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UltraDefrag is the first open source disk defragmenter for Windows which supports defragmentation of system locked files by running during the Windows boot process. Also one of the primary goals of the program is doing the job as fast as possible.

Browse Files for UltraDefrag

File/Folder Name  Platform Size Date ↓ Downloads Notes/Subscribe
Newest Files
ultradefrag-micro-portable-4.0.0.bin.ia64.zip 117.3 KB 2010-01-30 1,253
ultradefrag-micro-portable-4.0.0.bin.i386.zip 62.0 KB 2010-01-30 2,772
ultradefrag-micro-portable-4.0.0.bin.amd64.zip 71.2 KB 2010-01-30 874
ultradefrag-micro-edition-4.0.0.bin.ia64.exe 131.6 KB 2010-01-30 471
ultradefrag-micro-edition-4.0.0.bin.i386.exe 91.9 KB 2010-01-30 848
ultradefrag-micro-edition-4.0.0.bin.amd64.exe 100.0 KB 2010-01-30 695
ultradefrag-4.0.0.MD5SUMS 970 Bytes 2010-01-30 78
HISTORY.TXT 15.0 KB 2010-01-30 254
ultradefrag-4.0.0.bin.ia64.exe 394.1 KB 2010-01-30 1,662 Release Notes
ultradefrag-4.0.0.bin.i386.exe linux mac windows bsd solaris others 283.9 KB 2010-01-30 31,270 Release Notes
ultradefrag-4.0.0.bin.amd64.exe 328.4 KB 2010-01-30 4,931 Release Notes
ultradefrag-portable-4.0.0.bin.ia64.zip 474.9 KB 2010-01-30 401 Release Notes
ultradefrag-portable-4.0.0.bin.i386.zip 304.1 KB 2010-01-30 2,595 Release Notes
ultradefrag-portable-4.0.0.bin.amd64.zip 360.6 KB 2010-01-30 794 Release Notes
ultradefrag-4.0.0.src.7z 671.9 KB 2010-01-30 237 Release Notes
ultradefrag-4.0.0.MD5SUMS 970 Bytes 2010-01-30 65 Release Notes
All Files Subscribe
ultradefrag-micro-edition 590.0 KB 2010-01-30 7,245 Subscribe Folder view
ultradefrag-micro-edition-4.0.0 590.0 KB 2010-01-30 7,245 Subscribe Folder view
ultradefrag-micro-portable-4.0.0.bin.ia64.zip 117.3 KB 2010-01-30 1,253
ultradefrag-micro-portable-4.0.0.bin.i386.zip 62.0 KB 2010-01-30 2,772
ultradefrag-micro-portable-4.0.0.bin.amd64.zip 71.2 KB 2010-01-30 874
ultradefrag-micro-edition-4.0.0.bin.ia64.exe 131.6 KB 2010-01-30 471
ultradefrag-micro-edition-4.0.0.bin.i386.exe 91.9 KB 2010-01-30 848
ultradefrag-micro-edition-4.0.0.bin.amd64.exe 100.0 KB 2010-01-30 695
ultradefrag-4.0.0.MD5SUMS 970 Bytes 2010-01-30 78
HISTORY.TXT 15.0 KB 2010-01-30 254
ultradefrag 2.8 MB 2010-01-30 43,053 Subscribe Folder view
ultradefrag-4.0.0 2.8 MB 2010-01-30 43,053 Subscribe Folder view
ultradefrag-4.0.0.bin.ia64.exe 394.1 KB 2010-01-30 1,662 Release Notes
ultradefrag-4.0.0.bin.i386.exe linux mac windows bsd solaris others 283.9 KB 2010-01-30 31,270 Release Notes
