanish, Turkish, Portuguese, Danish, Dutch, Swedish, Hungarian, and Thai.