HTH Studio

Edit files without sending them anywhere.

Studio brings proper editing workspaces to HandyTechHelper: layers and annotations for images, page-level control for PDFs, and a code editor that formats and validates as you type. Everything runs on your device.

Files stay in your browser and are never uploaded.
Undo and redo for every edit.
Projects can be saved on this device.

Image StudioPlusCrop, rotate, annotate and adjust photos with layers, text and shapes, then export PNG, JPEG or WebP. Editing happens on your device.Open Image Studio PDF StudioPlusReorder, rotate, delete, merge and split PDF pages, then add text, highlights and drawings. Builds a new PDF in your browser with the original pages intact.Open PDF Studio Text & Code StudioFreeEdit text and code in tabs with syntax highlighting, Markdown preview, JSON formatting and regex find and replace, saved only on your device.Open Text & Code Studio