车床圈 vs 聚酯PET
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
车床圈
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车床圈是再循网旗下一款专业做车床供求信息，对接加工工厂厂家的一款手机app，主要功能有车床供求，圈子，资讯，是一款专属于车床圈自己的圈子！
聚酯PET
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聚酯PET信息平台是九千九网络旗下的专属于聚酯行业人的手机APP。主要功能有行情报价、供求、电子名片等，是属于聚酯行业自己的APP
Screenshots
Verdict
车床圈 and 聚酯PET are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on May 14, 2026 and September 10, 2026 respectively.
| Parameter | 车床圈 | 聚酯PET |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 78 MB | 74 MB |
| Age rating | 4+ | 4+ |
| Developer | Hebei ZaiXun Network Technology Co., Ltd. | Jiuqianjiu Hebei Network Technology Co., LTD |
In-app purchases
车床圈
No in-app purchases
聚酯PET
No in-app purchases
