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

    <schemaVersion>X0306</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2016-10-25</periodOfReport>

    <dateOfOriginalSubmission>2016-10-27</dateOfOriginalSubmission>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001324772</issuerCik>
        <issuerName>Apigee Corp</issuerName>
        <issuerTradingSymbol>APIC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001089744</rptOwnerCik>
            <rptOwnerName>HAQUE PROMOD</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>525 UNIVERSITY AVENUE, SUITE 800</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PALO ALTO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94301</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-10-25</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>4510864</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>466027</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Limited Partnership</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-10-25</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F3"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>782585</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                    <footnoteId id="F3"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>90976</value>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-10-25</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F5"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>472099</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                    <footnoteId id="F5"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>694</value>
                    <footnoteId id="F6"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Limited Partnership</value>
                    <footnoteId id="F6"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Shares were disposed via a pro rata in-kind distribution of Issuer's stock from Norwest Venture Partners IX, LP (&quot;NVP IX&quot;) to its limited and general partners. By virtue of his position as a co-Chief Executive Officer of NVP Associates, LLC (&quot;NVP Associates&quot;), the managing member of the general partner of NVP IX, Promod Haque may be deemed to share voting and dispositive power over the shares held by NVP IX. Mr. Haque disclaims beneficial ownership of all such securities, except to the extent of any pecuniary interest therein.</footnote>
        <footnote id="F2">The NVP IX distribution resulted in a change in the form of beneficial ownership so that following the distribution (i) 212,378 shares were beneficially owned by the Haque Revocable Trust UA DTD 05/07/2002, of which Mr. Haque is a trustee, (ii) 3,156 shares were beneficially owned by Haque Family Partners, of which Mr. Haque is a partner, (iii) 183,877 shares were beneficially owned by Haque Family Partners II, of which Mr. Haque is a partner, and (iv) 66,616 shares were beneficially owned by the Haque 2012 Dynasty Trust, of which Mr. Haque is a trustee.</footnote>
        <footnote id="F3">Shares were disposed via a pro rata in-kind distribution of Issuer's stock from Norwest Venture Partners VIII, LP (&quot;NVP VIII&quot;) to its limited and general partners. By virtue of his position as a co-Chief Executive Officer of NVP Associates, LLC (&quot;NVP Associates&quot;), the managing member of the general partner of NVP VIII, Promod Haque may be deemed to share voting and dispositive power over the shares held by NVP VIII. Mr. Haque disclaims beneficial ownership of all such securities, except to the extent of any pecuniary interest therein.</footnote>
        <footnote id="F4">The NVP VIII distribution resulted in a change in the form of beneficial ownership so that following the distribution (i) 23,240 share were owned by Promod Haque directly, (ii)  22,250 shares were beneficially owned by the Haque Revocable Trust UA DTD 05/07/2002, of which Mr. Haque is a trustee, and (iii) 45,486 shares were beneficially owned by Haque Family Partners, of which Mr. Haque is a partner.</footnote>
        <footnote id="F5">Shares were disposed via a pro rata in-kind distribution of Issuer's stock from Norwest Venture Partners XI, LP (&quot;NVP XI&quot;) to its limited and general partners. By virtue of his position as a co-Chief Executive Officer of NVP Associates, LLC (&quot;NVP Associates&quot;), the managing member of the general partner of NVP XI, Promod Haque may be deemed to share voting and dispositive power over the shares held by NVP XI. Mr. Haque disclaims beneficial ownership of all such securities, except to the extent of any pecuniary interest therein.</footnote>
        <footnote id="F6">The NVP XI distribution resulted in a change in the form of beneficial ownership so that following the distribution (i) 240 shares were beneficially owned by the Haque Revocable Trust UA DTD 05/07/2002, of which Mr. Haque is a trustee, (ii) 218 shares were beneficially owned by Haque Family Partners II, of which Mr. Haque is a partner, and (iii) 236 shares were beneficially owned by Genesis VC Partners XI, LLC (&quot;Genesis XI&quot;), of which Mr. Haque is a co-Chief Executive Officer of the managing member of Genesis XI.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Kurt Betcher, As Attorney in-fact</signatureName>
        <signatureDate>2016-11-09</signatureDate>
    </ownerSignature>
</ownershipDocument>
