Games similar to The Battle of Polytopia include Civilization. It's paid, but FreeCiv and Hexonia are free. Other options are Tiny Attack, Abstrrkt Explorers and Statebuilder. In total there are six Turn Based Games like The Battle of Polytopia for the web, Mac, Windows, Linux and iPad.
Turn-based 4X (explore, expand, exploit, and exterminate) strategy game series where players build a thriving civilization through ages of advancements.
United States
Freeciv is an open-source, turn-based strategy game based on Civilization II. Inspired by the history of human civilization, the game commences in prehistory and your mission is to lead your tribe from the stone age to the space age...
United States
Tiny Attack is a free-to-play, turn-based strategy game that can be played in any web browser, inspired by games like Advance Wars and Weewar.
Statebuilder is a 4X strategy game in a historical setting where players direct an empire from the early dawn of civilization to modern times. The browser-based game is built to be fast but attractive and highly playable with an advanced AI that plays just like real players...
