Use all at the same time if you like.

That’s the beauty of #nostr

They all update constantly when using because of the relay use, etc.

I personally use nostr:npub18m76awca3y37hkvuneavuw6pjj4525fw90necxmadrvjg0sdy6qsngq955 as a daily driver and have for about 2 years or so. Then I use nostr:npub12vkcxr0luzwp8e673v29eqjhrr7p9vqq8asav85swaepclllj09sylpugg for #zap