Note 2 - Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

Consolidation, Wholly Owned and Less than Wholly Owned Subsidiary, Parent Ownership Interest [Table Text Block]

Company	Registered	% Owned
Shoal Media (Canada) Inc.	British Columbia, Canada	100%
Coral Reef Marketing Inc.	Anguilla	100%
Kidoz Ltd.	Israel	100%
Rooplay Media Ltd.	British Columbia, Canada	100%
Rooplay Media Kenya Limited	Kenya	100%
Shoal Media Inc.	Anguilla	100%
Shoal Games (UK) Plc	United Kingdom	99%
Shoal Media (UK) Ltd.	United Kingdom	100%

Property, Plant and Equipment, Useful Life [Table Text Block]

	Years
Equipment and computers		3
Furniture and fixtures		5

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	2020			2019
Expected dividend yield		-			-
Volatility		123	%		-
Risk-free interest rate		0.32	%		-
Expected life of options (years)		5			-
Forfeiture rate		5	%		-

Schedule of Finite-Lived Intangible Assets, Amortization Period [Table Text Block]

	Amortization period (years)
Ad Tech technology		5
Kidoz OS technology		3
Customer relationships		8

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	2020		2019
Income (Loss) for the year	$	103,971	$	(14,654,232	)
Basic and diluted weighted average number of common shares outstanding		131,124,989		121,208,912
Basic and diluted income (loss) per common share outstanding	$	0.00	$	(0.12	)