About EZ Sign(TM) NFC
About the App
EZ Sign NFC is the official app for updating the display of the electronic paper device “EZ Sign NFC Model” using your smartphone.
Create your own images or text and upload them simply by holding your phone close to the device.
Once displayed, your content stays visible without any power source.
How to Use (Step by Step)
Step 1: Open the App
Select your EZ Sign model.
You can change the interface language from the “Global” icon (English / 日本語 / 中文).
Step 2: Choose a Template
Select from Standard, Default, or Custom templates.
Custom templates let you freely adjust the layout and save designs for future use.
Step 3: Create Your Design
Text: Add text or emojis, choose colors, layout, and backgrounds (supports 2-color / 4-color depending on the model).
Image: Import from your photo library, crop, apply filters, or take a photo with the in-app camera.
Freehand: Draw freely with your finger and adjust line thickness.
Step 4: Preview
Tap the “Eye” icon to preview your design in Pure Color or Dithering mode.
Save completed designs from the “Library “ icon.
Step 5: Upload
Hold your smartphone close to the EZ Sign device until the upload completes.
The displayed content will remain visible without power.
Estimated Update Time
2-Color Model: approx. 3 seconds
4-Color Model: approx. 30 seconds
Key Features
One-tap NFC update (with history and resend options)
Integrated editing tools for text, images, and freehand drawings
Optimized for both 2-color and 4-color models
Brightness & contrast adjustment
Template saving, reuse, and preview functions
Permissions & Privacy
NFC: Used to write data to the EZ Sign device.
Photo Library: Used to import and save images.
This app does not collect any personal information.
All image processing is done locally on your device.
EZ Sign NFC is the official app for updating the display of the electronic paper device “EZ Sign NFC Model” using your smartphone.
Create your own images or text and upload them simply by holding your phone close to the device.
Once displayed, your content stays visible without any power source.
How to Use (Step by Step)
Step 1: Open the App
Select your EZ Sign model.
You can change the interface language from the “Global” icon (English / 日本語 / 中文).
Step 2: Choose a Template
Select from Standard, Default, or Custom templates.
Custom templates let you freely adjust the layout and save designs for future use.
Step 3: Create Your Design
Text: Add text or emojis, choose colors, layout, and backgrounds (supports 2-color / 4-color depending on the model).
Image: Import from your photo library, crop, apply filters, or take a photo with the in-app camera.
Freehand: Draw freely with your finger and adjust line thickness.
Step 4: Preview
Tap the “Eye” icon to preview your design in Pure Color or Dithering mode.
Save completed designs from the “Library “ icon.
Step 5: Upload
Hold your smartphone close to the EZ Sign device until the upload completes.
The displayed content will remain visible without power.
Estimated Update Time
2-Color Model: approx. 3 seconds
4-Color Model: approx. 30 seconds
Key Features
One-tap NFC update (with history and resend options)
Integrated editing tools for text, images, and freehand drawings
Optimized for both 2-color and 4-color models
Brightness & contrast adjustment
Template saving, reuse, and preview functions
Permissions & Privacy
NFC: Used to write data to the EZ Sign device.
Photo Library: Used to import and save images.
This app does not collect any personal information.
All image processing is done locally on your device.
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