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

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-04-06</periodOfReport>

    <issuer>
        <issuerCik>0001104332</issuerCik>
        <issuerName>Oasys Mobile, Inc.</issuerName>
        <issuerTradingSymbol>OYSM</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001321711</rptOwnerCik>
            <rptOwnerName>Empire Capital Management, L.L.C.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1 GORHAM ISLAND</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>WESTPORT</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06880</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isTenPercentOwner>1</isTenPercentOwner>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2006-04-06</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>27500</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1.32</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1855850</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Note 2 and Note 3</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2006-04-07</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>10060</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1.35</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1865910</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Note 2 and Note 3</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The shares of Common Stock this note relates to are held directly by Empire Capital Partners, L.P. (&quot;Empire Capital&quot;), with respect to the 1,251,627 shares, Empire Capital Partners, Ltd. a Cayman Islands exempted company (&quot;Offshore&quot;) as to 365,343 shares, Empire Capital Partners II, Ltd., a Cayman Islands exempted company (&quot;Offshore II&quot;) as to 68,061 shares, Charter Oak Partners, LP a Delaware Limited Partnership (&quot;Charter Oak&quot;) as to 164,442 shares and Charter Oak Partners II (&quot;Charter Oak II&quot; and collectively with Empire Capital, Offshore, Offshore II, and Charter Oak, &quot;the Empire Funds&quot;) as to 16,437 shares of Common Stock directly owned by it.</footnote>
        <footnote id="F2">Empire Capital Management L.L.C. (the &quot;Investment Manager&quot;) serves as the Investment Manager and has investment discretion over the securities held by Offshore, Offshore II, Charter Oak and Charter Oak II. Empire Capital GP, L.L.C. (&quot;Empire GP&quot;), serves as general partner of Empire Capital. Mr. Scott Fine and Mr. Peter Richards are managing members of the Investment Manager and Empire GP.</footnote>
        <footnote id="F3">The Investment Manager, Empire GP and the Empire Funds, disclaim beneficial ownership of any of the Issuer's securities to which this Form 4 relates for the purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the &quot;Act&quot;), except as to such securities in which each such person may be deemed to have a pecuniary interest pursuant to the Act.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Scott A. Fine</signatureName>
        <signatureDate>2006-04-10</signatureDate>
    </ownerSignature>
</ownershipDocument>
