You can find many websites provide free real-time stock charts, like one minute, 15 minutes, or other intraday time frames. That sounds good, yet there are several things that you have to consider.
One, the data for these free charts can be real, yet it is not official, it usually comes from a single data provider. Thus, there is a possibility that you do not see all price movements.
Second, the data from these charts are not guaranteed to be accurate. If you want to get real-time official quotes, then you need to pay.
After you consider those things, here are the top free real-time stocks chart for your day trading,
TradingView
It provides visually appealing real-time stock charts. Moreover, you can also customize these charts with hundreds of available technical indicators.
It also a social media site. Thus, if you use this chart, then you can easily share your ideas and charts with each chart. That allows traders to conduct a discussion about the stock and other markets.
Besides, you can also create a watch list and alert to know the hot stocks. It also provides the most extensive list of markets, economic data, and indexes.
StockCharts
StockCharts provide both free and paid charts. If you choose the free charts, then, you will encounter several limitations. It allows you to do a line, bar or candlestick charting from more than 40 line studies.
You can also modify those charts with your technical indicators, three indicators at once for the free charts. If you decide to use the paid charts, the subscription price range from $24.95 to $39.95.
The data within the charts are shown on either a daily or weekly basis. Yet, in Stock Charts you cannot save your graphics and screens.
Yahoo! Finance
This platform offers free real-time quotes from both the Nasdaq listed stocks and the New York Stock Exchange stocks.
With this chart, you can choose technical indicators from more than 100 available technical indicators. You can also have unlimited stock lists to follow.