<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:ns2="http://www.sec.gov/edgar/common">
    <headerData>
        <submissionType>144</submissionType>
        <filerInfo>
            <filer>
                <filerCredentials>
                    <cik>0001435840</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
            </filer>
            <liveTestFlag>LIVE</liveTestFlag>



        </filerInfo>
    </headerData>
    <formData>
        <issuerInfo>
            <issuerCik>0001810806</issuerCik>
            <issuerName>UNITY SOFTWARE INC.</issuerName>
            <secFileNumber>001-39497</secFileNumber>
            <issuerAddress>
                <ns2:street1>30 - 3RD STREET</ns2:street1>
                <ns2:city>SAN FRANCISCO</ns2:city>
                <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                <ns2:zipCode>94103</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>415-539-3162</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>VPARTNERS III (CAYMAN), L.P.</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Affiliate</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>Morgan Stanley Smith Barney LLC Executive Financial Services</name>
                <address>
                    <ns2:street1>1 New York Plaza</ns2:street1>
                    <ns2:street2>38th Floor</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>40649</noOfUnitsSold>
            <aggregateMarketValue>1474798.56</aggregateMarketValue>
            <noOfUnitsOutstanding>383457326</noOfUnitsOutstanding>
            <approxSaleDate>08/14/2023</approxSaleDate>
            <securitiesExchangeName>NYSE</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>08/07/2023</acquiredDate>
            <natureOfAcquisitionTransaction>Distribution from a Partnership</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Viola Ventures III, L.P</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>40649</amountOfSecuritiesAcquired>
            <paymentDate>08/07/2023</paymentDate>
            <natureOfPayment>Distribution</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>Viola Ventures GP 3 Ltd. Viola Ventures GP 3 Ltd.</name>
                <address>
                    <ns2:street1>30 - 3RD STREET</ns2:street1>
                    <ns2:city>SAN FRANCISCO</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94103</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common Stock</securitiesClassTitle>
            <saleDate>08/10/2023</saleDate>
            <amountOfSecuritiesSold>400</amountOfSecuritiesSold>
            <grossProceeds>15400.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>Viola Ventures GP 3 Ltd.</name>
                <address>
                    <ns2:street1>30 - 3RD STREET</ns2:street1>
                    <ns2:city>SAN FRANCISCO</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94103</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common Stock</securitiesClassTitle>
            <saleDate>08/09/2023</saleDate>
            <amountOfSecuritiesSold>500</amountOfSecuritiesSold>
            <grossProceeds>19279.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>Viola Ventures GP 3 Ltd.</name>
                <address>
                    <ns2:street1>30 - 3RD STREET</ns2:street1>
                    <ns2:city>SAN FRANCISCO</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94103</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common Stock</securitiesClassTitle>
            <saleDate>08/08/2023</saleDate>
            <amountOfSecuritiesSold>197659</amountOfSecuritiesSold>
            <grossProceeds>7534879.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>Viola Ventures III, L.P.</name>
                <address>
                    <ns2:street1>30 - 3RD STREET</ns2:street1>
                    <ns2:city>SAN FRANCISCO</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94103</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common Stock</securitiesClassTitle>
            <saleDate>08/07/2023</saleDate>
            <amountOfSecuritiesSold>16612</amountOfSecuritiesSold>
            <grossProceeds>663649.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>Vpartners III (Cayman), L.P.</name>
                <address>
                    <ns2:street1>30 - 3RD STREET</ns2:street1>
                    <ns2:city>SAN FRANCISCO</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94103</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common Stock</securitiesClassTitle>
            <saleDate>06/01/2023</saleDate>
            <amountOfSecuritiesSold>65087</amountOfSecuritiesSold>
            <grossProceeds>1946511.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>Vpartners III (Israel), L.P.</name>
                <address>
                    <ns2:street1>30 - 3RD STREET</ns2:street1>
                    <ns2:city>SAN FRANCISCO</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94103</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common Stock</securitiesClassTitle>
            <saleDate>06/01/2023</saleDate>
            <amountOfSecuritiesSold>46675</amountOfSecuritiesSold>
            <grossProceeds>1395876.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>Viola Ventures GP 3 Ltd.</name>
                <address>
                    <ns2:street1>30 - 3RD STREET</ns2:street1>
                    <ns2:city>SAN FRANCISCO</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94103</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common Stock</securitiesClassTitle>
            <saleDate>06/01/2023</saleDate>
            <amountOfSecuritiesSold>5013</amountOfSecuritiesSold>
            <grossProceeds>149920.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>Viola Ventures GP 3 Ltd.</name>
                <address>
                    <ns2:street1>30 - 3RD STREET</ns2:street1>
                    <ns2:city>SAN FRANCISCO</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94103</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common Stock</securitiesClassTitle>
            <saleDate>05/23/2023</saleDate>
            <amountOfSecuritiesSold>159673</amountOfSecuritiesSold>
            <grossProceeds>4530497.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>Viola Ventures III, L.P.</name>
                <address>
                    <ns2:street1>30 - 3RD STREET</ns2:street1>
                    <ns2:city>SAN FRANCISCO</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94103</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common Stock</securitiesClassTitle>
            <saleDate>05/22/2023</saleDate>
            <amountOfSecuritiesSold>12591</amountOfSecuritiesSold>
            <grossProceeds>378996.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <noticeSignature>
            <noticeDate>08/14/2023</noticeDate>
            <planAdoptionDates/>
            <signature>/s/ Yitzhak Avidor</signature>
        </noticeSignature>
    </formData>
</edgarSubmission>
[{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 9679}]
144
0001435840
XXXXXXXX
LIVE
0001810806
UNITY SOFTWARE INC.
001-39497
30 - 3RD STREET
SAN FRANCISCO
CA
94103
415-539-3162
VPARTNERS III (CAYMAN), L.P.
Affiliate
Common
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
38th Floor
New York
NY
10004
40649
1474798.56
383457326
08/14/2023
NYSE
Common
08/07/2023
Distribution from a Partnership
Viola Ventures III, L.P
N
40649
08/07/2023
Distribution
N
Viola Ventures GP 3 Ltd. Viola Ventures GP 3 Ltd.
30 - 3RD STREET
SAN FRANCISCO
CA
94103
Common Stock
08/10/2023
400
15400.00
Viola Ventures GP 3 Ltd.
30 - 3RD STREET
SAN FRANCISCO
CA
94103
Common Stock
08/09/2023
500
19279.00
Viola Ventures GP 3 Ltd.
30 - 3RD STREET
SAN FRANCISCO
CA
94103
Common Stock
08/08/2023
197659
7534879.00
Viola Ventures III, L.P.
30 - 3RD STREET
SAN FRANCISCO
CA
94103
Common Stock
08/07/2023
16612
663649.00
Vpartners III (Cayman), L.P.
30 - 3RD STREET
SAN FRANCISCO
CA
94103
Common Stock
06/01/2023
65087
1946511.00
Vpartners III (Israel), L.P.
30 - 3RD STREET
SAN FRANCISCO
CA
94103
Common Stock
06/01/2023
46675
1395876.00
Viola Ventures GP 3 Ltd.
30 - 3RD STREET
SAN FRANCISCO
CA
94103
Common Stock
06/01/2023
5013
149920.00
Viola Ventures GP 3 Ltd.
30 - 3RD STREET
SAN FRANCISCO
CA
94103
Common Stock
05/23/2023
159673
4530497.00
Viola Ventures III, L.P.
30 - 3RD STREET
SAN FRANCISCO
CA
94103
Common Stock
05/22/2023
12591
378996.00
08/14/2023
/s/ Yitzhak Avidor