| App | Installs | Publisher | Publisher Email | Publisher Social | Publisher Website |
| 655K | Wuhan DiDi Technology Co.,Ltd. | - | - | https://lianaibiji.com/ | |
| 3M | Shanghai Shi Zhuang Information Technology Co.,Ltd. | *****@shizhuang-inc.com | - | https://www.dewu.com/ | |
| 2M | Beijing Jingdong Century Trading Co., Ltd. | *****@jd.com |  | http://www.jd.com/ | |
| 2M | Guangzhou Vipshop E-Commerce Co.,Ltd. | - | | https://viva.vip.com/act/m/staic-page-zpbz?wapid=vivac_312 | |
| 2M | 北京畅行信息技术有限公司 | *****@didachuxing.com | | http://www.didapinche.com/ | |
| 991K | Shanghai Shizhi Information Technology Co., Ltd. | *****@hupu.com | - | http://m.shihuo.cn/app/download | |
| 700K | 北京米连科技有限公司 | *****@miliantech.com | - | https://www.520yidui.com/support.html | |
| 565K | Jiangsu Jingdong Information Technology Co., Ltd. | *****@jd.com | - | http://www.jd.com/ | |
| 534K | CHINA TELECOM Corporation Ltd. | *****@189.cn | - | http://www.ctyun.cn/ | |
| 436K | Guangzhou Shirui Electronics Co., Ltd. | *****@cvte.com |   | https://kindlink.com.cn/ |
Full list contains 7K apps using FCUUID in the U.S, of which 6K are currently active and 2K have been updated over the past year, with publisher contacts included.
List updated on 4th May 2024
The FCUUID SDK is a Development Tools SDK provided by Fabio Caccamo. By integrated this SDK, apps have the capabilities of Function Component.
A breakdown of countries and app categories used by FCUUID apps.
Most popular FCUUID alternatives in 2024.
| SDK | Apps Integrated | Provider |
| 2M | Google LLC | |
| 1M | Google LLC | |
| 806K | Square, Inc. | |
| 425K | Google LLC | |
| 376K | Meta Platforms, Inc. | |
| 344K | Google LLC | |
| 301K | Jake Wharton | |
| 279K | Meta Platforms, Inc. | |
| 244K | Jsoup HTML Parser Team | |
| 233K | Software Mansion |
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