A game that has some of or all of the mechanics: Limited interaction or the ability to be played without interaction, rapid growth - often exponential, prestige mechanic(s), An end goal/mission or a general goal of getting a higher amount of currency, and a system of buying and upgrading buildings, units, or similar.
Pretty sure everything is indie on itch.io but just in case you want something extra indie.
Explore Other games that last about a half-hour tagged Incremental and Indie on itch.io · Upload your games that last about a half-hour to itch.io to have them show up here.
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