SEO & Keyword Research
Meta Tag Generator
Word Counter
Reading Time Calculator
OG Preview
Keyword Cannibalization Detector
Detect when multiple pages target the same keyword. Paste your URLs and their target keywords to find conflicts that hurt your SEO.
Keyword Difficulty Estimator
Format: keyword | search volume | CPC ($) | competition (0-1) | domain authority (0-100)
Estimate how hard it will be to rank for a keyword. Lower score = easier to rank. Score based on search volume, CPC, competition, and domain authority.
Duplicate Content Detector
Uses w-shingle Jaccard similarity — the same near-duplicate method search engines use. 100% client-side.
Broken Link Checker
Check a list of URLs for format issues, mixed HTTP/HTTPS, duplicate links, and common broken-link patterns. Full check attempts to reach each URL (may be limited by CORS).
Keyword Density Checker
Idealnya keyword utama muncul 1-2% dari total kata. Jangan over-stuffing!
Readability Score
Skor 60-70 = mudah dibaca. Skor < 50 = sulit. Target audiens umum: 60+.
TF-IDF Keyword Suggester
TF-IDF mengidentifikasi keyword paling penting dalam konten Anda. Skor tinggi = keyword unik dan relevan.
SERP Snippet Optimizer
Google memotong judul di ~580px dan deskripsi di ~920px. Gunakan karakter lebar (W, M) dengan hati-hati!
H-Tag Checker
Struktur heading yang baik: 1x H1, H2 untuk section utama, H3 untuk sub-section. Jangan skip level!
robots.txt Generator
robots.txt mengatur bot mana yang boleh mengakses halaman tertentu. Disallow = blokir, Allow = izinkan.
Link Analyzer
Rasio ideal: 60-80% internal, 20-40% eksternal. Pastikan link penting tidak nofollow.
Sitemap XML Generator
Sitemap XML membantu Google mengindeks halaman Anda. Submit di Google Search Console.
Content Gap Analyzer
Temukan keyword dan topik yang kompetitor gunakan tapi Anda lewatkan. Isi gap untuk mengejar peringkat!
SEO Audit Scorecard
Audit SEO menyeluruh: cek title, meta, heading, gambar, link, readability, OG tag, dan lainnya.
Meta Tag Extractor
Extract semua meta tags dari HTML. Paste source code untuk melihat title, description, OG, Twitter, dan meta lainnya.
Backlink Anchor Text Analyzer
Analisis distribusi anchor text backlink Anda. Terlalu banyak exact-match anchor bisa kena penalty Google.
301 Redirect Map Generator
Pindah domain atau ubah struktur URL? Generator ini membuat aturan 301 siap-pakai dan mendeteksi redirect chain, loop, dan duplikat sumber — penyebab utama hilangnya link equity.
robots.txt Tester
Uji apakah sebuah URL diblokir oleh robots.txt Anda — pakai aturan presedensi Google (match terpanjang menang, Allow menang saat panjang sama). Mendukung wildcard * dan anchor $. Salah satu Disallow bisa membuat halaman penghasil uang hilang dari Google.
🔗 Backlink Profiler
Analyze your backlink profile: anchor text distribution, domain diversity, follow/nofollow ratio, toxic link detection, and top linking domains.
🔍 Backlink Gap Analyzer
Compare your backlink profile against competitors. Find high-value domains linking to them but not to you — prioritized by DA, relevance, and link type.
🔍 SERP Feature Tracker
Predict which Google SERP features (featured snippet, PAA, knowledge panel, local pack, etc.) your keyword triggers — and get optimization tips to win them.
hreflang Tag Generator
hreflang membantu Google menentukan versi halaman yang tepat untuk pengguna berdasarkan bahasa dan lokasi. Wajib untuk situs multilingual.
Canonical Tag Auditor
Canonical tag mencegah duplicate content. Pastikan setiap halaman punya canonical yang benar — sangat penting untuk 22+ situs dengan konten serupa.
Internal Link Opportunity Finder
Optimalkan internal linking untuk 22+ situs. Internal link yang baik = distribusi PageRank + crawling efficiency + user navigation.
🖼️ Open Graph Image Generator
Create social share images (1200×630) right in your browser — no design tools, no API keys, no uploads. Pick a template, customize text and colors, and download a production-ready PNG. Perfect for Open Graph, Twitter Cards, LinkedIn posts, and Facebook shares. Works entirely offline.
🔎 Google SERP Snippet Preview
See exactly how your page title and meta description will render in Google search results — with pixel-accurate truncation, desktop/mobile toggle, and live optimization warnings. Catches titles that get cut off (>600px on desktop) and descriptions that overflow the 2-line limit before they cost you clicks. Works entirely offline.
📍 Local SEO Citation Builder
Generate a 30+ directory citation list for any local business. Auto-builds NAP (Name/Address/Phone) consistency check, tiered submission list (DA 90+/70-89/50-69/30-49), CSV/plain-text/JSON-LD exports, and a 0-100 Citation Readiness Score with localStorage-tracked submission progress. Pairs with LocalBusiness Schema Generator (#69) — schema handles structured data, this handles directory presence. Directly serves the 15 lead-gen sites.
Content Readability Analyzer & Grader
Paste any text → get Flesch-Kincaid Reading Ease (0-100), Grade Level, word/sentence/syllable counts, letter grade, 5-band difficulty verdict, and prioritized recommendations for improving readability. Supports English text.
#159 Local Citation Audit Checklist Generator
Generate a prioritized checklist of 30+ citation sites for your local business. Track your NAP consistency across Google, Yelp, Apple Maps, and 27+ more directories.
SEO Content Optimizer & Grader
Mobile-First Responsive Design Checker
Paste any HTML code → get a mobile/responsive quality score (0-100), letter grade, and severity-graded findings across 14 checks. Verifies viewport meta, touch target sizes, font sizes, image dimensions, media queries, tap-to-call, theme-color, and more. 60%+ of web traffic is mobile — a missing viewport meta tag alone makes the page unusable on phones.
Backlink Outreach Email Generator
Write personalized, non-spmy outreach emails for guest posts, broken links, resource pages, and the skyscraper technique. Includes spam-trigger detection, subject line scoring, and a quality grade — so your emails get opened, not archived.