See the tools
Vietcodex builds focused Chrome & Firefox extensions — each does one thing well. Buy once, own it: a one-time license, no subscriptions, and nothing about the pages you visit ever leaves your browser.
Pay once, own it — no subscriptions, no recurring charges. Every Pro license includes lifetime updates. Secure checkout via Paddle, our Merchant of Record.
Minimal permissions — mostly just the active tab, on click. Analysis runs locally in your browser; nothing about the pages you visit is uploaded.
Every tool has a genuinely useful free tier. Upgrade only when you need the Pro features — backed by a 30-day money-back guarantee.
Each free to start, with a one-time Pro upgrade. No subscriptions.
Copy any element on any page as clean, minimal Tailwind v4 — HTML or JSX, pixel-accurate. For front-end developers.
Visit TailGrab →X-ray the third-party scripts dragging down any page — named vendors, weight, estimated cost, and a kill-list of what to defer or drop.
Visit ScriptDrag →See if AI search (AI Overviews, ChatGPT, Perplexity, Gemini) cites your site — and who it cites instead — plus a one-click AI-readiness audit.
Visit AnswerGap →Record a browser flow, replay it to verify, and export a clean Playwright/Cypress test plus a numbered screenshot strip — no code, no CLI.
Visit StepRecorder →Also from Vietcodex: a small family of mobile apps on Google Play, and website templates at vietcodex.com.
The same privacy-first, buy-once approach, aimed at vertical pros.
Audit any Amazon listing in one click — score title, images, bullets and A+ against best practice, with a ranked fix-list. For Amazon sellers.
Chrome · Free + Pro $49See why your store gets your ads suspended — audit your Shopify/Woo storefront against the Google/Meta/TikTok policy gaps, before you submit for review.
Chrome · Free + Pro $99Audit a job posting for US pay-transparency law & hiring-bias language — jurisdiction-aware, mapped to the rule, before you publish. For recruiters & staffing agencies.