Paper vs 墨水屏胸卡
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Paper
Read full descriptionHide full description
PaperView is specifically designed for image rendering on Bluetooth - tagged devices equipped with e - ink screen technology. PaperView can support image rendering on e - paper screens with different colors and resolutions. Based on various application scenarios, it has multiple built - in scene templates and supports image rendering for a single tag or batch - processing image rendering for multiple tags.
墨水屏胸卡
Read full descriptionHide full description
重磅功能： - 支持图片切换，一次性可传输多张图片 - 传输速度更快
Screenshots
Verdict
The clearest difference is update cadence: Paper at monthly against 墨水屏胸卡's every 7 months. 墨水屏胸卡's advantage is iOS requirement (12.0 vs 15). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Paper ships an update monthly, 墨水屏胸卡 every 7 months. The most recent releases landed on September 9, 2026 and February 23, 2026 respectively.
| Parameter | Paper | 墨水屏胸卡 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15 | 12.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 56 MB |
| Age rating | 4+ | 4+ |
| Developer | PTseeing IoT Technology Co.,Ltd | Bupin Electronics Technology Co.,Ltd. |
In-app purchases
Paper
No in-app purchases
墨水屏胸卡
No in-app purchases
