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

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2023-09-22</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001423774</issuerCik>
        <issuerName>ZUORA INC</issuerName>
        <issuerTradingSymbol>ZUO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001917859</rptOwnerCik>
            <rptOwnerName>SLAA II (GP), L.L.C.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2775 SAND HILL ROAD, SUITE 100</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MENLO PARK</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001418226</rptOwnerCik>
            <rptOwnerName>Silver Lake Group, L.L.C.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SILVER LAKE</rptOwnerStreet1>
            <rptOwnerStreet2>2775 SAND HILL ROAD, SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>MENLO PARK</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001917866</rptOwnerCik>
            <rptOwnerName>Silver Lake Alpine Associates II, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SILVER LAKE</rptOwnerStreet1>
            <rptOwnerStreet2>2775 SAND HILL ROAD, SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>MENLO PARK</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001917870</rptOwnerCik>
            <rptOwnerName>SL Alpine II Aggregator GP, L.L.C.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SILVER LAKE</rptOwnerStreet1>
            <rptOwnerStreet2>2775 SAND HILL ROAD, SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>MENLO PARK</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001917860</rptOwnerCik>
            <rptOwnerName>SLA Zurich GP, L.L.C.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SILVER LAKE</rptOwnerStreet1>
            <rptOwnerStreet2>2775 SAND HILL ROAD, SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>MENLO PARK</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001917533</rptOwnerCik>
            <rptOwnerName>SLA Zurich Aggregator, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SILVER LAKE</rptOwnerStreet1>
            <rptOwnerStreet2>2775 SAND HILL ROAD, SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>MENLO PARK</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001917526</rptOwnerCik>
            <rptOwnerName>SLA Zurich Holdings, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SILVER LAKE</rptOwnerStreet1>
            <rptOwnerStreet2>2775 SAND HILL ROAD, SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>MENLO PARK</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001603955</rptOwnerCik>
            <rptOwnerName>Osnoss Joseph</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SILVER LAKE, 55 HUDSON YARDS</rptOwnerStreet1>
            <rptOwnerStreet2>550 WEST 34TH STREET, 40TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10001</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>3.95% / 5.50% Convertible Senior PIK Toggle Notes due 2029</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>20.00</value>
                <footnoteId id="F6"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2023-09-22</value>
                <footnoteId id="F1"/>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionTotalValue>
                    <value>150000000.00</value>
                </transactionTotalValue>
                <transactionPricePerShare>
                    <value>150000000.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F4"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F4"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>7500000</value>
                    <footnoteId id="F5"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <valueOwnedFollowingTransaction>
                    <value>400000000.00</value>
                </valueOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Held through SLA Zurich Holdings, L.P.</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">On March 2, 2022, affiliates of the Reporting Persons entered into an Investment Agreement with Zuora, Inc. (the &quot;Issuer&quot;) (the &quot;Investment Agreement&quot;), pursuant to which, by joinder thereto, on March 24, 2022, SLA Zurich Holdings purchased $250,000,000 principal amount of 3.95% / 5.50% Convertible Senior PIK Toggle Notes due 2029 (the &quot;Convertible Notes&quot;) issued under an indenture governing the Convertible Notes and agreed to purchase an additional $150,000,000 principal amount of Convertible Notes in a subsequent closing on or before 18 months of the Closing Date in accordance with the terms of the Investment Agreement.  On September 22, 2023, SLA Zurich Holdings purchased the additional $150,000,000 principal amount of Convertible Notes pursuant to the terms of the Investment Agreement, for an aggregate purchase price of $150,000,000.</footnote>
        <footnote id="F2">Represents Convertible Notes held by SLA Zurich Holdings, L.P. (&quot;SLA Zurich Holdings&quot;).  SLA Zurich GP, L.L.C. (&quot;SLA Zurich GP&quot;) is the general partner of SLA Zurich Holdings.</footnote>
        <footnote id="F3">SL Alpine II Aggregator GP, L.L.C. (&quot;SLA Aggregator&quot;) is the sole member of SLA Zurich GP and the general partner of SLA Zurich Aggregator, L.P. which separately holds Warrants to purchase shares of Class A Common Stock, $0.0001 par value per share (the &quot;Common Stock&quot;) not reflected on this Form 4. Silver Lake Alpine Associates II, L.P. (&quot;SLAA&quot;) is the managing member of SLA Aggregator. SLAA II (GP), L.L.C. (&quot;SLAA GP&quot;) is the general partner of SLAA. Silver Lake Group, L.L.C. (&quot;SLG&quot;) is the managing member of SLAA GP. Mr. Joseph Osnoss serves as a member of the board of directors of the Issuer and is a Managing Partner of SLG. Each of SLA Zurich Holdings, SLA Zurich Aggregator, SLA Zurich GP, SLA Aggregator, SLAA, SLAA GP and SLG may be deemed to be a director by deputization of the Issuer.</footnote>
        <footnote id="F4">In accordance with the Investment Agreement, SLA Zurich Holdings is restricted from converting the Convertible Notes prior to September 24, 2023 and the Convertible Notes mature on March 31, 2029, subject to earlier repurchase or conversion in accordance with their terms.</footnote>
        <footnote id="F5">This number represents the number of shares of Common Stock issuable upon conversion of the additional $150,000,000 principal amount of Convertible Notes at the initial conversion rate of 50.000 shares of Common Stock, and cash in lieu of fractional shares of Common Stock, per $1,000 principal amount of Convertible Notes. The initial conversion rate is subject to adjustment from time to time upon the occurrence of certain customary events in accordance with the terms of an indenture, dated as of March 24, 2022, by and between the Issuer and U.S. Bank National Association, as trustee.</footnote>
        <footnote id="F6">The conversion rate of 50.000 per $1,000 principal amount of Convertible Notes is equivalent to a conversion price of approximately $20.00 per share of Common Stock.</footnote>
    </footnotes>

