e-chain
Luigi Greco Utilities iPhoneiPadiPod touch
e-chain is a free Utilities app for iPhone and iPad by Luigi Greco. Requires iOS 26.0. Updated May 26, 2026.
- Price
- Free
- on the App Store
- Size
- 4 MB
- Age 4+
- Updated
- May 26
- 2026 · v1.1
Screenshots
About e-chain
e-chain helps you design and write artwork to supported NFC-powered e-paper keychain displays. Choose your Waveshare 1.54-inch panel, add a photo or text, tune brightness, contrast, saturation, exposure, sharpness, dithering, and panel colors, then send the finished image by holding your iPhone near the NFC tag. Features: - Supports Waveshare 1.54-inch NFC-powered e-paper B and G panels - Photo import with live e-paper preview - Text overlays with repeat and spacing controls - Three-color and four-color panel palettes - Dithering and direct color modes - Local saved drafts and recent images - NFC write progress with clear status updates
App privacy
The developer, Luigi Greco, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
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