Free tools
Free calculators, pickers and generators for anyone working with AI or wanting to earn with it. Everything runs in your browser.
No account, no email address, no tracking. Your data stays in your own browser.
Freelance rate calculator (Netherlands, 2026)Calculate what you keep from your hourly rate as a Dutch freelancer in 2026, or which rate you need for the income you want. Using the real tax rules.
Client ROI calculatorShow a client what an automation or AI solution delivers and when it pays for itself. Free, in your browser.
Proposal & pitch generatorCreate a proposal, cold email, LinkedIn message and follow-up for your AI service in one go. Free, no account.
Revenue planner: how many clients do you need?Work back from your revenue goal: how many clients, sales calls and outreach touches do you need per month?
AI cost calculator: what does the API cost per month?Compare what your AI application costs per month with GPT, Claude, Gemini and Grok. Prices kept up to date automatically.
Which way of making money with AI suits you?Five questions about your time, experience and preferences, and you get the AI earning routes that suit you best.
Which AI assistant suits you?ChatGPT, Gemini, Claude or Mistral? Four questions and you know which AI assistant suits you best.
Hook generator for video and postsTen opening lines for your TikTok, Reel, Short or LinkedIn post, using proven patterns. Free.
Title checker for YouTube and blogsCheck your title for length, keyword, concreteness and clickbait. Free, in your browser.
GEO checker: will AI cite you?Check whether your page has the traits that raise the odds of being cited by ChatGPT, Perplexity and Google AI. Free.
Security scan for your AI usePick what you do with AI and see what to secure first.