-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001209191-11-013404.txt : 20110228
<SEC-HEADER>0001209191-11-013404.hdr.sgml : 20110228
<ACCEPTANCE-DATETIME>20110228192644
ACCESSION NUMBER:		0001209191-11-013404
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20110222
FILED AS OF DATE:		20110228
DATE AS OF CHANGE:		20110228

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Carpenter Rick
		CENTRAL INDEX KEY:			0001513889

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-26536
		FILM NUMBER:		11648414

	MAIL ADDRESS:	
		STREET 1:		51 COLUMBIA
		CITY:			ALISO VIEJO
		STATE:			CA
		ZIP:			92656

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SMITH MICRO SOFTWARE INC
		CENTRAL INDEX KEY:			0000948708
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				330029027
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		51 COLUMBIA
		STREET 2:		STE 200
		CITY:			ALISO VIEJO
		STATE:			CA
		ZIP:			92656
		BUSINESS PHONE:		9493625800

	MAIL ADDRESS:	
		STREET 1:		51 COLUMBIA
		STREET 2:		STE 200
		CITY:			ALISO VIEJO
		STATE:			CA
		ZIP:			92656
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc3.xml
<DESCRIPTION>FORM 3 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0203</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2011-02-22</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000948708</issuerCik>
        <issuerName>SMITH MICRO SOFTWARE INC</issuerName>
        <issuerTradingSymbol>SMSI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001513889</rptOwnerCik>
            <rptOwnerName>Carpenter Rick</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>51 COLUMBIA</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ALISO VIEJO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>92656</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP &amp; General Manager, Wireless</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>9907</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F2"/>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>50000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Restricted stock grant of 9,907 shares on 08/17/2009.  25% vested on 08/17/2010; balance vesting in 36 successive equal monthly installments.  6,192 shares unvested at 02/22/2011.</footnote>
        <footnote id="F2">Restricted Stock Grant of 50,000 shares on 02/19/2010.  50% are based on 2010 performance and will vest 25% on the measurement date (late February/early March 2011) and the remainder in 36 successive equal monthly installments.  The remaining 50% vests evenly over 48 months beginning March 19, 2010.  A total of 43,750 shares are unvested at 02/22/2011.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Diane Gulling, Attorney in Fact for Rick Carpenter</signatureName>
        <signatureDate>2011-02-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24.3_366670
<SEQUENCE>2
<FILENAME>poa.txt
<DESCRIPTION>POA DOCUMENT
<TEXT>
POWER OF ATTORNEY

KNOW ALL BY THESE PRESENTS, that the undersigned hereby constitutes and appoints
Diane Gulling, Andrew Schmidt, William W. Smith, Jr., and Allen Sussman and
certain other members or persons associated with ReedSmith LLP, and each of them
with full authority to act without the others, as the undersigned's true and
lawful attorneys-in-fact to:

(1)	execute for and on behalf of the undersigned, in the undersigned's capacity
as a reporting person pursuant to Section 16 of the Securities Exchange Act of
1934, as amended (the "Exchange Act"), and the rules thereunder of Smith Micro
Corporation (the "Company"), Forms 3, 4 and 5 in accordance with Section 16(a)
of the Exchange Act;

(2)	do and perform any and all acts for and on behalf of the undersigned which
may be necessary or desirable to complete and execute any such Form 3, 4 or 5
and timely file such form with the United States Securities and Exchange
Commission and stock exchange or similar authority; and

(3)	take any other action of any type whatsoever in connection with the
foregoing which, in the opinion of any of such attorneys-in- fact, may be of
benefit to, in the best interest of, or legally required by, the undersigned, it
being understood that the documents executed by any of such attorneys-in-fact on
behalf of the undersigned pursuant to this Power of Attorney shall be in such
form and shall contain such terms and conditions as any of such
attorneys-in-fact may approve in the discretion of any of such
attorneys-in-fact.

The undersigned hereby grants to each such attorney-in-fact full power and
authority to do and perform any and every act and thing whatsoever requisite,
necessary, or proper to be done in the exercise of any of the rights and powers
herein granted, as fully to all intents and purposes as the undersigned might or
could do if personally present, with full power of substitution or revocation,
hereby ratifying and confirming all that any of such attorneys-in-fact, or the
substitute or substitutes of any of such attorneys-in-fact, shall lawfully do or
cause to be done by virtue of this Power of Attorney and the rights and powers
herein granted. The undersigned acknowledges that the foregoing
attorneys-in-fact, in serving in such capacity at the request of the
undersigned, are not assuming, nor is the Company assuming, any of the
undersigned's responsibilities to comply with Section 16 of the Exchange Act.

This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4 and 5 with respect to the
undersigned's holdings of and transactions in securities issued by the Company,
unless earlier revoked by the undersigned in a signed writing delivered to the
foregoing attorneys- in-fact.

IN WITNESS WHEREOF, the undersigned has caused this Power of
Attorney to be executed as of this 23rd day of February, 2011.

Signature: /s/ Rick Carpenter
Name:  Rick Carpenter

</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----
