The best replacement for bettas is guppies.

The best alternatives to bettas are rated as following:
★★★★★  guppies
★  bettas
★  siamese fighting fish

Your alternative for bettas is not listed? Suggest!
Speaking about bettas, one probably shouldn't forget about other fish.

Other search terms related to bettas and their ratings are:
★★★★★ other fish
★★★ guppies
★★★ tetras
★★ snails
★★ mollies
★★ neon tetras
★ cherry shrimp
★ zebra danios
★ fin rot
★ ghost shrimp
gouramis
angelfish
You have in mind a companion for bettas and it is not yet here? Propose!



Google Trends

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