I personally prefer ISS Detector cause you can set it to only show the sats you're interested in.

Here is a table of most apps, for most platforms:

http://sats.wikidot.com/what-apps-can-i-use-to-track-satellites

73, John Brier KG4AKV

On Wed, Apr 1, 2020, 23:12 Pedro Converso via AMSAT-BB amsat-bb@amsat.org wrote:

On Iphone try http://amsat.org.ar/pass also shows freqs+Doppler.

Once started via Inet could run without connection.

73, lu7abf, Pedro _______________________________________________ Sent via AMSAT-BB@amsat.org. AMSAT-NA makes this open forum available to all interested persons worldwide without requiring membership. Opinions expressed are solely those of the author, and do not reflect the official views of AMSAT-NA. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: https://www.amsat.org/mailman/listinfo/amsat-bb