Games like Grumpy Gaffer

Games like Grumpy Gaffer include Plants vs. Zombies GOTY Edition, Bloons TD 6, Kingdom Rush - Tower Defense, Kingdom Rush 5: Alliance TD, and Kingdom Rush Frontiers - Tower Defense. We matched them by the tags players give Grumpy Gaffer on Steam (Strategy, Tower Defense, Singleplayer, Old School, and Cartoony): closest matches first, and among equally close ones the better-known games.