CrossPort
Snacks After Midnight
CrossPort is the companion iOS app for e-ink readers running CrossPoint, an open-source third-party firmware for Xteink X4, X3, and compatible devices. Also works with alternative firmwares based on CrossPoint. Manage your books, wallpapers, and files — all over WiFi. LIBRARY & READING • Browse your full book library with cover art from Open Library, Apple Books, and Google Books • Track reading progress synced bidirectionally with your device • Built-in EPUB reader for reading on your phone with automatic progress sync back to the device • Download books to read on the go, upload from your phone to the device WALLPAPER • Add custom sleep screen wallpapers from your photos or files • Preview how wallpapers look on your device with a realistic e-ink display simulation • Send wallpapers to your device with one tap FILE MANAGEMENT • Browse, upload, rename, move, and delete files on your device • Upload progress tracking for large files • Automatic EPUB optimization with image compression • Smart filename cleanup for archive downloads SMART FEATURES • Automatic device discovery on your local network • Book cover art from multiple sources with EPUB fallback • XTC/XTCH file upload and management • Home screen widget showing your current read • Deep link support for quick access from widgets Requires a device running CrossPoint or a compatible firmware with WiFi file transfer mode enabled. Works with the Xteink X4, X3, and other supported devices.