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

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2023-08-22</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001835856</issuerCik>
        <issuerName>Better Home &amp; Finance Holding Co</issuerName>
        <issuerTradingSymbol>BETR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001615816</rptOwnerCik>
            <rptOwnerName>PBRA, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O PINE BROOK ROAD PARTNERS, LLC</rptOwnerStreet1>
            <rptOwnerStreet2>60 EAST 42ND STREET, SUITE 3014</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10165</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001774259</rptOwnerCik>
            <rptOwnerName>Pine Brook Road Associates II, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O PINE BROOK ROAD PARTNERS, LLC</rptOwnerStreet1>
            <rptOwnerStreet2>60 EAST 42ND STREET, SUITE 3014</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10165</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001556984</rptOwnerCik>
            <rptOwnerName>Pine Brook Capital Partners II, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O PINE BROOK ROAD PARTNERS, LLC</rptOwnerStreet1>
            <rptOwnerStreet2>60 EAST 42ND STREET, SUITE 3014</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10165</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001013026</rptOwnerCik>
            <rptOwnerName>NEWMAN HOWARD H</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O PINE BROOK ROAD PARTNERS, LLC</rptOwnerStreet1>
            <rptOwnerStreet2>60 EAST 42ND STREET, SUITE 3014</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10165</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001630691</rptOwnerCik>
            <rptOwnerName>Pine Brook Road Advisors, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O PINE BROOK ROAD PARTNERS, LLC</rptOwnerStreet1>
            <rptOwnerStreet2>60 EAST 42ND STREET, SUITE 3014</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10165</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Class B Common Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
                <footnoteId id="F2"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F1"/>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>49783028</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Pine Brook Capital Partners II, L.P.</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock: (i) in connection with any transfer, whether or not for value, except for certain permitted transfers described in the Issuer's amended and restated certificate of incorporation, (ii) on the trading day falling on or immediately after the date on which the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, (continued in Footnote 2)</footnote>
        <footnote id="F2">(Continued from Footnote 1) (iii) on the trading day falling on or immediately after the affirmative vote of 85% of the voting power of the then outstanding shares of Class B Common Stock, voting as a single class; and (iv) on any trading day specified by the board of directors of Better Home &amp; Finance Holding Company (&quot;Better&quot;) no less than sixty nor more than 180 days  following the date of the death or permanent disability of Better's founder.</footnote>
        <footnote id="F3">Pine Brook Road Associates II, L.P. (&quot;PBRA II&quot;) is the general partner of Pine Brook Capital Partners II, L.P. PBRA, LLC is the general partner of PBRA II. Pine Brook Road Advisors, L.P. controls the investment advisor of Pine Brook Capital Partners II, L.P. PBRA, LLC is the general partner of Pine Brook Road Advisors, L.P. Howard Newman is the managing member of PBRA, LLC. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of its or his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>PBRA, LLC, By: /s/ Howard Newman, Chairman, Chief Executive Officer</signatureName>
        <signatureDate>2023-08-24</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Pine Brook Road Associates II, L.P., By: PBRA, LLC, its General Partner, By: /s/ Howard Newman, Chairman, Chief Executive Officer</signatureName>
        <signatureDate>2023-08-24</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Pine Brook Capital Partners II, L.P., By: Pine Brook Associates II, L.P., its General Partner, By: PBRA, LLC, its General Partner, By: /s/ Howard Newman, Chairman, Chief Executive Officer</signatureName>
        <signatureDate>2023-08-24</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Howard Newman</signatureName>
        <signatureDate>2023-08-24</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Pine Brook Road Advisors, L.P., By PBRA, LLC, its General Partner, By: /s/ Howard Newman, Chairman, Chief Executive Officer</signatureName>
        <signatureDate>2023-08-24</signatureDate>
    </ownerSignature>
</ownershipDocument>
