-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Iq5Q1lPftAokc76xPpCRZes93S48vmxS8GQIfpb2bky1f62sh/QtiwDZ3K3GxjNG
 cy/mab9QaVaBZH41tfBsZQ==

<SEC-DOCUMENT>0001209191-09-024038.txt : 20090504
<SEC-HEADER>0001209191-09-024038.hdr.sgml : 20090504
<ACCEPTANCE-DATETIME>20090504151602
ACCESSION NUMBER:		0001209191-09-024038
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090501
FILED AS OF DATE:		20090504
DATE AS OF CHANGE:		20090504

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SINGER KAREN
		CENTRAL INDEX KEY:			0001265181

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-23282
		FILM NUMBER:		09793143

	MAIL ADDRESS:	
		STREET 1:		212 VACCARO DRIVE
		CITY:			CRESSKILL
		STATE:			NJ
		ZIP:			07626

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LiveWire Mobile, Inc.
		CENTRAL INDEX KEY:			0000915866
		STANDARD INDUSTRIAL CLASSIFICATION:	TELEPHONE & TELEGRAPH APPARATUS [3661]
		IRS NUMBER:				042814586
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		ONE MONARCH DRIVE
		STREET 2:		SUITE 203
		CITY:			LITTLETON
		STATE:			MA
		ZIP:			01460
		BUSINESS PHONE:		978-742-3100

	MAIL ADDRESS:	
		STREET 1:		ONE MONARCH DRIVE
		STREET 2:		SUITE 203
		CITY:			LITTLETON
		STATE:			MA
		ZIP:			01460

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NMS COMMUNICATIONS CORP
		DATE OF NAME CHANGE:	20010713

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NATURAL MICROSYSTEMS CORP
		DATE OF NAME CHANGE:	19931207
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-05-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000915866</issuerCik>
        <issuerName>LiveWire Mobile, Inc.</issuerName>
        <issuerTradingSymbol>LVWR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001265181</rptOwnerCik>
            <rptOwnerName>SINGER KAREN</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>212 VACCARO DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>CRESSKILL</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>07626</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2009-05-01</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>171976</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.1106</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6302403</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>As the trustee of Singer Children's Management Trust</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The price in Column 4 is a weighted average price.  The prices actually paid ranged from $0.105 to $0.111 per share.  The reporting person will provide to the Issuer, any security holder of the Issuer, or the SEC staff, upon request, information regarding the number of shares purchased at each price within the range.</footnote>
        <footnote id="F2">The reporting person disclaims beneficial ownership of these securities except to the extent of her pecuniary interest therein.  This filing shall not be deemed an admission that the reporting person is, for purposes of Section 16 or otherwise, the beneficial owner of any equity securities covered by this filing.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ David J. Hoyt
Attorney-in-fact</signatureName>
        <signatureDate>2009-05-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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