Powerful blockchain data store, easy and fun

A public key-value store and cryptocurrency, for developers and everyone else.

How It Works Learn More

Keva Android App 7.3.0 Released with Much Better Support for Hashtags!

Why Kevacoin?

Powerful & Simple Blockchain Data Store

Develop state-of-the-art dApps, or post something memorable, it is for developers and everyone else.

Mining for Everyone

Using CPU friendly RandomKeva hash algorithm, it is good for decentralization and your electric bill.

Blockchain on Mobile Devices

Read and write to the Keva blockchain from your mobile devices.

For Developers

On-chain data, off-chain application logic

It is never so easy to develop a dApp! Use your favorite programming language, easy to deploy, easy to update. The data stays on blockchain, truely decentralized.

The glue of the decentralized web

Need a single source of truth to coordinate a federation of social network instances? Prefer a public identity without registration everywhere? Use Kevacoin blockchain key-value data store, it is not owned by any big companies.

For Everyone Else

Mine it, spend it, share it

You don't need any expensive equipments, just use your computer to mine the coins. If you have some, spend it, if you have more, share it!

Post something memorable

Birthday wishes? New baby annoucement? Milestones in life? Post a message on blockchain, it is invaluable and meant to last, and is so easy to do with Kevacoin.




Total Supply




Developer Fee


PoW Algorithm


Block Reward

500, halved every 4 years

Block Time

2 Minutes

Difficulty Adjustment

DigiShield, every block



Block Weight

6,000,000 Weight Units

Maximal Key Size

255 Bytes

Maximal Number of Keys

No hard limit

Maximal Value Size

3072 Bytes


Kevacoin is an open source project and it is not funded by any companies or foundations. It is a community-driven project and you are invited to make Kevacoin better!


The latest release is v0.16.7.0 Release notes