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Review Request Message Generator

Generate compliant review request messages for your customers. Google prohibits offering incentives for positive reviews — this tool only asks for honest feedback.

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FTC Affiliate Disclosure Generator

Buat pernyataan afiliasi yang mematuhi pedoman FTC. Wajib untuk semua website affiliate — sanksi hingga $50.120 per pelanggaran.

📊 A/B Test Significance Calculator

Calculate whether your A/B test results are statistically significant. Uses a two-proportion z-test — the standard method for conversion rate tests. Perfect for Etsy listing A/B tests, landing page experiments, and email campaigns.

✉️ Email Subject Line Tester

Score your email subject lines before you send. Checks length, spam triggers, power words, personalization, and emoji usage — gives you an actionable score and recommendations. Built for affiliate outreach and newsletter campaigns.

📧 Email Header Parser

Parse raw email headers to extract routing path, authentication results (SPF, DKIM, DMARC), and metadata. Visualize the email's journey hop-by-hop. Built for email marketers, deliverability debugging, and affiliate outreach.

📧 Email Address Obfuscator

Hide email addresses from spam bots while keeping them clickable for humans. Generates 5 obfuscation methods — from simple HTML entity encoding to combined JS+entities for maximum protection. Essential for any public-facing website.

⭐ Review Response Generator

Generate professional, compliant replies to customer reviews on Google, Facebook, Yelp, Trustpilot, and Amazon. Picks the right tone for the star rating, acknowledges the specific feedback, and flags FTC / platform-ToS landmines (never offer incentives to change a review). Built for the local service businesses the estate already runs.

📊 PPC ROAS & Break-Even CPA Calculator

Calculate your pay-per-click return on ad spend, customer acquisition cost, and break-even point. Built for local service businesses running Google Ads. Pure client-side.

Google Ads Budget Recommender

Calculate the right Google Ads daily/monthly budget based on your target cost per lead, close rate, and average job value — see projected leads, jobs, and ROI.

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Client Testimonial Collection Form Generator

Customer Health Score & Churn Risk Predictor

Score customer health and predict churn risk for HVAC, plumbing, roofing, and other service businesses — based on tenure, frequency, value, recency, payment history, and responsiveness.

Google Ads Quality Score Predictor

Predict your Google Ads Quality Score (1-10) and see how it impacts CPC + CPA — with prioritized optimization recommendations.

PPC Keyword Bid Optimizer

Calculate the optimal CPC bid for your Google Ads keywords based on conversion rate, average order value, target ROAS, and competitor bid data. Shows max CPC for target ROAS, profit-per-click, break-even CPC, and bid recommendations vs competitors.

📊 Email Subject Line A/B Test Calculator

Determine if your subject line A/B test has a real winner — two-proportion z-test with confidence intervals, required sample size, and a plain-text report. Pairs with Subject Line Tester (#55) for the full send-grade workflow. Pure offline.

Variant A (Control)
Variant B (Treatment)

⚖️ Affiliate Link Disclosure Validator

FTC compliance scanner for content with affiliate links. Detects whether your page has a clear-and-conspicuous disclosure, places it BEFORE the first affiliate link, and uses approved phrasing. Directly serves affiliate pages (Amazon, ShareASale, Impact, etc.) and the 22-site affiliate mesh. Pure offline.

💵 Affiliate Revenue Calculator

Project monthly + annual revenue from your affiliate portfolio. Per-program calculator (commission, cookie window, EPC), portfolio roll-up with diversification flags, and a $100 → $1M mission planner. Pure offline.

📧 Email Deliverability & Spam Score Tester

Paste your subject line + body + SPF/DKIM/DMARC records. Get a 0-100 deliverability score with letter grade, severity-graded findings, and prioritized fixes. Detects 30+ spam trigger words, ALL-CAPS, excessive punctuation, suspicious TLDs, and validates authentication-record syntax. Pairs with the Email Subject Line A/B Test Calculator (#116) and Email Header Parser (#59).

