Offline · On-device · Private
Read any PDF
after dark.
Recolor any PDF for comfortable low-light reading — right in your browser. Your file never leaves your device.
or drop one anywhere
Theme
Quality — detail vs. file size
Before
After
Never leaves your device
Most PDF dark-mode tools upload to a server or need a command line. This one runs entirely in your browser — even with Wi-Fi off.
Six dark themes
From pure black to warm sepia. Switch any time — the live preview re-renders instantly.
Free & open
Free forever, no account, no upload — and one auditable file. Read the code ↗
big files can take a minute
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