Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Revenue	$ 776,231	$ 668,806	$ 1,401,652	$ 1,272,683
Costs and expenses:
Cost of revenue	303,929	245,853	585,709	468,914
Sales and marketing	232,096	265,463	522,229	530,976
Research and development	141,108	77,462	267,358	138,338
General and administrative	45,743	45,050	100,988	88,012
Total costs and expenses	722,876	633,828	1,476,284	1,226,240
Income (loss) from operations	53,355	34,978	(74,632)	46,443
Other income (expense):
Interest expense and loss on settlement of debt	(36,505)	(19,030)	(68,514)	(54,040)
Other income (expense), net	518	(1,570)	2,532	8,220
Total other expense	(35,987)	(20,600)	(65,982)	(45,820)
Income (loss) before income taxes	17,368	14,378	(140,614)	623
Provision for (benefit from) income taxes	39,167	14	(3,517)	(3,166)
Net income (loss)	(21,799)	14,364	(137,097)	3,789
Add: Net loss attributable to noncontrolling interest	51	59	92	113
Net income (loss) attributable to AppLovin	(21,748)	14,423	(137,005)	3,902
Less: Net income attributable to participating securities	0	(1,128)	0	(807)
Net income (loss) attributable to common stock—Basic	(21,748)	13,295	(137,005)	3,095
Net income (loss) attributable to common stock—Diluted	$ (21,748)	$ 13,349	$ (137,005)	$ 3,137
Net income (loss) per share attributable to common stock:
Basic (in dollars per share)	$ (0.06)	$ 0.04	$ (0.37)	$ 0.01
Diluted (in dollars per share)	$ (0.06)	$ 0.04	$ (0.37)	$ 0.01
Weighted average common shares used to compute net income (loss) per share attributable to common stock:
Basic (in shares)	373,912,724	335,619,207	372,932,509	279,326,624
Diluted (in shares)	373,912,724	353,857,814	372,932,509	298,506,265