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6 <META name="keywords" content=", archiver, compression, zip, best, compress,
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7 high, ratio, free, gnu, lgpl, unzip, far, win32, 7zip, long, file, names">
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12 <TABLE cellpadding=2 cellspacing=0 border=0 width="100%">
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13 <TR><TD><IMG width=110 height=63 src="/7ziplogo.png" alt="7-Zip" border=0></TD></TR>
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16 <TR><TD><SPAN class="MenuCurrent">Home</SPAN></TD></TR>
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17 <TR><TD><A href="7z.html" class="MenuLink">7z Format</A></TD></TR>
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30 <A href="http://sparanoid.com/lab/7z/">Chinese Simpl.</A><BR>
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31 <A href="http://www.developershome.com/7-zip/">Chinese Trad.</A><BR>
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32 <A href="http://7zip-eo.rnbastos.com/">Esperanto</A><BR>
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33 <A href="http://www.spiroo.be/7zip/">French</A><BR>
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34 <A href="https://sevenzip.osdn.jp/">Japanese</A><BR>
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35 <A href="http://7zip.rnbastos.com/">Portuguese Brazil</A><BR>
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36 <A href="http://7zip-es.updatestar.com/">Spanish</A><BR>
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37 <A href="http://7zip-thai.inetbridge.net/">Thai</A><BR>
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38 <A href="http://7zip-vi.updatestar.com/">Vietnamese</A><BR>
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44 <TABLE cellspacing ="4" cellpadding ="4"><TR>
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50 <P><B>7-Zip</B> is a file archiver with a high compression ratio.</P>
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52 <P><B>Download 7-Zip 18.01 (2018-01-28) for Windows</B>:</P>
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53 <TABLE cellspacing ="1" cellpadding ="6" border = "0">
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55 <TH class="Title" align="center" width=60>Link</TH>
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56 <TH class="Title" align="center" width=60>Type</TH>
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57 <TH class="Title" align="center" width=80>Windows</TH>
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58 <TH class="Title" align="center" width=55>Size</TH>
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61 <TD class="Item" align="center"><A href="a/7z1801.exe">Download</A></TD>
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62 <TD class="Item" align="center">.exe</TD>
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63 <TD class="Item" align="center">32-bit x86</TD>
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64 <TD class="Item" align="center">1 MB</TD>
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67 <TD class="Item" align="center"><A href="a/7z1801-x64.exe">Download</A></TD>
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68 <TD class="Item" align="center">.exe</TD>
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69 <TD class="Item" align="center">64-bit x64</TD>
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70 <TD class="Item" align="center">1 MB</TD>
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77 <P><B>7-Zip</B> is <B>free software</B> with <B>open source</B>.
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78 The most of the code is under the <B>GNU LGPL</B> license.
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79 Some parts of the code are under the BSD 3-clause License.
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80 Also there is unRAR license restriction for some parts of the code.
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81 Read <A href="license.txt">7-Zip License</A> information.</P>
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83 <P>You can use 7-Zip on any computer, including a computer in a commercial organization.
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84 You don't need to register or pay for 7-Zip.</P>
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86 <H2>The main features of 7-Zip</H2>
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88 <LI>High compression ratio in <A href ="7z.html">7z format</A> with <B>LZMA</B> and <B>LZMA2</B> compression</LI>
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89 <LI>Supported formats:
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91 <LI>Packing / unpacking: 7z, XZ, BZIP2, GZIP, TAR, ZIP and WIM</LI>
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92 <LI>Unpacking only: AR, ARJ, CAB, CHM, CPIO, CramFS, DMG, EXT, FAT, GPT, HFS,
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93 IHEX, ISO, LZH, LZMA, MBR, MSI, NSIS, NTFS, QCOW2, RAR,
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94 RPM, SquashFS, UDF, UEFI, VDI, VHD, VMDK, WIM, XAR and Z.</LI>
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97 <LI>For ZIP and GZIP formats, <B>7-Zip</B> provides a compression ratio that
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98 is 2-10 % better than the ratio provided by PKZip and WinZip</LI>
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99 <LI>Strong AES-256 encryption in 7z and ZIP formats</LI>
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100 <LI>Self-extracting capability for 7z format</LI>
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101 <LI>Integration with Windows Shell</LI>
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102 <LI>Powerful File Manager</LI>
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103 <LI>Powerful command line version</LI>
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104 <LI>Plugin for FAR Manager</LI>
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105 <LI>Localizations for 87 languages</LI>
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108 <P><B>7-Zip</B> works in Windows 10 / 8 / 7 / Vista / XP / 2016 / 2012 / 2008 / 2003 / 2000 / NT.</P>
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110 <P><A href="http://sourceforge.net/projects/p7zip/">p7zip</A> - the port of the command line version of 7-Zip to Linux/Posix.</P>
