Free tools

Free GoHighLevel and small business tools

By Marnix Geerkens. Published 2026-05-31. Updated 2026-06-10.

In short

Free tools to run and research a business. Collect reviews with the Google review link generator and request templates, plan the numbers with the missed call, ROI, profit margin, break-even, lifetime value, and freelance rate calculators, and handle the basics with the invoice generator, UTM builder, and email signature generator. The GoHighLevel detectors and cost calculators help you plan a move.

Reviews and reputation

Google Review Link GeneratorMake a short review link and QR code so customers can rate you in one tap.Review Request TemplatesCopy proven SMS and email scripts that get more customers to leave a review.

Calculators

Missed Call ROI CalculatorSee how much money missed calls cost you each month, and what texting back saves.ROI CalculatorWork out the return on any spend in seconds, with a clear percentage and payback.Profit Margin CalculatorFind your real margin from cost and price, then see what to charge to hit a target.Break-Even CalculatorFind how many sales you need to cover costs before you start making money.Customer Lifetime Value CalculatorEstimate what one customer is worth over time so you know what you can spend to win one.Freelance Rate CalculatorTurn the income you want into the hourly and day rate you should charge.

Business essentials

Invoice GeneratorBuild a clean invoice and download it as a PDF, free and right in your browser.UTM BuilderAdd tracking tags to your links so you know which campaign brought each lead.Email Signature GeneratorCreate a tidy, clickable email signature and copy it straight into your inbox.

GoHighLevel research tools

FeaturedWebsite Tech Stack DetectorScan any site to see what it runs and what it is missing.GoHighLevel Savings CalculatorCompare your current stack against GoHighLevel.GoHighLevel Real Cost CalculatorAdd SMS, email, phone, Voice AI, and add-ons.SaaS Mode Margin CalculatorCalculate reseller revenue, profit, and break-even.Voice AI Cost CalculatorEstimate per-call and monthly Voice AI cost.Which GoHighLevel Plan QuizGet a Starter, Unlimited, or SaaS Pro recommendation.