ultradefrag-4.0.0.bin.amd64.exe 328.4 KB 2010-01-30 4,931 Release Notes
ultradefrag-portable-4.0.0.bin.ia64.zip 474.9 KB 2010-01-30 401 Release Notes
ultradefrag-portable-4.0.0.bin.i386.zip 304.1 KB 2010-01-30 2,595 Release Notes
ultradefrag-portable-4.0.0.bin.amd64.zip 360.6 KB 2010-01-30 794 Release Notes
ultradefrag-4.0.0.src.7z 671.9 KB 2010-01-30 237 Release Notes
ultradefrag-4.0.0.MD5SUMS 970 Bytes 2010-01-30 65 Release Notes
HISTORY.TXT 15.0 KB 2010-01-30 1,098 Release Notes
ultradefrag-micro-edition-beta 2.8 MB 2009-12-04 40,314 Subscribe Folder view
ultradefrag-micro-edition-3.3.0 215.5 KB 2009-12-04 3,336 Subscribe Folder view
ultradefrag-micro-portable-3.3.0.bin.zip 74.2 KB 2009-12-04 2,109 Release Notes
ultradefrag-micro-edition-3.3.0.bin.i386.exe 141.3 KB 2009-12-04 1,227 Release Notes
ultradefrag-micro-edition-3.2.1 364.2 KB 2009-10-06 2,572 Subscribe Folder view
ultradefrag-micro-edition-3.2.1.bin.ia64.exe 146.7 KB 2009-10-06 331
ultradefrag-micro-edition-3.2.1.bin.i386.exe 104.3 KB 2009-10-06 1,593
ultradefrag-micro-edition-3.2.1.bin.amd64.exe 113.2 KB 2009-10-06 648
ultradefrag-micro-edition-3.2.0 356.0 KB 2009-09-29 1,013 Subscribe Folder view
ultradefrag-micro-edition-3.2.0.bin.ia64.exe 143.3 KB 2009-09-29 134 Release Notes
ultradefrag-micro-edition-3.2.0.bin.amd64.exe 110.6 KB 2009-09-29 251 Release Notes
ultradefrag-micro-edition-3.2.0.bin.i386.exe 102.1 KB 2009-09-29 628 Release Notes
ultradefrag-micro-edition-3.1.0 313.5 KB 2009-05-13 17,250 Subscribe Folder view
ultradefrag-micro-edition-3.1.0.bin.ia64.exe 122.2 KB 2009-05-13 2,083 Release Notes
ultradefrag-micro-edition-3.1.0.bin.i386.exe 92.2 KB 2009-05-13 12,766 Release Notes
ultradefrag-micro-edition-3.1.0.bin.amd64.exe 99.1 KB 2009-05-13 2,401 Release Notes
ultradefrag-micro-edition-3.0.0 308.9 KB 2009-03-15 3,936 Subscribe Folder view
ultradefrag-micro-edition-3.0.0.bin.ia64.exe 120.2 KB 2009-03-15 203 Release Notes
ultradefrag-micro-edition-3.0.0.bin.i386.exe 91.0 KB 2009-03-15 3,193 Release Notes
ultradefrag-micro-edition-3.0.0.bin.amd64.exe 97.7 KB 2009-03-15 540 Release Notes
ultradefrag-micro-edition-2.1.2 301.6 KB 2009-02-18 3,404 Subscribe Folder view
ultradefrag-micro-edition-2.1.2.bin.ia64.exe 117.3 KB 2009-02-18 387 Release Notes
ultradefrag-micro-edition-2.1.2.bin.i386.exe 88.9 KB 2009-02-18 2,382 Release Notes
ultradefrag-micro-edition-2.1.2.bin.amd64.exe 95.4 KB 2009-02-18 635 Release Notes
ultradefrag-micro-edition-2.1.1 301.8 KB 2009-02-15 759 Subscribe Folder view
