<SEC-DOCUMENT>0000899243-21-044823.txt : 20211116
<SEC-HEADER>0000899243-21-044823.hdr.sgml : 20211116
<ACCEPTANCE-DATETIME>20211116163959
ACCESSION NUMBER:		0000899243-21-044823
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20211112
FILED AS OF DATE:		20211116
DATE AS OF CHANGE:		20211116

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Howe Alan B
		CENTRAL INDEX KEY:			0001296812

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38907
		FILM NUMBER:		211416686

	MAIL ADDRESS:	
		STREET 1:		1155 KAS DRIVE SUITE 100
		CITY:			RICHARDSON
		STATE:			TX
		ZIP:			75081

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>2021-11-12</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001296812</rptOwnerCik>
            <rptOwnerName>Howe Alan B</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>2021-11-12</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>27906</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>41139</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 earlier of the first anniversary of the grant date, immediately prior to the next annual meeting of  stockholders, a change in control of the Issuer or the Reporting Person's death or disability, 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>2021-11-16</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