Authentication Records (paste from your DNS provider):

📬 Cold Email Outreach Sequence Generator

Generate multi-step cold email sequences (intro → value → social proof → break-up) with subject lines, body copy, follow-up spacing, and deliverability guardrails. Get a 0-100 quality score that catches spam triggers, missing personalization, and overly long copy before you hit send. Pure offline.

🎁 Lead Magnet Outline Generator

Generate a complete lead-magnet blueprint in under a minute — pick the magnet type, plug in audience pain + promise, and get a title, sub-promise, section outline, lead-capture form spec, landing-page hero copy, and a 3-email follow-up sequence. 0-100 quality score with letter grade. Pure offline.

📈 CRO Calculator

Estimate the revenue impact of conversion rate improvements. Calculate monthly lift, payback period, and 12-month ROI. Perfect for evaluating landing page tests, checkout redesigns, and CRO experiments. No data leaves your browser.

💰 LTV:CAC Ratio Calculator

Calculate the unit economics of your customer-acquisition business: LTV (lifetime value), CAC (customer acquisition cost), the LTV:CAC ratio, and CAC payback period. Pure client-side math with NPV discounting for rigorous SaaS analysis. No data leaves your browser.

📊 Cohort Retention Analyzer

Visualize user retention as a heatmap. Enter cohort sizes + retention rates — see color-coded retention curves, average retention, best/worst cohorts, and LTV impact of retention changes. No data leaves your browser.

📉 Funnel Drop-off Analyzer

Find your biggest conversion bottleneck. Enter users at each funnel step — see step-by-step conversion rates, visual funnel chart, and exactly where you're losing people. No data leaves your browser.

🔄 Customer Retention Economics Calculator

Quantify how much revenue you're losing to churn — and what it's worth to reduce it. Enter your current churn rate, target churn, and retention program cost to get break-even analysis, ROI, payback period, and a sensitivity table across 5 scenarios. No data leaves your browser.

⚡ Lead Response Time Calculator

How much revenue are you losing to slow lead response? Research from MIT and InsideSales.com shows that contacting a lead within 5 minutes makes you 21x more likely to qualify them than waiting an hour. Enter your current response time, lead volume, and close rate to see the revenue impact of getting faster. No data leaves your browser.

📊 Lead Source Attribution Modeler

Allocate closed-deal credit across multiple lead sources using 4 industry-standard attribution models (First-Touch, Last-Touch, Linear, U-Shaped). Built for service companies (HVAC, plumbing, roofing) where multi-touch journeys dominate. Pure client-side.

\U0001f517 Customer Referral Program ROI Calculator

Calculate the return on investment of a customer referral program for your service business. Compare referral revenue vs reward costs, CAC savings, and break-even point. Pure client-side.

\U0001f4ac Customer Satisfaction Survey Generator

Generate post-service CSAT/NPS surveys for HVAC, plumbing, roofing, and other service businesses. Pick your goal (NPS measurement, CSAT, testimonials, or reviews) and channel (SMS/email), and get a ready-to-send survey with branching logic. Pure client-side.

Google Ads Impression Share Loss Analyzer

Analyze your Google Ads impression share loss — split into lost-to-budget vs lost-to-rank. Calculate the bid increase and budget increase needed to hit your target impression share, with projected ROI.

Google Ads Negative Keyword Finder & Deduplicator

Analyze your Google Ads keyword list to find duplicates, near-duplicates, and suggest negative keywords. Paste your keywords + search terms to identify wasted spend and improve campaign efficiency.

Google Ads Conversion Tracking & Attribution Audit

Audit your Google Ads conversion tracking setup + compute attribution accuracy. Identifies missing tags, broken UTMs, model misconfiguration, and wasted spend on untrackable conversions.

Google Ads RSA Builder & Quality Scorer

Build and score Responsive Search Ads (RSA) with 15 headlines + 4 descriptions. Evaluates keyword inclusion, length optimization, diversity, and gives a 0-100 quality score with actionable improvement tips.

Google Ads Landing Page Quality & Relevance Scorer

Score your landing page on the factors Google Ads uses for Quality Score — page speed, mobile UX, keyword relevance, trust signals, CTA clarity. 0-100 score with letter grade + prioritized improvement tips.

