MarketParquet vs the alternatives

> honest, side-by-side comparisons with 16 market-data providers

How MarketParquet -- bulk US stock, ETF & futures OHLCV as Parquet, a one-time $79 -- stacks up against the vendors, APIs, and archives people actually evaluate for backtesting. Each page is an honest breakdown of price, format, history depth, and when the other tool is the better pick.

Bulk historical data vendors

Market data APIs

Free & legacy sources

> try the free tier Daily history of US stocks, ETFs & futures. No card.