| Cover | Feb. 09, 2022 |
| Cover [Abstract] | |
| Entity Registrant Name | ENDRA Life Sciences Inc. |
| Entity Central Index Key | 0001681682 |
| Document Type | 8-K |
| Amendment Flag | false |
| Entity Emerging Growth Company | true |
| Document Period End Date | Feb. 9, 2022 |
| Entity Ex Transition Period | false |
| Entity Incorporation State Country Code | DE |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Entity File Number | 001-37969 |
| Entity Tax Identification Number | 26-0579295 |
| Entity Address Address Line 1 | 3600 Green Court |
| Entity Address Address Line 2 | Suite 350 |
| Entity Address City Or Town | Ann Arbor |
| Entity Address State Or Province | MI |
| Entity Address Postal Zip Code | 48105 |
| Local Phone Number | 335-0468 |
| City Area Code | 734 |
| Security 12b Title | Common stock, par value $0.0001 per share |
| Trading Symbol | NDRA |
| Security Exchange Name | NASDAQ |
