Developer builds browser-only HEIC to PDF tool that never uploads your files

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Developer Nadia created HEICtoPDF, a free browser-based tool that converts iPhone HEIC photos to PDF entirely on the user's device, without uploading files to any server. The privacy-first design was driven by the recognition that HEIC files are typically photos of sensitive documents like passports and ID cards. The local-processing approach comes with deliberate trade-offs, including a 10MB per-file limit, lossy JPEG re-encoding at 0.85 quality, and no file history or stored state. Batch conversion and merging are supported, though combining large files locally can strain browser performance. The tool is available free at heictopdf.dev with no account or installation required.

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