Compare two documents privately with word-level diffs

Compare two documents privately with word-level diffs targets a $3.6B = 30M businesses × $120 ACV total addressable market with medium saturation and a year-over-year growth rate of 8% YoY growth in productivity and document collaboration tools (Gartner/Statista industry composites, 2023-2025 estimates).

Key trends driving demand: Privacy-first procurement — enterprises and law firms increasingly require data minimization and clear retention policies, creating demand for tools that guarantee no persistent uploads.; Automation of legal workflows — companies are automating contract review and redlines, opening opportunities for API-driven comparison services.; Client-side and ephemeral processing — browser and WASM improvements enable accurate file processing without persistent server storage, reducing compliance friction.; Shift to subscription and API consumption — small legal teams prefer lightweight SaaS with developer APIs to embed comparison into tooling and CI pipelines..