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Intangible assets: (Tables)
6 Months Ended
Jun. 30, 2021
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Finite-Lived Intangible Assets
               
June 30, 2021  Cost   Accumulated
depreciation
   Net book
Value
 
             
Ad Tech technology  $1,877,415   $876,127   $1,001,288 
Kidoz OS technology   31,006    24,116    6,890 
Customer relationship   1,362,035    397,260    964,775 
   $3,270,456   $1,297,503   $1,972,953