You cannot exactly predict the price of the cryptocurrency but you can know the trend that it will go. With Technical Analysis you will know the trend, maintenance of a trend, and also the reversal of the trend as you will have some useful indicators. Technical Analysis which involves an analysis of its price charts particularly the Japanese candlestick price charts will serve as your guide in your next buy/sell decision.
Yeah, Technical Analysis is just the best way to go and then you can also include safety in your trading and not just assume that with your technical analysis, you are good to go. Market can change at any time and then even in some breakouts, they may end up as fake ones. So, the best is to always leave all options clear by just monitoring and following the trends even after making those analyses.
Predicting a coin price is one hard thing to do. You can only make predictions based on trends and then use some signals to make some trading decisions, but that does not mean you will end up right. However, if you do not know how to do some analysis, there is no way you can do any serious prediction as everything you will be doing will be so much more like just gambling.