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

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2011-04-14</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

    <issuer>
        <issuerCik>0001283073</issuerCik>
        <issuerName>Answers CORP</issuerName>
        <issuerTradingSymbol>ANSW</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001116572</rptOwnerCik>
            <rptOwnerName>SEGALL MARK B</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ANSWERS CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>237 WEST 35TH STREET SUITE 1101</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10001</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

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        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Option to Purchase Common Stock</value>
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            <securityTitle>
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    </derivativeTable>

    <footnotes>
        <footnote id="F1">Represents shares of the common stock, par value $0.001 per share (&quot;Common Stock&quot;), of Answers Corporation (&quot;Answers.com&quot;).</footnote>
        <footnote id="F2">Represents vested options to purchase shares of Common Stock (1) which were cancelled upon completion of the merger (the &quot;Merger&quot;) in accordance with that certain Agreement and Plan of Merger, dated as of February 2, 2011, among Answers.com, AFCV Holdings, LLC (&quot;AFCV&quot;) and A-Team Acquisition Sub, Inc., a Delaware corporation and an indirect wholly-owned subsidiary of AFCV (the &quot;Merger Agreement&quot;) in exchange for a cash payment equal to the excess (if any) of (i) the product of (A) the number of shares of Common Stock subject to such vested options multiplied by (B) $10.50 over (ii) the aggregate exercise price of such vested option, without interest and less any deductions and required withholding taxes as specified in the Merger Agreement.</footnote>
        <footnote id="F3">Represents unvested options to purchase shares of Common Stock immediately prior to the Merger which, pursuant to the Merger Agreement, were accelerated and cancelled upon completion of the Merger  in exchange for a cash payment equal to the excess (if any) of (i) the product of (A) the number of shares of Common Stock subject to such unvested options, multiplied by (B) $10.50 over (ii) the aggregate exercise price of such unvested option, without interest and less any deductions and required withholding taxes as specified in the Merger Agreement.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Mark B. Segall</signatureName>
        <signatureDate>2011-04-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
