I/O Coin cryptocurrency enables up to 1MB doc AES256 encrypted storage (and transfer), encrypted messaging, private payments and identities. The blockchain is dapps ready via api. It offers up to 15 second POS blocks at 4MB per block.
PIRATE (ARRR) is the best of Zcash (ZEC) combined with the best of Monero (XMR) and secured by Komodo's (KMD) Delayed-Proof-of-Work (dPoW) It’s a forced Shielded-transactions (z-transactions) only blockchain, meant for completely anonymous transactions. PIRATE is mined into a transparent address, but can only go into a shielded address from there. PIRATE is an independent blockchain built using the Komodo Platform assetchains. PIRATE is feature complete for its goal: complete anonymity.