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

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-06-06</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001045280</issuerCik>
        <issuerName>ON2 TECHNOLOGIES INC</issuerName>
        <issuerTradingSymbol>ONT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001121612</rptOwnerCik>
            <rptOwnerName>MCINTYRE DOUGLAS A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>21 CORPORATE DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 103</rptOwnerStreet2>
            <rptOwnerCity>CLIFTON PARK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>12065</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chairman, President and CEO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Employee stock option (right to purchase Common Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.64</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2005-06-06</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1400000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.64</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2013-06-06</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>1400000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2025000</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">(i) 350,000 of the options will vest immediately; (ii) 350,000 of the options will vest on December 6, 2005; (iii) 350,000 of the options will vest on June 6, 2006; and (iv) 350,000 of the options will vest on December 6, 2005.</footnote>
        <footnote id="F2">Includes (i) 1,400,000 shares of Common Stock underlying an option to purchase shares of Common Stock at a price per share of $0.64 per share, expiring June 6, 2013; (ii) 125,000 shares of Common Stock underlying an option to purchase shares of Common Stock at a price per share of $0.23, expiring on December 30, 2012, and (iii) 500,000 shares of Common Stock underlying an option to purchase shares of Common Stock at a price per share of $0.33, expiring on December 20, 2011.</footnote>
        <footnote id="F3">In 2004, Mr. McIntyre surrendered options to acquire (i) 400,000 shares of Common Stock underlying an option to purchase shares of Common Stock at a price per share of $0.75, expiring on July 2, 2014; (ii) 400,000 shares of Common Stock underlying an option to purchase shares of Common Stock at a price per share of $2.50, expiring on December 11, 2010, and (iii) 500,000 shares of Common Stock underlying an option to purchase shares of Common Stock at a price per share of $0.80, expiring on August 9, 2011.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Douglas A. McIntyre</signatureName>
        <signatureDate>2005-06-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
