F vs ZQDataLog
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
F
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F-OTA is an APP that can be used to upgrade several devices of our company. It is easy to operate and easy to use.
ZQDataLog
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该APP能同时连接多至8个BLE传感器，以获取传感器数据；同时以曲线图显示，或保存数据并通过邮件附件发出数据，以便于工程师分析数据，完善算法和改善硬件性能。免责声明：所有通过APP获取的数据只能用于算法工程师做数据分析使用，不适用于医疗或健康咨询行业。
Screenshots
Verdict
The clearest difference is update cadence: ZQDataLog at every 5 weeks against F's every 6 months. 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.
F ships an update every 6 months, ZQDataLog every 5 weeks. The most recent releases landed on October 29, 2026 and November 3, 2026 respectively.
| Parameter | F | ZQDataLog |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 5 MB | 1 MB |
| Age rating | 9+ | 4+ |
| Developer | Shenzhen Chileaf Eletronics Co., LTD | 榆 秦 |
In-app purchases
F
No in-app purchases
ZQDataLog
No in-app purchases
