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

    <schemaVersion>X0708</schemaVersion>

    <submissionType>D</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0002025784</cik>
        <entityName>assayaDx Corp</entityName>
        <issuerAddress>
            <street1>58 APPLE RIDGE TRAIL</street1>
            <city>LAKESIDE</city>
            <stateOrCountry>MT</stateOrCountry>
            <stateOrCountryDescription>MONTANA</stateOrCountryDescription>
            <zipCode>59922</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>650-430-8898</issuerPhoneNumber>
        <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <value>None</value>
        </edgarPreviousNameList>
        <entityType>Corporation</entityType>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2024</value>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Brant</firstName>
                <lastName>Girard</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>545 Cedar Ave</street1>
                <city>San Bruno</city>
                <stateOrCountry>CA</stateOrCountry>
                <stateOrCountryDescription>CALIFORNIA</stateOrCountryDescription>
                <zipCode>94066</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Clas</firstName>
                <middleName>Gerhard</middleName>
                <lastName>Sivertsen</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>641 W. Johns Rd NW</street1>
                <city>Lilburn</city>
                <stateOrCountry>GA</stateOrCountry>
                <stateOrCountryDescription>GEORGIA</stateOrCountryDescription>
                <zipCode>30047</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Roger</firstName>
                <middleName>Eugene</middleName>
                <lastName>Girard</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>301 Nordic Ln</street1>
                <city>Cle Elum</city>
                <stateOrCountry>WA</stateOrCountry>
                <stateOrCountryDescription>WASHINGTON</stateOrCountryDescription>
                <zipCode>98922</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Craig</firstName>
                <lastName>Scott</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>11F No. 16 Live Rd</street1>
                <street2>Zhonghe District</street2>
                <city>New Taipei City</city>
                <stateOrCountry>F5</stateOrCountry>
                <stateOrCountryDescription>TAIWAN</stateOrCountryDescription>
                <zipCode>235024</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Derrick</firstName>
                <lastName>Woodward</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>58 Apple Ridge Trail</street1>
                <city>Lakeside</city>
                <stateOrCountry>MT</stateOrCountry>
                <stateOrCountryDescription>MONTANA</stateOrCountryDescription>
                <zipCode>59922</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Other Health Care</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>No Revenues</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06b</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2024-06-25</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>5000</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>1455998</totalOfferingAmount>
            <totalAmountSold>500000</totalAmountSold>
            <totalRemaining>955998</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>3</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse>No commissions or finders' fees paid on any of the money raised or to be raised.</clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse>No payments or proposed payments of funds are to be made to executive officers, directors or promoters in Item 3.</clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>assayaDx Corp</issuerName>
                <signatureName>Brant Girard</signatureName>
                <nameOfSigner>Brant Girard</nameOfSigner>
                <signatureTitle>General Counsel</signatureTitle>
                <signatureDate>2024-07-09</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