Google Ads Audience Targeting Recommender

Get a data-driven audience targeting strategy for Google Ads — recommends In-Market, Affinity, Demographic, Life Event, and Custom Intent segments with bid adjustments and estimated reach for your service business.

Google Ads Attribution Path Visualizer

Visualize your customer's multi-touch journey across Google Ads and organic channels — compare first-touch, last-touch, linear, and time-decay attribution models, see which sources drive assisted conversions, and get budget reallocation recommendations.

Google Ads Asset Library Performance Analyzer

Analyze performance of your Google Ads assets — images, videos, sitelinks, callouts, structured snippets, price & promotion extensions. Score each asset by CTR, conversion rate, cost-per-conversion, and ROAS. Flag underperformers, highlight winners, and get actionable optimization recommendations.

Meta Ads Creative Fatigue Analyzer

Detect creative fatigue in your Meta (Facebook/Instagram) ad campaigns — analyze frequency trends, CTR decay, CPC inflation, and conversion rate drops. Score each creative by fatigue level and get actionable rotation recommendations before your ROAS tanks.

Google Ads Geo Performance Analyzer

Identify which cities / regions / DMAs are over- or under-performing in your Google Ads campaigns. Get per-region bid recommendations, budget reallocation actions, and a 7-row geo performance table. Pairs with the Google Ads family (#210 QS, #214 Negatives, #217 RSA, #218 LPQ, #220 Attribution, #221 Asset Library) — adds the GEO dimension.

Microsoft Advertising RSA Builder & Quality Scorer

Build and score Microsoft Advertising (Bing Ads) RSAs with up to 30 headlines + 4 descriptions. Optimized for Microsoft Ads specs — longer 90-char headlines, LinkedIn profile targeting, older demo skew (35-65), and the Bing/Yahoo/AOL/DuckDuckGo ad network reach.

Customer Review Sentiment Analyzer & Response Prioritizer

Triage your customer reviews with AI-grade sentiment scoring. Ingests reviews from Google, Yelp, Facebook, and Trustpilot, then ranks them by response urgency. Generates FTC-compliant draft responses per sentiment tier. Pairs with #122 Review Response Generator and #73 Review Schema Generator.

Microsoft Ads Performance Parity Calculator (vs Google Ads)

Compare your Google Ads vs Microsoft Ads (Bing/Yahoo/AOL/DuckDuckGo) performance side-by-side. Computes 8 parity metrics, recommends whether to import from Google or run as a separate network, and surfaces Microsoft-specific audience strengths (older, affluent, desktop-skewed). Pairs with #221 Google Ads Asset Library Analyzer.

Google Business Post Content Calendar & Template Generator

Generate a 30-day content calendar with ready-to-post Google Business Profile post templates for your service business (HVAC, plumbing, roofing, etc.).

Google Ads Seasonal Budget & Bid Adjustment Calculator

Optimize monthly Google Ads budget distribution and bid adjustments for seasonal service demand (HVAC, plumbing, roofing, etc.).

Google Ads Search Term Analyzer & Negative Keyword Minisher

Paste your Google Ads search-terms report and surface biddable winners, mining auto-negative keywords from wasted spend. Directly serves the 15 lead-gen sites running Google Ads.

Tab-separated or pipe-separated. One row per search term. Cost may include $ or be plain numbers.

Affiliate Commission Optimizer & Break-Even CAC Calculator

Calculate maximum allowable CAC, monthly commission projections, and break-even traffic for affiliate programs. Compare one-time vs recurring commissions across multiple programs. Directly serves the 22 affiliate sites.

Affiliate Program Comparison & Scorer

Compare multiple affiliate programs side-by-side and score them based on commission rate, EPC, cookie duration, payment terms, and reliability. Directly serves the 22 affiliate sites.

Format: Program | one-time/recurring-monthly/recurring-annual | $amount | $EPC | cookie days | $threshold | monthly/bi-monthly/quarterly | 1-10

Multi-Channel Marketing Budget Allocator

Allocate budget across 3-12 marketing channels (Google Ads, Meta, Local Service Ads, SEO, email, referral, etc.). Ranks by ROAS/CPA, shows breakeven headroom, and recommends where to put the next dollar using greedy marginal-ROAS allocation. Directly serves the 15 lead-gen service businesses.

