Web Lifter
Tools

Marketing & SEO tools, built for growth.

Professional calculators and analysers to sharpen your digital marketing. Every one is free, runs in your browser, and needs no sign-up.

12
free tools
100%
free forever
4
categories
0
sign-up required

TF-IDF Checker

Analyze term frequency and inverse document frequency to optimise your content for search engines.

2-3 min · Natural Language

Keyword Density Checker

Analyze keyword frequency and density in your content with vocabulary diversity metrics.

1-2 min · Natural Language

Google Ads ROI Calculator

Calculate true ROI and ROAS for your Google Ads campaigns including COGS and overhead costs.

3-5 min · Advertising

Cost Per Click Calculator

Calculate CPC, CPA, CTR, and ROAS across multiple advertising platforms and campaigns.

2-3 min · Advertising

Conversion Rate Calculator

Calculate conversion rates, projected revenue, and optimisation benchmarks for your website.

1-2 min · Advertising

Churn Rate Calculator

Calculate customer churn rate and retention metrics to understand your subscriber health.

2-3 min · Finance

UTM Builder

Generate properly formatted UTM-tagged URLs for accurate campaign tracking in Google Analytics.

1-2 min · Advertising

Customer Lifetime Value

Calculate CLV to understand the total revenue a customer generates over their relationship with your business.

3-5 min · Finance

Break-Even Calculator

Determine how many units you need to sell or revenue you need to earn to cover your costs.

2-3 min · Finance

Profit Margin Calculator

Calculate gross, operating, and net profit margins to assess your business profitability.

1-2 min · Finance

CAC Calculator

Calculate Customer Acquisition Cost and compare it against lifetime value for sustainable growth.

2-3 min · Finance

Markup Lab

Visualize and validate JSON-LD structured data with an interactive entity graph and schema.org type explorer.

5-10 min · Structured Data

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