PDF Dark Mode alternatives

About PDF Dark Mode

PDF Dark Mode is a free online PDF reader that inverts colors for comfortable dark-mode reading and less eye strain. Processing stays 100% local in your browser—files never leave your device, with no signup or install.

• Free
• Productivity

1. 

   pdfzus

   pdfzus is a browser-based tool for combining multiple PDF files, arranging them by drag and drop, and compressing the finished document when needed. The core workflow requires no account and adds no watermark.

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2. 

   OpenP7M

   OpenP7M reads PDFs inside P7M files and supported FatturaPA XML in your browser. Document content stays on your device. Free full watermarked preview; single-file export €1.99.

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3. 

   Thinkbeside

   Thinkbeside is a Chrome extension that places AI models in a sidebar beside the page, PDF or video you are viewing. It is aimed at people who want to question their reading without copying text or switching tabs.

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4. 

   tmps.fyi

   tmps.fyi is a free online clipboard for sharing text, images and files between phones, tablets and computers in real time. On desktop, capture screenshots directly in the browser.

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5. 

   UseFreeTools

   A library of free tools that run in the browser: merge, split and compress PDFs, resize and convert images between JPG, PNG, WebP and HEIC, trim video and convert audio, plus developer utilities and everyday…

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6. 

   FormWizFeatured: a paid launch. This is not an ownership check.

   FormWiz helps families and businesses complete repetitive PDFs and Word documents without retyping the same information every time.

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7. 

   LightScreen

   LightScreen is a free, no-signup browser tool that turns your screen into a fullscreen fill light or ring light for video calls, streaming, selfies and makeup.

   5
8. 

   Screen Issues

   Screen Issues is a free online screen test tool. Instantly diagnose dead pixels, stuck pixels, lines, colour issues, backlight bleed and flickering on monitors, laptops, TVs and phones.

   5
9. 

   FileOnTap

   FileOnTap is a free file converter that runs entirely in your browser — no uploads, no watermarks, no account needed. Your files never leave your device.

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10. 

    Atopu

    Atopu replaces Chrome's new-tab page with a calm workspace for categories, groups, saved links, notes, and fast search. Save useful pages, close the clutter, and find everything again.

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The rest are ordered by how closely they match PDF Dark Mode (shared categories and tags), then by upvotes.