CHENGNAIER vs OBDII Scanner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CHENGNAIER
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专业专注于情趣用品，情趣创造高品质生活
OBDII Scanner
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专用于蓝牙OBD协议连接的应用
Screenshots
Verdict
The clearest difference is update cadence: CHENGNAIER at weekly against OBDII Scanner's every 4 weeks. 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.
CHENGNAIER ships an update weekly, OBDII Scanner every 4 weeks. The most recent releases landed on October 8, 2026 and October 28, 2026 respectively.
| Parameter | CHENGNAIER | OBDII Scanner |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly — better | Every 4 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 13 |
| Further details — not scored | ||
| Size | 141 MB | 113 MB |
| Age rating | 17+ | 4+ |
| Developer | 东莞市新昱网络科技有限公司 | JDiag Electronics Technology Co., Ltd |
In-app purchases
CHENGNAIER
No in-app purchases
OBDII Scanner
No in-app purchases
