<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3/A</documentType>

    <periodOfReport>2018-10-11</periodOfReport>

    <dateOfOriginalSubmission>2018-10-11</dateOfOriginalSubmission>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001540755</issuerCik>
        <issuerName>Anaplan, Inc.</issuerName>
        <issuerTradingSymbol>PLAN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001106556</rptOwnerCik>
            <rptOwnerName>GRANITE VENTURES LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>300 MONTGOMERY STREET, SUITE 638</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94104</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001332381</rptOwnerCik>
            <rptOwnerName>Granite Ventures II L P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>300 MONTGOMERY STREET, SUITE 638</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94104</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001337895</rptOwnerCik>
            <rptOwnerName>GRANITE VENTURES ENTREPRENEURS FUND II LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>300 MONTGOMERY STREET, SUITE 638</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94104</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001662811</rptOwnerCik>
            <rptOwnerName>GV Anaplan SPV, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>300 MONTGOMERY STREET, SUITE 638</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94104</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001755308</rptOwnerCik>
            <rptOwnerName>Granite Management II, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>300 MONTGOMERY STREET, SUITE 638</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94104</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001755292</rptOwnerCik>
            <rptOwnerName>Berterretche Jacqueline</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>300 MONTGOMERY STREET, SUITE 638</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94104</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001755317</rptOwnerCik>
            <rptOwnerName>McKay Christopher</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>300 MONTGOMERY STREET, SUITE 638</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94104</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4000</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                    <footnoteId id="F2"/>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">On October 11, 2018, the Reporting Persons filed a Form 3 which inadvertently omitted 4,000 shares of Common Stock held directly by Christopher McKay, one of the Reporting Persons.  These shares were also inadvertently omitted from the Form 4 filed by the Reporting Persons on October 18, 2018, after the original Form 3 was filed.</footnote>
        <footnote id="F2">The 4,000 shares of Common Stock are held directly by only one of the Reporting Persons, Christopher McKay.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>GRANITE MANAGEMENT II, LLC, By Granite Ventures, LLC, Its Managing Member, By /s/ Jacqueline Berterretche, Printed Name: Jacqueline Berterretche, Title: Member</signatureName>
        <signatureDate>2019-02-20</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>GRANITE VENTURES, LLC, By /s/ Jacqueline Berterretche, Printed Name: Jacqueline Berterretche, Title: Member</signatureName>
        <signatureDate>2019-02-20</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>GRANITE VENTURES II, L.P., By Granite Management II, LLC, Its General Partner, By /s/ Jacqueline Berterretche, Printed Name: Jacqueline Berterretche, Title: Member</signatureName>
        <signatureDate>2019-02-20</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>GRANITE VENTURES ENTREPRENEURS FUND II, L.P., By Granite Management II, LLC, Its General Partner, By /s/ Jacqueline Berterretche, Printed Name: Jacqueline Berterretche, Title: Member</signatureName>
        <signatureDate>2019-02-20</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>GV ANAPLAN SPV, L.P., By Granite Ventures, LLC, Its General Partner, By /s/ Jacqueline Berterretche, Printed Name: Jacqueline Berterretche, Title: Member</signatureName>
        <signatureDate>2019-02-20</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>By: /s/ Jacqueline Berterretche, Jacqueline Berterretche</signatureName>
        <signatureDate>2019-02-20</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>By: /s/ Christopher McKay, Christopher McKay</signatureName>
        <signatureDate>2019-02-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
