e vs WS ETag
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
e
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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
WS ETag
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A NFC App for testing Wavesahre 2.13inch NFC-Powered e-Paper (G) and 2.9inch NFC-Powred e-Paper (G)
Screenshots
Verdict
The clearest difference is iOS requirement: WS ETag at 15.6 against e's 26.0. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | e | WS ETag |
|---|---|---|
| Price | Free | Free |
| Update frequency | β | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPod β better |
| Requires iOS | 26.0 | 15.6 β better |
| Further details β not scored | ||
| Size | 4 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Luigi Greco | δΌζ ζ¨ |
In-app purchases
e
No in-app purchases
WS ETag
No in-app purchases
