Document And Entity Information - USD ($)	12 Months Ended
	Dec. 31, 2021	Mar. 31, 2022	Jun. 30, 2021
Document Information Line Items
Entity Registrant Name	iSign Solutions Inc.
Document Type	10-K
Current Fiscal Year End Date	--12-31
Entity Common Stock, Shares Outstanding		6,332,736
Entity Public Float			$ 2,270,381
Amendment Flag	false
Entity Central Index Key	0000727634
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Filer Category	Non-accelerated Filer
Entity Well-known Seasoned Issuer	No
Document Period End Date	Dec. 31, 2021
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	FY
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
ICFR Auditor Attestation Flag	false
Document Annual Report	true
Document Transition Report	false
Entity File Number	000-19301
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	94-2790442
Entity Address, Address Line One	2033 Gateway Place
Entity Address, Address Line Two	Suite 659
Entity Address, City or Town	San Jose
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	95110
Entity Interactive Data Current	Yes
Auditor Name	M&K CPAS, PLLC
Auditor Location	Houston, TX
Auditor Firm ID	2738
City Area Code	(650)
Local Phone Number	802-7888