I don't find any other crypto has same future of Bitcoin. Bitcoin is only one digital currency changed the technology to the next level, many new companies are planning to adopt the technology and implement their products into Blockchain technology which can give more awareness to the people.
Bitcoin is just the first cryptocurrency used blockchain got success. Nothing said without Bitcoin, we can not use blockchain technology. Microsoft created a software for business management with blockchain is the platform to developing. And they got success to apply blockchain into their software.