iPennyVibration vs EinkPin

This is an APP to test iPhone vibration in different wave type. This APP doesn't support iPad.

EinkPin is a professional E-INK device image transfer tool designed for PICKSMART and SEEKINK protocol devices. Whether you're updating a price tag, a name card, or a phone case display, EinkPin makes it simple and fast. **Key Features:** • **BLE & NFC Transfer** — Transfer images via Bluetooth Low Energy or NFC • **Advanced Image Processing** — Built-in dithering algorithms (Floyd-Steinberg, Atkinson, Burkes, Jarvis, Ordered, Blue Noise) for optimal E-INK output • **Multi-Color Support** — Black/White, B/W/Red, B/W/Yellow, and 4-color (BWRY) displays • **Live Preview** — See how your image will look on the target device before transferring • **CLAHE Contrast Enhancement** — Improve image clarity on E-INK screens • **Gamma Correction** — Fine-tune brightness and contrast • **USM Sharpening** — Enhance edge details for crisper text and graphics • **OTA Firmware Update** — Update your E-INK device firmware over BLE • **NFC Device Binding** — Quickly pair devices by reading NFC tags • **Dual Panel Mode** — Transfer different images to dual-screen devices simultaneously • **Multi-language Support** — English and Chinese interfaces **Compatible Devices:** PICKSMART and SEEKINK E-INK displays, including name card tags, shelf labels, phone case displays, and more.