# STR Optimizer (v2.16.0) - Comprehensive Product & Architecture Documentation > Complete technical, feature, pricing, and operational breakdown for STR Optimizer (https://strop.tknhospitality.com/). --- ## 1. Overview & Publisher Details STR Optimizer is a Manifest V3 Google Chrome extension that embeds directly into the user's browser sidepanel and active page DOM. It operates alongside short-term rental hosting platforms (Airbnb, Vrbo, Booking.com, Houfy, and direct PMS sites) to deliver real-time listing audits, market intelligence, competitive search grid diagnostics, dual-language verified guest message drafting, and protective incident shields. - **Canonical URL**: https://strop.tknhospitality.com/ - **Publisher**: TKN Hospitality LLC (https://www.tknhospitality.com/) - **Design Studio**: MB Design Studio (https://www.design-mb.net/) - **Extension Store Link**: https://chromewebstore.google.com/detail/str-optimizer/lebchgjmbhbggnijoeoblccfljjgjdog --- ## 2. Core Operational Modules (v2.16.0 Updates) ### A. Automatic Multilingual Guest Communication & Dual-Language Verification - Real-time guest language identification across 8+ international languages (Spanish, French, German, Italian, Russian, Hebrew, Arabic, and more). - Dual-language verification: displays native guest response alongside an instant English verification preview before sending. - Reversible 1-click controls to toggle between native and English message drafts. ### B. Bilingual Intelligence & Localized Audits - Interface and analytics decoupling: hosts receive audit findings, pricing alerts, photo critiques, and advice in their selected interface language. - Algorithm-safe English locking: public-facing assets (titles, descriptions, captions, accessibility alt-text) remain strictly in English for search index optimization on major booking channels. ### C. Multi-Guest Incident Shield & Group Blacklist Protocol - Group awareness: identifies and flags problem reservations, including primary bookers and associated co-travelers. - Proactive alert system: instantly flags returning blacklisted profiles or known party groups on new inquiries before booking acceptance. - Dispute-safe communication posture: automatically adapts message tone to detached, strictly factual phrasing for flagged reservations to protect financial recovery claims. - Salted cryptographic privacy: reservation identity tracking uses zero-knowledge, one-way cryptographic encryption (no personal identity data stored or exposed as readable text). ### D. In-DOM Floating Action Buttons (Workflow Overlays) - Native browser integration: unobtrusive quick-action AI buttons render directly next to message input fields and review submission forms across Airbnb, Vrbo, Booking.com, and Houfy. - 1-click drafting and insertion into platform text boxes without tab switching. ### E. Cross-Platform Intelligence & Escalation Assistant - Channel-specific algorithm optimization: Guest Favorite on Airbnb, Premier Host & family capacity on Vrbo, Genius loyalty tiers on Booking.com, and zero-fee direct positioning on Houfy. - Platform escalation and dispute assistant: dedicated messaging modes engineered specifically for platform support representatives during damage claims, fee disputes, or policy appeals. ### F. Automated Legal Safeguards & Credential Protection - Digital lock code withholding: safeguards smart lock PINs, check-in instructions, and gate codes, withholding automated sharing until required rental agreements (such as DocuSign) are confirmed signed. - Secure operations: eliminates accidental leaks of private vendor phone numbers or maintenance contacts in public guest chats. ### G. 100-Point Listing Quality Audit Engine - Scans property titles, description readability, character indexing thresholds, and gallery composition to eliminate booking drop-offs and boost search ranking. ### H. Photo Gallery Vision SEO & Staging AI (Addon) - Multi-modal vision analysis of property photo galleries. - Evaluates room staging composition, lighting contrast, and image sequence in host's native language. - Generates click-worthy captions and accessibility alt-text in English for image search discoverability. ### I. Team Settings Sync & Executive PDF Exporter (Business & Enterprise) - Real-time synchronization of house rules, custom AI prompts, and workspace settings across team member laptops. - Exports 1-click executive PDF audit reports branded with host or agency metrics for property owner transparency. --- ## 3. Tier Matrix & Pricing Structure | Feature / Limit | Free Tier | PRO Plan ($9.99/mo) | Business Plan ($49.99/mo) | Enterprise Plan (Custom) | |---|---|---|---|---| | Monthly Price | $0 / forever | $9.99 / mo | $49.99 / mo | Custom Pricing | | Tracked Listings Limit | 1 Listing | Up to 10 Listings (~1-2 Properties) | Up to 30 Listings (~3-7 Properties) | 30+ / Unlimited Listings | | Shared Device Slots | 1 Browser Slot | 2 Shared Device Slots | 10 Shared Device Slots | Unlimited Seat Syncing | | Search Audits | 1 Audit / day | Unlimited Audits | Unlimited Audits | Unlimited Audits | | Multilingual Guest Replies | Basic Grammar | Included (Dual Preview) | Included (Dual Preview) | Included (Dual Preview) | | In-DOM Action Buttons | Basic Overlays | Included | Included | Included | | Multi-Guest Incident Shield | N/A | N/A | Included (Zero-Knowledge) | Included (Fleet-Wide) | | Legal Lock Code Withholding | N/A | Included | Included | Included | | Platform Escalation Assistant | N/A | N/A | N/A | Included (Custom Appeals) | | Team Settings Sync | N/A | N/A | Included | Included (Fleet-Wide) | | Executive PDF Export | N/A | N/A | Included | Included (White-Labeled) | | AI Image SEO Addon | N/A | $2 / mo Addon | $10 / mo Addon | Included Natively | | White-Labeling UI | N/A | N/A | N/A | Full White-Labeling | --- ## 4. Multi-Platform Calculation Math 1 Physical Property managed on 4 channels (Airbnb, Vrbo, Booking.com, Houfy) equals **4 Tracked Platform Listings**. - PRO Plan ($9.99/mo) covers up to 10 tracked listings (~1–2 physical properties). - Business Plan ($49.99/mo) covers up to 30 tracked listings (~3–7 physical properties). - Enterprise Plan covers portfolios exceeding 30 listings. --- ## 5. Contact & Support Resources - Main Landing Page: https://strop.tknhospitality.com/ - Contact Form & Support: https://strop.tknhospitality.com/contact.html - Terms of Service: https://strop.tknhospitality.com/terms.html - Privacy Policy: https://strop.tknhospitality.com/privacy.html