| Cover | Sep. 13, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Sep. 13, 2021 |
| Entity File Number | 001-36790 |
| Entity Registrant Name | Predictive Oncology Inc. |
| Entity Central Index Key | 0001446159 |
| Entity Tax Identification Number | 33-1007393 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 2915 Commers Drive, Suite 900 |
| Entity Address, City or Town | Eagan |
| Entity Address, State or Province | MN |
| Entity Address, Postal Zip Code | 55121 |
| City Area Code | 651 |
| Local Phone Number | 389-4800 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common stock, $0.01 par value |
| Trading Symbol | POAI |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
