Cover
Cover | Dec. 14, 2021 |
Cover [Abstract] | |
Document Type | 8-K |
Amendment Flag | false |
Document Period End Date | Dec. 14, 2021 |
Entity File Number | 000-30414 |
Entity Registrant Name | ALR TECHNOLOGIES INC. |
Entity Central Index Key | 0001087022 |
Entity Tax Identification Number | 88-0225807 |
Entity Incorporation, State or Country Code | NV |
Entity Address, Address Line One | 7400 Beaufont Springs Drive |
Entity Address, Address Line Two | Suite 300 |
Entity Address, City or Town | Richmond |
Entity Address, State or Province | VA |
Entity Address, Postal Zip Code | 23225 |
City Area Code | (804) |
Local Phone Number | 554-3500 |
Written Communications | false |
Soliciting Material | false |
Pre-commencement Tender Offer | false |
Pre-commencement Issuer Tender Offer | false |
Entity Emerging Growth Company | false |