Well I just downloaded apk for parental control app because its not avaiable for my country but can't link my account to use it and couldn't find a fix for this :
Nintendo Switch Online - Smartphone App - Nintendo
Nintendo Switch Online for iOS updated with redesign, friends availability, more - 9to5Mac
GitHub - skyline-emu/skyline: Run Nintendo Switch homebrew & games on your Android device!
You can now run Android on a Nintendo Switch - The Verge
Guide: Download Nintendo Switch Online In An Unsupported Country - NintendoSoup
Nintendo Switch Online 1.13.2 APK MOD (UNLOCK/Unlimited Money) Download - Modded Android