Based on our record, Tiingo seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
The next problem is where are you going to get historic data? For stocks you can use a provider like Norgate - good but expensive, or tiingo.com. You could backtest a directional trade and then execute it with credit spreads, for example. If you want historic option chain data that is going to be huge and expensive. I recommend ivolatility.com and they usually have some sort of "black friday sale" around now. ... Source: over 1 year ago
100 in 100 Challenge - Get 100 new paid users in 100 days
Twelve Data - The simplest and most effective way to access both realtime and historical stock, forex, cryptocurrency data, and over 100 technical indicators.
GrowthHackList - 100+ curated growth hacks for makers + early stage startups
Polygon.io - Polygon.io offers streaming realtime data for stocks/equities, ETFs, Indecies and Forex/Currencies including crypto currencies. Our Real-Time Stock Data APIs help you build the future on fintech.
Marketing Examples - A gallery of real world marketing case studies. Updated every day.
Alpha Vantage - Alpha Vantage offers free APIs in JSON and CSV formats for realtime and historical stock and forex data, digital/crypto currency data and over 50 technical indicators.