Tokens are the beginner stage of coin.. Before releasing a coin, they distribute tokens at a cheap value.. Tokens are during called tokens during pre sale and main sale. Once main sale is over and and release the coin, they are not tokens further more. Those tokens are now called coins. Tokens become coins after releasing the coin. Before releasing we call it token. Tokens are most of the times cheaper than coin. Once coin is listen on an exchanger, we call coins, not tokens..