Apps like OTA Firmware Downloader

Here are some great alternatives to OTA Firmware Downloader by Startec :
JBL Firmware Update: On Tune21
JBL Firmware Update: On Tune21
★3.8
Update App for ODYS Tablet PCs
Update App for ODYS Tablet PCs
★4.5
Wireless Earphones
Wireless Earphones
★3.6
Wireless Earphones(ColorOS11)
Wireless Earphones(ColorOS11)
★3.8
nRF Device Firmware Update
nRF Device Firmware Update
★3.5
HeyMelody
HeyMelody
★3.2
Firmware updater
Firmware updater
★3.8
nRF Toolbox for Bluetooth LE
nRF Toolbox for Bluetooth LE
★3.6
ESP8266 Loader (Blynk Uploader
ESP8266 Loader (Blynk Uploader
★4.1
Renesas SUOTA
Renesas SUOTA
★4.4
Blynk IoT
Blynk IoT
★4.3
m365 DownG
m365 DownG
★4.0
DaFlasher
DaFlasher
★4.4
Mobile Flash
Mobile Flash
★4.0
ESdownG
ESdownG
★4.2
BlueParrott App
BlueParrott App
★4.4