So many options actually since there have been a couple of icos who's project has a lot of potential. Thou the there we're a couple of coins that made up my list and these are: ripple, avt, eth, monero, and ark. These altcoins are especially good for long term investment.
have a look at INSC ICO?
1. NO Pre-SALE | NO BONUS | NO PUMP & DUMP
2. Guaranteed LIVE BUY-BACK on Exchanges at ICO price.
3. 90% Owned by Promoter and remaining 10% directly for ICO investors.
4. Cheap Valuation 1 INSC = 0.00030 ETH. No minimum or maximum investments required.
5. Product is already LIVE and revenue generating.
6. 50+ years of cumulative team experience.
7. ICO Holders benefits = ICO Price (Guaranteed LIVE Buyback) + INSC Dividends + INSC Bonuses + Exchange Listing benefits