HQPlayer is superior to J River, but less convinient (you loose the Jremote app).
Haven't tried the Saracon. I believe you can use it to upsample offline (waste of time and storage space IMO), but also you can use it as a plugin to Jriver, Foobar etc, if your DAC supports ASIO drivers.
Haven't tried the Saracon. I believe you can use it to upsample offline (waste of time and storage space IMO), but also you can use it as a plugin to Jriver, Foobar etc, if your DAC supports ASIO drivers.