Yukai Lin

Speech to text transcription with Whisper: audio to text, video to text, MP3 to text, podcast RSS, Drive/Dropbox links. SRT/VTT subtitle generator, speaker diarization, TXT/Markdown, 90+ languages. $0.006/min.

Which AI bots can read a site? Bulk-check up to 10,000 domains for 29 AI crawlers (GPTBot, ClaudeBot, PerplexityBot...) in robots.txt: AI search score, fix snippet, Content Signals, change alerts. $2/1k sites.

Email extractor and contact details scraper for company websites or Google Maps results: emails (incl. obfuscated), phones, social links, address, contact form. $2/1,000 sites; nothing found = free.

AI scraper and AI extractor: list the fields or describe what you want, and an LLM reads each page and returns JSON. No selectors or code. One row per list item, follows detail links. $0.01/page.

Give company domains or career-page URLs, get their live open jobs: Greenhouse, Lever, Ashby, Workday + 13 more ATSs, auto-detected. Salary, remote, new-job alerts. $1/1,000 jobs.

Document parser and PDF parser for LLMs: convert PDF, Word (DOCX/DOC), PowerPoint, Excel and CSV to clean Markdown text. PDF OCR for scanned files, RAG chunks. URLs, uploads, base64. $2/1,000 docs.

SEO crawler for technical SEO audits, JS sites too: 0-100 SEO score and fix hints per page, site report (duplicate titles, broken pages, missing H1, meta, alt), optional Core Web Vitals. $5/1k pages.

Website change tracker and content monitor: text and price changes, CSS selector per URL, keyword triggers, noise filters, screenshots, email, Slack, Discord, webhook alerts, AI summary. $2/1k checks.

Markdown crawler for AI: crawl a website or docs site into clean, LLM-ready Markdown (URL to Markdown, HTML to Markdown) with RAG chunks. Sitemaps, JavaScript pages, linked PDFs and Word. $1/1k pages.

Bulk website screenshots: full page, one element, mobile or tablet. URL to PDF and HTML to PDF for any web page, plus clean Markdown, in one run. Hides ads, cookie banners and pop-ups. Failures free.

App Store scraper for iOS app reviews and app details from Apple's official public feeds, many countries. Star, date and keyword filters, new-review alerts, optional AI summary. $0.10/1,000 reviews.

Company data and lead enrichment for domains or Google Maps leads: emails, phones, socials, AI one-line description, industry, B2B/B2C, tech stack. Rows map back to the source. $6/1,000.

Tech stack detector and website technology lookup for site lists: CMS, e-commerce, JS frameworks, analytics, CDN, hosting, payments. 480+ technologies with evidence. $7/1,000 sites; none found = free.