Games Like The Alterhistorian's TMT offshoot cousin

About The Alterhistorian's TMT offshoot cousin: A sprawling galaxy-building incremental where you expand through 31 concentric hexagonal shells, each layer presenting new prestige mechanics and automation challenges. Designed for players who want extended progression with strategic restructuring, this game rewards long-term planning and incremental upgrades across an escalating map.

Played The Alterhistorian's TMT offshoot cousin dry? Below are the 25 Browser idle games closest to it in our catalog. Every entry shares at least one of its tags (abandoned, hours, open-source, single-player, story, strategy). Rarer overlaps rank higher, ties broken by favorites.

Updated 15 hrs ago · re-ranked every morning at 04:00 UTC

Top picks if you liked The Alterhistorian's TMT offshoot cousin

  1. [LEGACY] PS: Glorious Generators! Shares: abandoned, hours, open-source

    This incomplete sequel to Miniscule Multipliers expands the core progression loop by having each layer generate its own currency instead of relying on a single resource chain.

  2. Yet Another Challenge Tree: Adventure Shares: abandoned, single-player, story

    In this challenge-focused incremental, you complete themed tasks to accumulate Challenge Power and work toward escaping a supernatural realm.

  3. The Milestone Tree NG+ Shares: abandoned, single-player, strategy

    The Milestone Tree NG+ extends the original idle progression game with a New Game+ mode that unlocks additional content beyond the 145th milestone.

  4. The Plant Tree Shares: abandoned, strategy, tmt

    The Plant Tree is a prestige-based incremental mod centered on gardening and environmental themes.

  5. Tree Game Rewritten Shares: abandoned, hours, open-source

    Tree Game Rewritten presents a straightforward upgrade tree where you accumulate resources and unlock new abilities along branching paths.

All 25 similar games

# Game Match Rating Favorites Price
1 abandoned, hours +4 ★ 82% 187 Free Store
2 abandoned, single-player +2 ★ 85% 47 Free Store
3 abandoned, single-player +2 ★ 84% 250 Free Store
4 abandoned, strategy +1 ★ 87% 350 Free Store
5 abandoned, hours +2 ★ 82% 212 Free Store
6 abandoned, hours +2 ★ 88% 250 Free Store
7 abandoned, hours +2 ★ 83% 54 Free Store
8 abandoned, single-player +1 ★ 46% 17 Free Store
9 abandoned, hours +2 ★ 86% 203 Free Store
10 abandoned, tmt ★ 69% 40 Free Store
11 abandoned, hours +1 ★ 50% 9 Free Store
12 abandoned, single-player ★ 82% 202 Free Store
13 abandoned, single-player ★ 88% 190 Free Store
14 abandoned, single-player ★ 75% 65 Free Store
15 abandoned, single-player ★ 67% 59 Free Store
16 open-source, single-player +3 ★ 85% 1,026 Free Store
17 open-source, single-player +3 ★ 86% 289 Free Store
18 hours, open-source +3 ★ 86% 87 Free Store
19 open-source, single-player +2 ★ 85% 411 Free Store
20 hours, single-player +3 ★ 82% 67 Free Store
21 hours, single-player +3 ★ 71% 16 Free Store
22 open-source, single-player +2 ★ 70% 110 Free Store
23 open-source, strategy +1 ★ 93% 535 Free Store
24 open-source, single-player +2 ★ 58% 81 Free Store
25 open-source, single-player +2 ★ 83% 24 Free Store