-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 SnwC1BQkaTW0R2wF/4wgrEGiigiyOw2VrIqerj8akZzzJXBAd/inFHJTHXu7s2uW
 yz27NMdZROMFSSOzm33ayA==

<SEC-DOCUMENT>0001209191-10-031309.txt : 20100601
<SEC-HEADER>0001209191-10-031309.hdr.sgml : 20100531
<ACCEPTANCE-DATETIME>20100601162107
ACCESSION NUMBER:		0001209191-10-031309
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100527
FILED AS OF DATE:		20100601
DATE AS OF CHANGE:		20100601

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Salim Irfan
		CENTRAL INDEX KEY:			0001467021

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34391
		FILM NUMBER:		10869880

	MAIL ADDRESS:	
		STREET 1:		LOGMEIN, INC.
		STREET 2:		500 UNICORN PARK DRIVE
		CITY:			WOBURN
		STATE:			MA
		ZIP:			01801

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LogMeIn, Inc.
		CENTRAL INDEX KEY:			0001420302
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				201515952
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		500 UNICORN PARK DRIVE
		CITY:			WOBURN
		STATE:			MA
		ZIP:			01801
		BUSINESS PHONE:		781-638-9094

	MAIL ADDRESS:	
		STREET 1:		500 UNICORN PARK DRIVE
		CITY:			WOBURN
		STATE:			MA
		ZIP:			01801
</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>2010-05-27</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001420302</issuerCik>
        <issuerName>LogMeIn, Inc.</issuerName>
        <issuerTradingSymbol>LOGM</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001467021</rptOwnerCik>
            <rptOwnerName>Salim Irfan</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O LOGMEIN, INC., 500 UNICORN PARK DR.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>WOBURN</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>01801</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>25.95</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2010-05-27</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2010-05-27</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>30000</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2020-05-27</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>30000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>30000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The Reporting Person was awarded this option as compensation for services rendered as a director in accordance with the non-employee director option program contained in the Issuers 2009 Stock Incentive Plan.</footnote>
        <footnote id="F2">The shares subject to the option vest in eight equal installments every three months beginning on May 27, 2010, so long as the Reporting Person continues to serve as a director of the Issuer on such dates, such that 100% of the shares subject to the option will be fully vested on May 27, 2012.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Michael J. Donahue, attorney-in-fact</signatureName>
        <signatureDate>2010-06-01</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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