Is Ballpark free to play?

Yes. Ballpark runs in a browser at no cost, with nothing to install and no purchase to make.

How many times a day can I play Ballpark?

As often as you like. Ballpark is one of the unlimited games in this directory, so it does not hold you to a single puzzle a day.

On guessandmatch.com, and you can play it inside this page without leaving Alldle.

It sits in Logic & Math, alongside the other daily games of that kind in the catalogue.

Logic & Math 2 plays

A number-guessing game where you try to get within ±1% of a hidden number in 7 guesses using clue feedback.

Ballpark

Logic & Math

Is Ballpark free to play?: Yes. Ballpark runs in a browser at no cost, with nothing to install and no purchase to make.
How many times a day can I play Ballpark?: As often as you like. Ballpark is one of the unlimited games in this directory, so it does not hold you to a single puzzle a day.
What languages does Ballpark support?: English.
Where does Ballpark run?: On guessandmatch.com, and you can play it inside this page without leaving Alldle.
What kind of game is Ballpark?: It sits in Logic & Math, alongside the other daily games of that kind in the catalogue.

If you play Ballpark, the closest things to it in the catalogue are Shikaku of the day, Clues By Sam and Seedle. They sit in the same logic & math category. See the full list of alternatives.