Adding this site good for all crypto news aggregators.

- https://cryptopanic.com/

For crypto, calendar events check these sites

- https://coindar.org/
- https://coinmarketcal.com/en/

For Crypto 1 seconds chart. (There are many people looking from this tool and now I found one)
- https://aggr.trade/

For Android, I'm using these apps(Some of them already mentioned above).

- TradingView
- CryptoMarket Cap app
- Cryptopanic
-