Tether (USDT)
Tether is the largest stable coin solely relying on the u.s. dollar (1:1). it is used widely for short-term savings and it does not fluctuate like other cryptocurrencies. Many fancy Tethers for transferring their currencies because of its stability. it is widely accepted on different exchanges and a good cryptocurrency, not to overlook in 2021.

price: ~$1 usd | market cap: $34.91b