Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Statement [Abstract]
Revenue	$ 4,709,248	$ 3,283,087	$ 2,817,058
Costs and expenses:
Cost of revenue	1,166,806	1,059,191	1,256,065
Sales and marketing	849,209	830,718	919,550
Research and development	638,689	592,386	507,607
General and administrative	181,085	152,585	181,627
Total costs and expenses	2,835,789	2,634,880	2,864,849
Income (loss) from operations	1,873,459	648,207	(47,791)
Other income (expense):
Interest expense and loss on settlement of debt	(318,260)	(275,665)	(171,863)
Other income, net	20,806	8,028	14,477
Total other expense, net	(297,454)	(267,637)	(157,386)
Net income (loss) before income taxes	1,576,005	380,570	(205,177)
Provision for (benefit from) income taxes	(3,771)	23,859	(12,230)
Net income (loss)	1,579,776	356,711	(192,947)
Less: Net loss attributable to noncontrolling interest	0	0	(201)
Net income (loss) attributable to AppLovin	1,579,776	356,711	(192,746)
Less: Net income attributable to participating securities	2,717	1,769	0
Net income (loss) attributable to common stock—Basic	1,577,059	354,942	(192,746)
Net income (loss) attributable to common stock—Diluted	$ 1,577,144	$ 354,993	$ (192,746)
Net income (loss) per share attributable to Class A and Class B common stockholders:
Basic (in dollars per share)	$ 4.68	$ 1.01	$ (0.52)
Diluted (in dollars per share)	$ 4.53	$ 0.98	$ (0.52)
Weighted-average common shares used to compute net income (loss) per share attributable to Class A and Class B common stockholders:
Basic (in shares)	336,921,483	351,952,187	371,568,011
Diluted (in shares)	347,807,555	362,589,246	371,568,011