Market Chameleon vs Barchart Premier

A side-by-side look at what each tool does, what it costs, and how fresh its data is. We do not pick a winner: the right one depends on what you need.

	Market Chameleon	Barchart Premier
What it does	Options research site with screeners, earnings and volatility tools, and unusual volume reports.	Market data site with options screeners, unusual activity, IV rank and charting; Premier is the paid tier.
Category	Options screeners	Options screeners
Starts at	See site	See site
Free tier	Some tools free	Yes: free account; Premier has a 7-day trial
Trial	Not stated	7-day Premier trial
Data delay	Not stated	Delayed (free); see site for Premier
Platforms	Web	Web, iOS, Android
Deal right now	None seen	None seen
Last checked	Oct 18, 2026	Oct 18, 2026
Key number	IV percentile shows where today's implied volatility sits versus its own past year.	IV rank places current implied volatility between its 52-week low (0) and high (100).

Main differences

Barchart Premier has a free tier; Market Chameleon does not list one.
We could not verify current prices for Market Chameleon and Barchart Premier on the official pricing page, so we show "See site".

Market Chameleon plans

See site for current prices.We could not verify prices on the official pricing page during our last check, so we do not show any. Official pricing page

Source: official pricing page, checked Oct 18, 2026.

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Barchart Premier plans