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

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2021-08-24</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001837014</issuerCik>
        <issuerName>SmartRent, Inc.</issuerName>
        <issuerTradingSymbol>SMRT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001856330</rptOwnerCik>
            <rptOwnerName>RETV GP, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>136 HEBER AVE, SUITE 304</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PARK CITY</rptOwnerCity>
            <rptOwnerState>UT</rptOwnerState>
            <rptOwnerZipCode>84060</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001751501</rptOwnerCik>
            <rptOwnerName>Real Estate Technology Ventures Associates, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>136 HEBER AVE, SUITE 304</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PARK CITY</rptOwnerCity>
            <rptOwnerState>UT</rptOwnerState>
            <rptOwnerZipCode>84060</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001714397</rptOwnerCik>
            <rptOwnerName>Real Estate Technology Ventures, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>136 HEBER AVE, SUITE 304</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PARK CITY</rptOwnerCity>
            <rptOwnerState>UT</rptOwnerState>
            <rptOwnerZipCode>84060</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001753629</rptOwnerCik>
            <rptOwnerName>Real Estate Technology Ventures-A, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>136 HEBER AVE, SUITE 304</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PARK CITY</rptOwnerCity>
            <rptOwnerState>UT</rptOwnerState>
            <rptOwnerZipCode>84060</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001777256</rptOwnerCik>
            <rptOwnerName>RET Ventures SPV I, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>136 HEBER AVE, SUITE 304</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PARK CITY</rptOwnerCity>
            <rptOwnerState>UT</rptOwnerState>
            <rptOwnerZipCode>84060</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001856325</rptOwnerCik>
            <rptOwnerName>RETV GP II, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>136 HEBER AVE, SUITE 304</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PARK CITY</rptOwnerCity>
            <rptOwnerState>UT</rptOwnerState>
            <rptOwnerZipCode>84060</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001801595</rptOwnerCik>
            <rptOwnerName>Real Estate Technology Ventures II, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>136 HEBER AVE, SUITE 304</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PARK CITY</rptOwnerCity>
            <rptOwnerState>UT</rptOwnerState>
            <rptOwnerZipCode>84060</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001856320</rptOwnerCik>
            <rptOwnerName>Real Estate Technology Ventures Associates II, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>136 HEBER AVE, SUITE 304</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PARK CITY</rptOwnerCity>
            <rptOwnerState>UT</rptOwnerState>
            <rptOwnerZipCode>84060</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001676868</rptOwnerCik>
            <rptOwnerName>Yip Christopher J.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O REAL ESTATE TECHNOLOGY VENTURES</rptOwnerStreet1>
            <rptOwnerStreet2>136 HEBER AVE, SUITE 304</rptOwnerStreet2>
            <rptOwnerCity>PARK CITY</rptOwnerCity>
            <rptOwnerState>UT</rptOwnerState>
            <rptOwnerZipCode>84060</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>526135</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Real Estate Technology Ventures Associates, L.P.</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>30129921</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Real Estate Technology Ventures, L.P.</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6925506</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Real Estate Technology Ventures-A, L.P.</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5623264</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By RET Ventures SPV I, L.P.</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>457967</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Real Estate Technology Ventures II, L.P.</value>
                    <footnoteId id="F5"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10637</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Real Estate Technology Ventures Associates II, L.P.</value>
                    <footnoteId id="F6"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Warrants</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.002</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F7"/>
            </exerciseDate>
            <expirationDate>
