Document And Entity Information - shares	3 Months Ended
	Mar. 31, 2021	May 14, 2021
Cover [Abstract]
Entity Registrant Name	Ainos, Inc.
Entity Central Index Key	0001014763
Current Fiscal Year End Date	--12-31
Entity Filer Category	Non-accelerated Filer
Entity Current Reporting Status	No
Entity Emerging Growth Company	false
Entity Small Business	true
Entity Interactive Data Current	Yes
Entity Common Stock, Shares Outstanding (in shares)		142,240,594
Entity Shell Company	false
Document Type	10-Q
Document Period End Date	Mar. 31, 2021
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	Q1
Amendment Flag	false
Entity Incorporation, State or Country Code	TX
Entity File Number	0-20791