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Geosignia

Browser-based tool to add GPS location watermarks to photos

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What is Geosignia?

Geosignia helps travelers, photographers, and field teams turn photo GPS metadata into readable location watermarks in a browser-based workflow. It extracts EXIF data to create professional overlays featuring location names, dates, times, and weather context directly in your browser.

How to use Geosignia

  1. 1

    Upload your photos by dragging and dropping or selecting files (JPEG, PNG, HEIC supported).

  2. 2

    Choose a saved template or customize content, placement, and style in the preview.

  3. 3

    Preview the watermarked photo and adjust as needed.

  4. 4

    Download individual photos or batch-export all processed images in high quality.

  5. 5

    Sign in to save presets and access API keys for automated workflows.

Key features

Automatically extract GPS coordinates and display them in a clean, readable format.

Convert GPS coordinates into human-friendly location names like 'Eiffel Tower, Paris'.

Overlay capture date and time with customizable formats (12h/24h and multiple date presets).

Enrich watermarks with historical weather data such as temperature and conditions.

Customize watermark design with themes, sizing, text breaks, and drag-to-place positioning.

Use cases

  • Travel journaling: record every stop with location and time stamps.
  • Photography portfolio: enhance images with professional location and time overlays.
  • Outdoor adventures: document hiking, climbing, and camping routes with precise coordinates.
  • Property documentation: add location context to property photos for comparisons.
  • Real estate photo documentation: stamp listing photos with location and date for client records.

Best for

TravelersPhotographersContent CreatorsReal Estate AgentsField ResearchersOutdoor Enthusiasts

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Frequently asked questions about Geosignia

Common questions to help you decide if Geosignia is right for you.

According to Geosignia, failed extractions do not consume quota; check the official FAQ for specifics.

No, photos are processed locally in your browser; only anonymous coordinates and timestamps are sent for location and weather lookups.

You can enable multi-line or line break formatting in the design settings to control text wrapping.

Yes, upload multiple photos, apply a template or settings, and export all watermarked images in one go.

Geosignia supports JPEG, PNG, and HEIC formats.

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