Email Marketing ROI Calculator

Calculate the ROI of your email marketing campaign given list size, open rate, click rate, conversion rate, AOV, and gross margin. Compares against industry benchmarks (ecommerce, SaaS, lead-gen, content) and projects monthly/quarterly/annual returns. Directly serves the 15 lead-gen service businesses + 22 affiliate sites where email is the highest-ROI channel.

Multi-Touch Attribution Model Comparison Simulator

Compare 5 attribution models (first-touch, last-touch, linear, time-decay, position-based) on your conversion paths. See which channels get credit under each model, how much models diverge, and which model fits your business type. Essential for multi-channel lead-gen optimization.

SEO vs PPC ROI Comparison Calculator

Compare long-term ROI of SEO investment vs Google Ads — see which channel wins, when SEO breaks even, and how to split your budget.

How many conversions SEO truly drives (vs assisted)
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Marketing Budget Allocation Optimizer

📈 301. Affiliate Program Comparison & Commission Calculator

Compare up to 5 affiliate programs side-by-side. Calculate projected monthly/annual earnings, EPC, payout timeline, and find the highest-paying program for your traffic.

📈 A/B Test Statistical Significance Calculator

Calculate whether your A/B test results are statistically significant with confidence intervals, sample size recommendations, and Bonferroni correction for multiple comparisons.

Control (A)
Variant (B)
Test Parameters

Allocate marketing budget across channels (Google Ads, Facebook, SEO, Direct Mail, etc.) based on performance data, target CPA, and growth goals.

💰 304. Google Ads Match Type Budget Optimizer

Allocate Google Ads budget across exact, phrase, broad, and BBM match types based on performance data. Maximize ROAS by shifting spend to highest-converting match types.

📊 Local Citation Audit by Business Type

Audit your local citations for NAP consistency across directories. Detect name/address/phone/website mismatches, find missing business-type-specific directories, and get a 0-100 citation health score with prioritized fix list. Covers 20+ directories per business type (HVAC, Plumbing, Roofing, etc.). Directly serves the 15 lead-gen sites.

📊 308. Google Ads Impression Share Recovery Planner

Diagnose why your Google Ads campaigns are losing impression share and get a recovery action plan. Calculates budget needed to reclaim lost IS, identifies rank-related losses, and projects revenue recovery.

📧 Email Campaign ROI vs Paid Ads Calculator

Compare email marketing ROI side-by-side with Google Ads, Meta Ads, and TikTok Ads — cost per acquisition, revenue per dollar, and which channel deserves the next marketing dollar. Pairs with Email List Growth Projector (#311) and Email A/B Test Calculator (#310). Pure offline.

📧 Email Marketing
💰 Paid Ads (Google / Meta / TikTok)

📰 Newsletter Paywall Revenue Calculator

Model revenue from paywalled newsletter content — subscription funnel, tiered pricing, churn impact, LTV, and break-even analysis. For newsletter operators, content creators, and media businesses.

Tier 1 — Basic

Tier 2 — Premium

Tier 3 — Premium+

📧 Email Drip Sequence Builder

Build multi-step email drip sequences — welcome, nurture, reactivation, educational — with subject line suggestions, per-email content goals, CTA mapping, and delivery timing for any business type.

⚙️ Email Automation Workflow Planner

Design automated email workflows with triggers, delays, conditions, and branching logic. Visual flowchart output, ESP setup notes, and best-practice recommendations.

Google Ads RSA Headline & Description Generator + A/B Scorer

Generate optimized responsive search ad copy with A/B test suggestions and scoring for Google Ads.

Influencer Marketing ROI Calculator

Calculate ROI for influencer partnerships. Compare multiple influencers, estimate reach, engagements, conversions, and revenue.

📧 Email Attribution Model & Revenue Forecaster

Compare 5 attribution models (first-touch, last-touch, linear, time-decay, U-shaped) and forecast email-driven revenue for the next 6–12 months.

List & Engagement

Campaign Revenue (last 30 days)

Enter revenue attributed to each campaign type (your best guess):