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

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2014-12-03</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001500435</issuerCik>
        <issuerName>GoPro, Inc.</issuerName>
        <issuerTradingSymbol>GPRO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001206780</rptOwnerCik>
            <rptOwnerName>GILHULY EDWARD A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SAGEVIEW CAPITAL LP</rptOwnerStreet1>
            <rptOwnerStreet2>245 LYTTON AVENUE, SUITE 250</rptOwnerStreet2>
            <rptOwnerCity>PALO ALTO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94301</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001374997</rptOwnerCik>
            <rptOwnerName>SAGEVIEW CAPITAL MASTER, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SAGEVIEW CAPITAL LP</rptOwnerStreet1>
            <rptOwnerStreet2>55 RAILROAD AVENUE</rptOwnerStreet2>
            <rptOwnerCity>GREENWICH</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06830</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001363700</rptOwnerCik>
            <rptOwnerName>Sageview Capital GenPar, LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SAGEVIEW CAPITAL LP</rptOwnerStreet1>
            <rptOwnerStreet2>55 RAILROAD AVENUE</rptOwnerStreet2>
            <rptOwnerCity>GREENWICH</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06830</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001470791</rptOwnerCik>
            <rptOwnerName>Sageview Capital GenPar, Ltd.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SAGEVIEW CAPITAL LP</rptOwnerStreet1>
            <rptOwnerStreet2>55 RAILROAD AVENUE</rptOwnerStreet2>
            <rptOwnerCity>GREENWICH</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06830</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001363701</rptOwnerCik>
            <rptOwnerName>Sageview Capital MGP, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SAGEVIEW CAPITAL LP</rptOwnerStreet1>
            <rptOwnerStreet2>55 RAILROAD AVENUE</rptOwnerStreet2>
            <rptOwnerCity>GREENWICH</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06830</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001363699</rptOwnerCik>
            <rptOwnerName>Sageview Capital Partners (A), LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SAGEVIEW CAPITAL LP</rptOwnerStreet1>
            <rptOwnerStreet2>55 RAILROAD AVENUE</rptOwnerStreet2>
            <rptOwnerCity>GREENWICH</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06830</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001363698</rptOwnerCik>
            <rptOwnerName>Sageview Capital Partners (B), LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SAGEVIEW CAPITAL LP</rptOwnerStreet1>
            <rptOwnerStreet2>55 RAILROAD AVENUE</rptOwnerStreet2>
            <rptOwnerCity>GREENWICH</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>94301</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001363697</rptOwnerCik>
            <rptOwnerName>Sageview Partners (C) (Master), LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SAGEVIEW CAPITAL LP</rptOwnerStreet1>
            <rptOwnerStreet2>55 RAILROAD AVENUE</rptOwnerStreet2>
            <rptOwnerCity>GREENWICH</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06830</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001081716</rptOwnerCik>
            <rptOwnerName>STUART SCOTT M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SAGEVIEW CAPITAL LP</rptOwnerStreet1>
            <rptOwnerStreet2>55 RAILROAD AVENUE</rptOwnerStreet2>
            <rptOwnerCity>GREENWICH</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06830</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2014-12-03</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>C</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>125880</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>125880</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Sageview Capital Master, L.P.</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2014-12-03</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>125880</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>72.375</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Sageview Capital Master, L.P.</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>790</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                    <footnoteId id="F2"/>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Class B Common Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F3"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2014-12-03</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>C</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>125880</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>125880</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5569417</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Sageview Capital Master, L.P.</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Shares held by Sageview Capital Master, L.P. (&quot;Sageview Master&quot;). Sageview Capital Partners (A), L.P. (&quot;Sageview A&quot;), Sageview Capital Partners (B), L.P. (&quot;Sageview B&quot;) and Sageview Partners (C) (Master), L.P. (&quot;Sageview C&quot;) are the shareholders of Sageview Master. Sageview Capital GenPar, Ltd. (&quot;Sageview Ltd&quot;) is the sole general partner of each of Sageview Master, Sageview A, Sageview B and Sageview C. Sageview Capital GenPar, L.P. (&quot;Sageview GenPar&quot;) is the sole shareholder of Sageview Ltd. Sageview Capital MGP, LLC is the sole general partner of Sageview GenPar. Edward Gilhuly and Scott Stuart are managing members and controlling persons of Sageview Capital MGP, LLC. As managing members of Sageview Capital MGP, LLC, Messrs. Gilhuly and Stuart may be deemed to share voting and investment power over these shares. Each of the Reporting Persons, other than Sageview Master, disclaim beneficial ownership of the shares except to the extent of its pecuniary interest therein, if any.</footnote>
        <footnote id="F2">The Reporting Person is a managing and control person of Sageview Capital LP (&quot;Sageview Capital&quot;). These shares were issued to Mr. Edward A. Gilhuly as part of the annual retainer for his board service. Pursuant to the terms of his arrangement with Sageview Capital and certain related entities, the right to receive such shares will be transferred immediately after vesting to Sageview Capital.</footnote>
        <footnote id="F3">Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date.  The Class B Common Stock is also convertible into Class A Common Stock on the same basis upon any transfer, whether or not for value, except for &quot;Permitted Transfers&quot; as defined in the Issuer's restated certificate of incorporation in effect as of the date hereof.  Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the date when the outstanding shares of Class B Common Stock represent less than 10% of the aggregate number of shares of Common Stock then outstanding.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Eve T. Salman, Attorney-in-Fact for Edward A. Gilhuly</signatureName>
        <signatureDate>2014-12-04</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Sageview Capital GenPar, Ltd., its General Partner, Dino Verardo, Vice President</signatureName>
        <signatureDate>2014-12-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Sageview Capital MGP, LLC, its General Partner, Dino Verardo, Vice President</signatureName>
        <signatureDate>2014-12-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Dino Verardo, Vice President</signatureName>
        <signatureDate>2014-12-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Dino Verardo, Vice President</signatureName>
        <signatureDate>2014-12-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Sageview Capital GenPar, Ltd., its General Partner, Dino Verardo, Vice President</signatureName>
        <signatureDate>2014-12-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Sageview Capital GenPar, Ltd., its General Partner, Dino Verardo, Vice President</signatureName>
        <signatureDate>2014-12-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Sageview Capital GenPar, Ltd., its General Partner, Dino Verardo, Vice President</signatureName>
        <signatureDate>2014-12-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Scott M. Stuart</signatureName>
        <signatureDate>2014-12-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
