Question: Is there a platform that allows me to test and refine my crypto investment strategies with virtual money before using real funds?

If you want to try out a platform to experiment with different crypto investment strategies before you're ready to invest real money, OctoBot is a good option. It offers paper trading with a virtual currency so you can try out "Buy the Dip" and other strategies, as well as AI-based systems, without risking your shirt. The service connects to major exchanges and offers features like dollar cost averaging, grid trading and TradingView signals to automate your trading.

Another option is 3Commas, which offers demo accounts so you can test your strategies before you start trading with real money. The service offers smart trading terminals, bot presets and the ability to add TradingView indicators directly into your cryptocurrency exchanges. It also offers automated trading on 14 major exchanges, so it's a good option if you want to optimize your investment portfolios.

Pionex is another option worth considering, with a practice facility for demo trading and support for a broad range of cryptocurrencies. With AI trading strategies, copy trading and 16 prebuilt bots, Pionex offers a lot of options for refining your investment approach. The service has a low trading fee and high uptime, too, so it's a good option if you want to automate your trading.