Altcoin market now are in red which means you can buy at a lower price but be careful. Altcoin is safe for investment but it depends on a type of altcoins. Choose wisely in the market. Don't just look at the beautiful name of a token but also try to learn or do some research about the project before investing and buying their tokens.
By studying the altcoins that we will invest in carefully, it will make it easier for us to make decisions in the middle of the red altcoin market as it is today, because when the market is red it is the right time to invest, because as you said we can buy at a low price so if in the future we will get more profit when the market starts to go green again.