Sygal

Convert any document to clean Markdown and JSON locally — no subscription

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About

Sygal is a fully local desktop app that converts 29 file formats — from PDF, Word, and Excel to images, web pages, and even YouTube links — into clean Markdown and structured JSON ready for AI models.

Your documents never leave your machine. OCR runs through a provider you choose with your own API key — OpenAI, Claude, Mistral, or NVIDIA. No account, no telemetry, no data sent without your permission.

It costs €25 as a one-time purchase with no subscription, and includes a 14-day free trial. That covers a licence for two devices plus CLI access. The developer is an independent maker based in Paris who built the tool to solve his own frustration with expensive cloud-based converters.

AI-assisted draft, human-reviewed before publishing — see how we choose & review tools.

Why we picked it

In a world full of cloud-based converters with monthly subscriptions, Sygal simplifies the equation: one payment, your files never leave your machine, and your own OCR key. It reduces token usage by 2-7x for visual content. Ideal for RAG pipeline developers, lawyers, and accountants.