    <remarks>The Reporting Persons are jointly filing this Form 4 pursuant to Rule 16a-3(j) under the Exchange Act. This filing shall not be deemed an admission that the Reporting Persons are beneficial owners of all securities covered by this filing for purposes of Section 16 of the Exchange Act or otherwise, or are subject to Section 16 of the Exchange Act, and each Reporting Person disclaims beneficial ownership of these securities, except to the extent of such Reporting Person's pecuniary interest therein, if any.</remarks>

    <ownerSignature>
        <signatureName>/s/ Andrew J. Schader, Managing Director and General Counsel of Silver Lake Group, L.L.C.</signatureName>
        <signatureDate>2023-09-25</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Andrew J. Schader, Managing Director and General Counsel of Silver Lake Group, L.L.C., managing member of SLAA II (GP), L.L.C.</signatureName>
        <signatureDate>2023-09-25</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Andrew J. Schader, Managing Director and General Counsel of Silver Lake Group, L.L.C., managing member of SLAA II (GP), L.L.C., general partner of Silver Lake Alpine Associates II, L.P.</signatureName>
        <signatureDate>2023-09-25</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Andrew J. Schader, Managing Director and General Counsel of Silver Lake Group, L.L.C., managing member of SLAA II (GP), L.L.C., general partner of Silver Lake Alpine Associates II, L.P., managing member of SL Alpine II Aggregator GP, L.L.C.</signatureName>
        <signatureDate>2023-09-25</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Andrew J. Schader, Managing Director of SLA Zurich GP, L.L.C.</signatureName>
        <signatureDate>2023-09-25</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Andrew J. Schader, Man. Dir. and GC of Silver Lake Group, L.L.C., managing member of SLAA II (GP), L.L.C., GP of Silver Lake Alpine Associates II, L.P., managing member of SL Alpine II Aggregator GP, L.L.C., GP of SLA Zurich Aggregator, L.P.</signatureName>
        <signatureDate>2023-09-25</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Andrew J. Schader, Managing Director of SLA Zurich GP, L.L.C., general partner of SLA Zurich Holdings, L.P.</signatureName>
        <signatureDate>2023-09-25</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Joseph Osnoss</signatureName>
        <signatureDate>2023-09-25</signatureDate>
    </ownerSignature>
</ownershipDocument>
