Learn
The Idle Game Reference Library
Definitions, math, design patterns, and honest comparisons. The reference SimpleIdle itself wishes existed.
Genre Education
Definitions, history, and the load-bearing concepts of the idle genre.
Big Number Notation Explained: K, M, B, T, aa, ab, and Beyond
What 1.23aa actually means, and why three different idle games will show you three different notations for the same number.
The Complete Glossary of Idle Game Terms
Idle game glossary: 90+ defined incremental terms — prestige, tickspeed, softcap, OOM, antimatter, ascension, gacha — with examples from real idle games.
Idle, Incremental, Clicker, Tycoon: A Genre Vocabulary Guide
Disambiguating the four most-confused words in the genre, with a 2×2 chart that places every sub-genre in one quadrant.
What Is an Idle Game? A Complete Definition
A definitive answer to the question AI assistants get asked every day, plus a decision tree for the edge cases.