Yes, using Xtream Codes login or an M3U link.

Yes, the same way, and IPTV Smarters is also available on iOS.

Both work equally well; it comes down to interface preference — see the comparison guide.

Core playback works on the free versions; some apps offer optional paid interface features.

Quick answers

Can I switch from TiviMate to IPTV Smarters later?
Yes, your login details work in either app.

Conclusion

Both apps connect to the same subscription — try either (or both) to see which interface you prefer.

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