<SEC-DOCUMENT>0000899243-21-040377.txt : 20211015
<SEC-HEADER>0000899243-21-040377.hdr.sgml : 20211015
<ACCEPTANCE-DATETIME>20211015171154
ACCESSION NUMBER:		0000899243-21-040377
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20211008
FILED AS OF DATE:		20211015
DATE AS OF CHANGE:		20211015

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MULICA MICHAEL C
		CENTRAL INDEX KEY:			0001211437

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38907
		FILM NUMBER:		211326669

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SONIM TECHNOLOGIES INC
		CENTRAL INDEX KEY:			0001178697
		STANDARD INDUSTRIAL CLASSIFICATION:	TELEPHONE & TELEGRAPH APPARATUS [3661]
		IRS NUMBER:				943336783
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		6500 RIVER PLACE BLVD.
		STREET 2:		BUILDING 7, SUITE 250
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78730
		BUSINESS PHONE:		650-378-8100

	MAIL ADDRESS:	
		STREET 1:		6500 RIVER PLACE BLVD.
		STREET 2:		BUILDING 7, SUITE 250
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78730
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-10-08</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001178697</issuerCik>
        <issuerName>SONIM TECHNOLOGIES INC</issuerName>
        <issuerTradingSymbol>SONM</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001211437</rptOwnerCik>
            <rptOwnerName>MULICA MICHAEL C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SONIM TECHNOLOGIES INC.</rptOwnerStreet1>
            <rptOwnerStreet2>6500 RIVER PLACE BLVD., BLDG. 7, S#250</rptOwnerStreet2>
            <rptOwnerCity>AUSTIN</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>78730</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-10-08</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>75000</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>81626</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents the grant of restricted stock units that vest in one installment on the first anniversary of the grant date, subject to the Reporting Person's continued service to the Issuer. Each restricted stock unit represents the contingent right to receive one share of the Issuer's common stock.</footnote>
        <footnote id="F2">The amount of securities reported in this Form 4 as beneficially owned by the Reporting Person reflects adjustments made in connection with a 1-for-10 reverse stock split of the Issuer's common stock on September 15, 2021.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/  Robert Tirva, as Attorney-in-Fact</signatureName>
        <signatureDate>2021-10-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
