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Per share or per unit amount of equity securities issued.

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Note 8 - Stockholders' Equity (Details Textual) - USD ($)	1 Months Ended	3 Months Ended		12 Months Ended
	May 14, 2019	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2015	Dec. 31, 2018	Dec. 31, 2017
Common Stock, Dividends, Per Share, Declared		$ 0
Common Stock, No Par Value		$ 0			$ 0
Stock Issued During Period, Value, New Issues		$ 2,000,000	$ 2,551,500
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 0.48
Proceeds from Warrant Exercises			$ 6,600
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period		0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross		0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Total		154,250
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Ending Balance		3,420,750			3,575,000
Subsequent Event [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Total	25,000
2015 Stock Option Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Percentage of Outstanding Stock Maximum				10.00%
Common Stock, Capital Shares Reserved for Future Issuance, Percentage				10.00%
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Ending Balance		3,420,750			3,575,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Fully Vested, Outstanding, Number		3,140,000			3,190,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Expected to Vest, Outstanding, Number		280,750			385,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number		3,226,050			3,273,550
2015 Stock Option Plan [Member] \| Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period				10 years
Warrants Exercised Subsequent to the Year Ended December 31, 2017 [Member]
Stock Issued During Period, Shares, Warrants Exercised			15,000
Class of Warrant or Right, Exercise Price of Warrants or Rights			$ 0.44
Proceeds from Warrant Exercises			$ 6,600
Kidoz [Member]
Payments of Stock Issuance Costs		$ 65,063
Stock Issued During Period, Shares, Acquisitions		52,450,286
Business Combination, Consideration Transferred, Total		$ 20,603,655
Private Placement [Member]
Stock Issued During Period, Value, New Issues		$ 2,000,000	$ 2,551,500
Stock Issued During Period, Shares, New Issues		5,000,000	7,290,000
Shares Issued, Price Per Share		$ 0.40	$ 0.35
Private Placement [Member] \| Commission Fees [Member]
Payments of Stock Issuance Costs		$ 200,000	$ 253,750
Private Placement [Member] \| Other Stock Issuance Fees [Member]
Payments of Stock Issuance Costs		$ 36,800	$ 18,342