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

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2021-05-13</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001747748</issuerCik>
        <issuerName>Qualtrics International Inc.</issuerName>
        <issuerTradingSymbol>XM</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001850029</rptOwnerCik>
            <rptOwnerName>Silver Lake Partners VI DE (AIV), 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>0001850130</rptOwnerCik>
            <rptOwnerName>Silver Lake Technology Investors VI 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>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>111120</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Held through Silver Lake Partners VI DE (AIV), L.P.</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F3"/>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>8880</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Held through Silver Lake Technology Investors VI, L.P.</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents securities held by Silver Lake Partners VI DE (AIV), L.P. (&quot;SLP VI&quot;)</footnote>
        <footnote id="F2">Represents securities held by Silver Lake Technology Investors VI, L.P. (&quot;SLTI VI&quot;)</footnote>
        <footnote id="F3">Silver Lake Technology Associates VI, L.P. (&quot;SLTA VI&quot;) is the general partner of each of SLP VI and STLI VI.  SLTA VI (GP), L.L.C. (&quot;SLTA VI GP&quot;) is the general partner of SLTA VI. Silver Lake Group, L.L.C. (&quot;SLG&quot;) is the managing member of SLTA VI GP. Mr. Egon Durban serves as a member of the board of directors of Qualtrics International Inc. (the &quot;Issuer&quot;) and is Co-CEO and a Managing Member of SLG. Each of SLP VI, SLTI VI, SLTA VI, SLTA VI GP and SLG may be deemed to be a director by deputization of the Issuer.</footnote>
        <footnote id="F4">Not included on this Form 3 are an additional 22,518,484 shares of Class A Common Stock held by SLP Quartz Aggregator, L.P., an affiliate of the Reporting Persons.  SLTA, STLA GP, SLG and Mr. Egon Durban have separately filed a Form 4 in connection with the acquisition of the shares of Class A Common Stock described in this Form.</footnote>
    </footnotes>

    <remarks>The Reporting Persons are jointly filing this Form 3 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, 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>By: /s/ Egon Durban, Co-CEO of Silver Lake Group, L.L.C., managing member of SLTA VI (GP), L.L.C., general partner of Silver Lake Technology Associates VI, L.P., general partner of Silver Lake Partners VI DE (AIV), L.P.</signatureName>
        <signatureDate>2021-05-17</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>By: /s/ Egon Durban, Co-CEO of Silver Lake Group, L.L.C., managing member of SLTA VI (GP), L.L.C., GP of Silver Lake Technology Associates VI, L.P., general partner of Silver Lake Technology Investors VI, L.P.</signatureName>
        <signatureDate>2021-05-17</signatureDate>
    </ownerSignature>
</ownershipDocument>
