Document and Entity Information - shares	9 Months Ended
	Sep. 30, 2019	Nov. 13, 2019
Document and Entity Information [Abstract]
Entity Registrant Name	ANDREA ELECTRONICS CORP
Entity Central Index Key	0000006494
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Document Type	10-Q
Document Period End Date	Sep. 30, 2019
Document Fiscal Period Focus	Q3
Document Fiscal Year Focus	2019
Entity Filer Category	Non-accelerated Filer
Entity Ex Transition Period	false
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Common Stock, Shares Outstanding		68,104,957
Entity Interactive Data Current	Yes
Entity Current Reporting Status	Yes
Entity Incorporation, State or Country Code	NY
Entity File Number	001-04324
Document Quarterly Report	true
Document Transition Report	false