Sprint's new unlimited plan adds HD streaming, four lines for $90

The war over customers attracted to unlimited data continues to heat up, this time with Sprint adding fuel to the fire.

Wireless carriers (except for AT&T) have had a busy week, competing with another for the title of unlimited price plan.

On February 16, upped its unlimited plan, launching the "best unlimited HD plan ever" according to its press release.

The new plan matches ' new unlimited plan by offering unlimited calls, text, data, HD video streaming, and 10 GB of mobile hotspot for $22.50 per line, for four lines. That equates to $90 per month for four lines, or half of what Verizon Wireless is charging. Sprint's plan requires the account owner to enable AutoPay, ensuring the bill is paid on time each month.

For those who don't need four lines, the first line will set you back $50 per month, two lines of service will bump it $90 per month.

It's not a bad deal, at least until the promotional pricing expires on March 31, 2018. After which pricing goes up to $160 a month for the same four lines.

The new price plan will available starting Friday, February 17.

Comparing Verizon's unlimited plan -- and the catch:

Comparing Verizon's unlimited plan -- and the catch