<SEC-DOCUMENT>0001131554-18-000068.txt : 20181026
<SEC-HEADER>0001131554-18-000068.hdr.sgml : 20181026
<ACCEPTANCE-DATETIME>20181026172051
ACCESSION NUMBER:		0001131554-18-000068
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20181024
FILED AS OF DATE:		20181026
DATE AS OF CHANGE:		20181026

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Miller Jeffrey George
		CENTRAL INDEX KEY:			0001756376

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-52049
		FILM NUMBER:		181142372

	MAIL ADDRESS:	
		STREET 1:		C/O SYNCHRONOSS TECHNOLOGIES, INC.
		STREET 2:		200 CROSSING BLVD., 8TH FLOOR
		CITY:			BRIDGEWATER
		STATE:			NJ
		ZIP:			08807

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SYNCHRONOSS TECHNOLOGIES INC
		CENTRAL INDEX KEY:			0001131554
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROGRAMMING SERVICES [7371]
		IRS NUMBER:				061594540
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		200 CROSSING BOULEVARD
		CITY:			BRIDGEWATER
		STATE:			NJ
		ZIP:			08807
		BUSINESS PHONE:		866-620-3940

	MAIL ADDRESS:	
		STREET 1:		200 CROSSING BOULEVARD
		CITY:			BRIDGEWATER
		STATE:			NJ
		ZIP:			08807
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>wf-form3_154058883394203.xml
<DESCRIPTION>FORM 3
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2018-10-24</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001131554</issuerCik>
        <issuerName>SYNCHRONOSS TECHNOLOGIES INC</issuerName>
        <issuerTradingSymbol>SNCR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001756376</rptOwnerCik>
            <rptOwnerName>Miller Jeffrey George</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>200 CROSSING BLVD.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>BRIDGEWATER</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>08807</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Commercial Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Jeffrey Miller</signatureName>
        <signatureDate>2018-10-26</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
