There are currently 1121 CryptoCoins listed on CoinMarketCap. You can get updated detailed facts about any coin on this website like Price, Market Cap, Circulating Capacity, Price Graph etc. After getting inspired by 
I am going to share only interesting Alt-Coins which are in Top 100 and can ease-up your Online Financial Transactions in future excluding famous coins like Bitcoin and Ethereum because everybody knows about them, and their applications.
1- Ripple (XRP)
Ripple provides blockchain solution for global payments, already adopted by UAE Banks
2- IOTA
This coin helps in providing solutions for Internet-of-Things for efficient resource sharing.
3- OmiseGO
Built on Ethereum network, this coin is giving solution as payment gateway replacing current traditional banks
4- BitConnect
This coin provides facility of community driven platform, allowing people to invest in decentralized institutions.
5- Lisk
Feasible for programmers, this coin allows you build applications on top of Blockchain
6- Tether
Tethers is built on blockchains via Omni Protocol. It is backed by actual fiat currency, its exchange rate will remain equal to 1$.
7- Stratis
This coin was introduced by Microsoft and its offers solutions for C# Programming Language development, testing and deployment applications on Dot Net Framework.
8- TenX
This coin gives wallet facility to spend your multiple digital currencies anywhere online
9- MaidSafeCoin
Blockchain based storage solutions for hosting your website, bypassing current Hosting service providers like GoDaddy.com, HostGator.com etc.
10- Golem
This coin provides decentralized solution to use services equivalent to supercomputers by combining the computing resources on peer to peer network.
11- Basic Attention Token
This coin is reshaping digital marketing by providing services for Publishers and Advertisers.
12- Augur
Augur is reshaping prediction markets and providing new platform for people to invest.
13- Decred
Along-with other things, this coin provides unique facility of layered governance organization to bring forward and represent insider and outsider voices in the community.
14- Komodo
This coin ease up the process of ICO for startups and provides anonymity for investors
15- BitShares
This coin provides similar features like exchange and banking on a blockchain but one thing special about this coin that it can be also be exchanged with WhaleShares, which can be used on Steemit.
16- Factom
This coin can be used to secure data and systems on mass scale.
17- Siacoin
This coin provides online storage solutions directly bypassing many Tech giants for same service like AWS, Azure etc
18- Civic
Unique solution for businesses and individuals, with providing the tools to control and protect identities.
19- GameCredits
It provides interesting feature of gamers and developers to directly buy and sell games using it.
20- SingularDTV
Revolutionizing entertainment industry, this is direct competitor of Netflix
21- Nexus
A kind of social network to build applications and allows e-commerce
22- Blocknet
A unique service of blockchain based PLATFORM-AS-A-SERVICE directly competing with Tech Giants.
23- FunFair
Built on Ethereum network , it provides digital casino platform.
24- Status
Functioning as Ethereum client services, it provides services of encrypted messaging services.
25- ChainLink
Providing blockchain solution for Oracle database.
26- DentaCoin
Theblockchain solution for the global dental industry
27- NoLimitCoin
First of its kind coin, powering fantasy sports
So now it can be clearly said that Cryptos are the Future.