Screenshot of Incremental Fortress 1.0

Incremental Fortress is an obscure game developed by Louigi Verona and then played by who knows how many people.

First public release was of version 0.3 on February 13, 2023, followed by version 0.4 and later a major release of version 0.5 on August 17, 2023. The game received mixed to negative reactions from players who disliked the messenger mechanic, which forced players to constantly check the game, as well as the reliance of many upgrades on real time.

After several major revisions, including reworking messengers and untying upgrades from real time, version 1.0 was released on February 7, 2025 to generally positive reviews.

The goal of the game is to increase the rate at which the game currency increases. This is done through a variety of means.

There are four towers: the Tower of Metals, the Tower of Mortals, the Tower of Mages and the Tower of Machines.

The player is able to hire specific warriors to fill in those tower. Every additional warrior contributes to the rate.

The fifth tower of the fortress is the Alchemist.