Note 2 - Summary of Significant Accounting Policies (Details Textual) - USD ($)		12 Months Ended
	Jan. 01, 2018	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2014	Jun. 16, 2017	Dec. 31, 2015
Provision for Doubtful Accounts			$ 0	$ 27,666
Capitalized Software Development Costs, Amortization Period					3 years
Accumulated Development Costs			5,768,476	4,935,274			$ 3,857,636
Advertising Expense			244,810	403,523
Derivative Liability			44,572			$ 123,284
Fair Value Adjustment of Warrants			$ (78,712)	$ 0
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent			34.00%
Scenario, Forecast [Member]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent		21.00%
Subsequent Event [Member] | Reclassification of Interest Relating to Promissory Note Principal from Operating Activities to Financing Activities [Member] | Year Ended December 31, 2017 [Member]
Prior Period Reclassification Adjustment	$ 11,289
Subsequent Event [Member] | Reclassification of Interest Relating to Promissory Note Principal from Operating Activities to Financing Activities [Member] | Year Ended December 31, 2016 [Member]
Prior Period Reclassification Adjustment	$ 811
Employee Stock Option [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount			1,605,000	1,010,000
Warrant [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount			5,219,163	0
Promissory Note [Member] | Income Approach Valuation Technique [Member]
Fair Value Inputs, Discount Rate			15.00%