Free tools for automation teams.
Calculators and reference tools we built because we needed them ourselves. No signup, no email gate, no upsell. The numbers and methodology are open; the URLs reproduce your scenario when you share them.
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AI Overview eligibility checker
Will Google cite this page? Score 15 signals across crawl access, answer structure, and trust.
AI SEO Checker
Score any URL on 43 checks across six categories - crawlability, structured data, content, AI readability, agentic browsing, and technical health. Detailed scoring with fix recipes.
n8n self-host vs Cloud calculator
Hetzner, DigitalOcean, AWS pricing vs n8n Cloud. Includes ops time and queue-mode add-ons.
Zapier vs Make vs n8n pricing
Effective price per task at your monthly volume, on each platform's right tier.
llms.txt validator
Spec rules, common mistakes, copy-paste sample, and MCP-based automated linting.
n8n workflow JSON validator
Paste an n8n workflow export and lint for broken connections, orphan nodes, leaked secrets, and deprecated node types. Runs in your browser.
GPTBot access check
robots.txt snippets for all six AI crawlers. Check which ones your site allows.
FAQPage schema audit
JSON-LD template, four patterns AI Overviews need, three mistakes that silently break eligibility.
On the way
One per major content cluster. Suggestions welcome via the contact form.
AI agent token-cost estimator
Estimate monthly LLM spend for an agent loop (Claude, GPT, Gemini) given calls per day, average tokens per call, and tool use overhead.
RPA vs API integration cost compare
When does an API integration pay back over UiPath / Power Automate licensing? Inputs: bot count, processes, hours saved, vendor list price.
AI workflow build cost estimator
What should this automation actually cost to build? Inputs: number of steps, integrations, whether it touches an LLM, edge-case complexity. Output: realistic build hours and price range, so you can sanity-check any quote.
Build vs buy vs hire automation calculator
One automation, three options costed side-by-side: one-time custom build, SaaS subscription, or hiring an FTE. Inputs: hours saved per week, hourly rate, vendor list price. Output: payback period and 3-year total cost for each path.
Automation payback calculator
How fast does an automation pay for itself? Inputs: hours saved per week, fully-loaded hourly rate, platform cost, build cost. Output: break-even week, annual net savings, 3-year cumulative.
Need a custom calculation built into your ops?
Most of these calculators started as one-off internal sheets. If your team runs the same back-of-envelope every week (cost-per-ticket, payback on a new automation, vendor switching cost), we can ship it as a real tool in two-to-four weeks.
Tell us the calculation