                <value>2030-04-23</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>937018</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By RET Ventures SPV I, L.P.</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Shares are held directly by Real Estate Technology Ventures Associates, L.P. (&quot;RET Associates I&quot;). RETV GP, LLC (&quot;RET GP I&quot;) is the general partner of RET Associates I and may be deemed to beneficially own the shares held by RET Associates I. John Helm  is the Managing Director of RET GP I, and may be deemed to share voting and investment power over the shares held by RET Associates I. Each of RET GP I and Mr. Helm disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein.</footnote>
        <footnote id="F2">Shares are held directly by Real Estate Technology Ventures, L.P. (&quot;RET Fund I&quot;). RET GP I is the general partner of RET Fund I and may be deemed to beneficially own the shares held by RET Fund I. John Helm is the Managing Director of RET GP I, and may be deemed to share voting and investment power over the shares held by RET Fund I. Each of RET GP I and Mr. Helm disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein.</footnote>
        <footnote id="F3">Shares are held directly by Real Estate Technology Ventures-A, L.P. (&quot;RET Fund I-A&quot;). RET GP I is the general partner of RET Fund I-A and may be deemed to beneficially own the shares held by RET Fund I-A. John Helm is the Managing Director of RET GP I, and may be deemed to share voting and investment power over the shares held by RET Fund I-A. Each of RET GP I and Mr. Helm disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein.</footnote>
        <footnote id="F4">Securities are held directly by RET Ventures SPV I, L.P. (&quot;RET SPV I&quot;). RET GP I is the general partner of RET SPV I and may be deemed to beneficially own the securities held by RET SPV I. John Helm is the Managing Director of RET GP I, and may be deemed to share voting and investment power over the securities held by RET SPV I. Each of RET GP I and Mr. Helm disclaims beneficial ownership of these securities except to the extent of its or his respective pecuniary interest therein.</footnote>
        <footnote id="F5">Shares are held directly by Real Estate Technology Ventures II, L.P. (&quot;RET Fund II&quot;). RETV GP II, LLC (&quot;RET GP II&quot;) is the general partner of RET Fund II and may be deemed to beneficially own the shares held by RET Fund II. John Helm and Christopher Yip are Managing Directors of RET GP II, and may be deemed to share voting and investment power over the shares held by RET Fund II. Each of RET GP II and Messrs. Helm and Yip disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein.</footnote>
        <footnote id="F6">Shares are held directly by Real Estate Technology Ventures Associates II, L.P. (&quot;RET Associates II&quot;). RETV GP II is the general partner of RET Associates II and may be deemed to beneficially own the shares held by RET Associates II. John Helm and Christopher Yip are Managing Directors of RET GP II, and may be deemed to share voting and investment power over the shares held by RET Associates II. Each of RET GP II and Messrs. Helm and Yip disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein.</footnote>
        <footnote id="F7">Immediately exercisable.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>RETV GP, LLC, By /s/ John Helm, Managing Director</signatureName>
        <signatureDate>2022-02-25</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Real Estate Technology Ventures Associates, L.P., By: RETV GP, LLC, its general partner, By /s/ John Helm, Managing Director</signatureName>
        <signatureDate>2022-02-25</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Real Estate Technology Ventures, L.P., By: RETV GP, LLC, its general partner, By /s/ John Helm, Managing Director</signatureName>
        <signatureDate>2022-02-25</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Real Estate Technology Ventures-A, L.P., By: RETV GP, LLC, its general partner, By /s/ John Helm, Managing Director</signatureName>
        <signatureDate>2022-02-25</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>RET Ventures SPV I, L.P., By: RETV GP, LLC, its general partner, By /s/ John Helm, Managing Director</signatureName>
        <signatureDate>2022-02-25</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>RETV GP II, LLC, By /s/ Christopher Yip, Managing Director</signatureName>
        <signatureDate>2022-02-25</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Real Estate Technology Ventures II, L.P., By: RETV GP II, LLC, its general partner, By /s/ Christopher Yip, Managing Director</signatureName>
        <signatureDate>2022-02-25</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Real Estate Technology Ventures Associates II, L.P., By: RETV GP II, LLC, its general partner, By /s/ Christopher Yip, Managing Director</signatureName>
        <signatureDate>2022-02-25</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Christopher Yip</signatureName>
        <signatureDate>2022-02-25</signatureDate>
    </ownerSignature>
</ownershipDocument>
