Documentation Debt CalculatorEstimate what undocumented pull requests are costing your team per year, benchmarked against a real 514-repo dataset.llms.txt ValidatorPaste a domain and check that every URL listed in its llms.txt actually resolves, instead of 404ing or redirecting to a signin wall.Doc Freshness CheckerPaste a public GitHub repo (and optionally a docs page) to check whether your docs have fallen behind the code's last commit.Docs Readability ScorerPaste any doc or article text to get its Flesch reading ease, grade level, and complex-word density.Technical Writer vs. DocsKoala Cost CalculatorCompare the annual cost of hiring a technical writer against a DocsKoala plan, using a cited public salary figure.Support Ticket Deflection CalculatorEstimate what self-serve deflection could save your team per year, using Gartner's published assisted-support and self-service cost benchmarks.Help Center Coverage CheckerPaste your top ticket topics and your existing article titles to find which questions have no matching help center article.Support Response Time Benchmark ToolEnter your average first response time and see how it stacks up against published 2026 email and live chat benchmarks.Canned Response Quality ScorerPaste a support macro to check its length, readability, generic-phrase count, leftover merge tags, and whether it gives a clear next step.Zendesk vs Intercom Seat Cost CalculatorSee your annual Zendesk or Intercom seat spend against a DocsKoala plan, using published per-agent list pricing.