LANZOOM S3 vs ChromaInk
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LANZOOM S3
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LANZOOM S3是一款智能手表管理app，记录个人行为数据，通过采集、整理、分析，让您了解一天的活动和睡眠状态，同时使用LANZOOM S3手表的智能提醒功能避免您错过重要的来电和消息；即使是自己也可以通过遥控拍照功能完成自拍；开启智能闹钟功能，轻轻的震动提醒唤醒熟睡的你，自动校时功能让手表自己完成校时过程，LANZOOM S3手表多种功能引领您享受智能轻生活。
ChromaInk
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ChromaInk is a universal tool designed for e-ink phone cases and supports various types of phone cases of the latest product, Prism. With ChromaInk, you can select any picture to create your exclusive phone back cover wallpaper. ChromaInk uses a unique image quality enhancement algorithm to present even more perfect effects for landscapes and portraits.
Screenshots
Verdict
The clearest difference is update cadence: ChromaInk at monthly against LANZOOM S3's every 3 months. LANZOOM S3's advantage is iOS requirement (9.0 vs 13). 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.
LANZOOM S3 ships an update every 3 months, ChromaInk monthly. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.
| Parameter | LANZOOM S3 | ChromaInk |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 9.0 — better | 13 |
| Further details — not scored | ||
| Size | 27 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Xiamen ZStime Co., Ltd. | PTseeing IoT Technology Co.,Ltd |
In-app purchases
LANZOOM S3
No in-app purchases
ChromaInk
No in-app purchases