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112 <P>On <A href="http://sourceforge.net/projects/sevenzip/">7-Zip's SourceForge Page</A>
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113 you can find a forum, bug reports, and feature request systems.</P>
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115 <H2>Compression ratio</H2>
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117 <P>We compared <B>7-Zip</B> with WinRAR 5.20.</P>
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119 <P><B>FILE SETS:</B> Mozilla Firefox 34.0.5 for Windows and Google Earth 6.2.2.6613 for Windows.</P>
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121 <TABLE cellspacing ="2" cellpadding ="6">
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123 <TH class="Title" rowspan = 3>Archiver</TH>
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124 <TH class="Title" align="center" colspan = 2>Mozilla Firefox</TH>
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125 <TH class="Title" align="center" colspan = 2>Google Earth</TH>
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128 <TH class="Title" align="center" colspan = 2>65 files<BR>85 280 391 bytes</TH>
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129 <TH class="Title" align="center" colspan = 2>483 files<BR>110 700 519 bytes</TH>
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132 <TH class="Title" align="center">Compressed size</TH>
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133 <TH class="Title" align="center">Ratio</TH>
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134 <TH class="Title" align="center">Compressed size</TH>
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135 <TH class="Title" align="center">Ratio</TH>
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138 <TD class="Item"><B>7-Zip 9.35<BR>-mx</B></TD>
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139 <TD class="Item" align="center"><B>39 357 375</B></TD>
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140 <TD class="Item" align="center"><B>100%</B></TD>
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141 <TD class="Item" align="center"><B>15 964 369</B></TD>
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142 <TD class="Item" align="center"><B>100%</B></TD>
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145 <TD class="Item">WinRAR 5.20<BR>-m5 -s -ma5 -md128m</TD>
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146 <TD class="Item" align="center">41 789 543</TD>
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147 <TD class="Item" align="center">106%</TD>
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148 <TD class="Item" align="center">17 035 432</TD>
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149 <TD class="Item" align="center">107%</TD>
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153 <P>Compression ratio results are very dependent upon the data used for the tests.
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154 Usually, <B>7-Zip</B> compresses to 7z format 30-70% better than to zip format.
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155 And <B>7-Zip</B> compresses to zip format 2-10% better than most of other zip compatible programs.</P>
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158 <TD vAlign=top align=right width=210>
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176 <TABLE class=News cellpadding=3 cellspacing=1 border=0>
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177 <TR class=NewsHeader>
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178 <TD class=NewsTitle>7-Zip 18.03 beta</TD>
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179 <TD class=NewsDate>2018-03-04</TD></TR>
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181 <TD class=NewsText colSpan=2>
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182 <A href="https://sourceforge.net/p/sevenzip/discussion/45797/thread/7058918a/">7-Zip 18.03 beta</A><BR>
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189 <TABLE class=News cellpadding=3 cellspacing=1 border=0>
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190 <TR class=NewsHeader>
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191 <TD class=NewsTitle>7-Zip 18.01</TD>
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192 <TD class=NewsDate>2018-01-28</TD></TR>
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194 <TD class=NewsText colSpan=2>
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195 <A href="https://sourceforge.net/p/sevenzip/discussion/45797/thread/c89dff27/">7-Zip 18.01</A><BR>
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202 <TABLE class=News cellpadding=3 cellspacing=1 border=0>
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203 <TR class=NewsHeader>
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204 <TD class=NewsTitle>7-Zip 18.00</TD>
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205 <TD class=NewsDate>2018-01-10</TD></TR>
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207 <TD class=NewsText colSpan=2>
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208 <A href="https://sourceforge.net/p/sevenzip/discussion/45797/thread/628149a0/">7-Zip 18.00 beta</A><BR>
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215 <TABLE class=News cellpadding=3 cellspacing=1 border=0>
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216 <TR class=NewsHeader>
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217 <TD class=NewsTitle>7-Zip 16.04</TD>
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218 <TD class=NewsDate>2016-10-04</TD></TR>
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220 <TD class=NewsText colSpan=2>
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221 <A href="http://sourceforge.net/p/sevenzip/discussion/45797/thread/ba50efb0/">7-Zip 16.04</A><BR>
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230 <TABLE class=News cellpadding=3 cellspacing=1 border=0>
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231 <TR class=NewsHeader><TD class=NewsTitle colSpan=2>7-Zip ChangeLog</TD></TR>
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233 <TD class=NewsText colSpan=2>
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234 <A href="/history.txt">History of 7-zip changes</A><BR>
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244 <P><SMALL>Copyright (C) 2018 Igor Pavlov. The site is hosted at <A href="https://www.digitalocean.com/?refcode=cab893b82fa8">Digital Ocean</A> </SMALL></P>
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