john Cheng was founded in 2017 in Taiwan. The first app was launched in 09 June, 2017 and they have 3 iOS apps in October 2024 .
john Cheng is a publisher of AF-21 IoTStation app and other apps in Utilities categories.
Name | Category | Reviews | Ratings | Recent release | |
---|---|---|---|---|---|
AF-21 IoTStation
|
Utilities |
0
|
|
6 months ago | |
IoTstation
|
Utilities |
0
|
|
1 year ago | |
MQTT Stations
|
Utilities |
0
|
|
3 years ago |