ultradefrag-micro-edition-2.1.1.bin.ia64.exe 117.5 KB 2009-02-15 74 Release Notes
ultradefrag-micro-edition-2.1.1.bin.i386.exe 89.0 KB 2009-02-15 546 Release Notes
ultradefrag-micro-edition-2.1.1.bin.amd64.exe 95.4 KB 2009-02-15 139 Release Notes
ultradefrag-micro-edition-2.1.0 300.4 KB 2009-02-10 1,072 Subscribe Folder view
ultradefrag-micro-edition-2.1.0.bin.ia64.exe 116.8 KB 2009-02-10 91 Release Notes
ultradefrag-micro-edition-2.1.0.bin.i386.exe 88.6 KB 2009-02-10 814 Release Notes
ultradefrag-micro-edition-2.1.0.bin.amd64.exe 95.0 KB 2009-02-10 167 Release Notes
ultradefrag-micro-edition-2.0.0 312.6 KB 2008-11-13 6,972 Subscribe Folder view
ultradefrag-micro-edition-2.0.0.bin.ia64.exe 119.5 KB 2008-11-13 392 Release Notes
ultradefrag-micro-edition-2.0.0.bin.i386.exe 94.1 KB 2008-11-13 5,601 Release Notes
ultradefrag-micro-edition-2.0.0.bin.amd64.exe 99.0 KB 2008-11-13 979 Release Notes
ultradefrag-beta 30.4 MB 2009-12-04 1,167,740 Subscribe Folder view
ultradefrag-3.3.0 2.6 MB 2009-12-04 42,943 Subscribe Folder view
HISTORY.TXT 14.0 KB 2009-12-04 897 Release Notes
ultradefrag-3.3.0.MD5SUMS 352 Bytes 2009-12-04 171 Release Notes
ultradefrag-3.3.0.src.7z 1.1 MB 2009-12-04 562 Release Notes
ultradefrag-portable-3.3.0.bin.zip 748.1 KB 2009-12-04 3,335 Release Notes
ultradefrag-3.3.0.bin.i386.exe 724.0 KB 2009-12-04 37,978 Release Notes
ultradefrag-3.2.1 2.6 MB 2009-10-06 73,194 Subscribe Folder view
ultradefrag-3.2.1.bin.ia64.exe 690.5 KB 2009-10-06 6,069
ultradefrag-3.2.1.bin.i386.exe 576.5 KB 2009-10-06 56,629
ultradefrag-3.2.1.bin.amd64.exe 621.6 KB 2009-10-06 9,006
ultradefrag-3.2.1.MD5SUMS 500 Bytes 2009-10-06 231
ultradefrag-3.2.1.src.7z 689.0 KB 2009-10-06 677
HISTORY.TXT 12.8 KB 2009-10-06 582
ultradefrag-3.2.0 2.3 MB 2009-09-29 19,620 Subscribe Folder view
ultradefrag-3.2.0.src.7z 627.9 KB 2009-09-29 1,050 Release Notes
ultradefrag-3.2.0.bin.ia64.exe 629.2 KB 2009-09-29 1,623 Release Notes
ultradefrag-3.2.0.bin.i386.exe 516.4 KB 2009-09-29 13,623 Release Notes
HISTORY.TXT 12.4 KB 2009-09-29 480
ultradefrag-3.2.0.MD5SUMS 500 Bytes 2009-09-29 92
ultradefrag-3.2.0.bin.amd64.exe 560.9 KB 2009-09-29 2,752 Release Notes
ultradefrag-3.1.0 1.7 MB 2009-05-13 124,652 Subscribe Folder view
ultradefrag-3.1.0.src.7z 433.2 KB 2009-05-13 5,494 Release Notes
ultradefrag-3.1.0.MD5SUMS 500 Bytes 2009-05-13 7,274 Release Notes
ultradefrag-3.1.0.bin.ia64.exe 483.7 KB 2009-05-13 4,748 Release Notes
ultradefrag-3.1.0.bin.i386.exe 382.2 KB 2009-05-13 91,500 Release Notes
ultradefrag-3.1.0.bin.amd64.exe 425.0 KB 2009-05-13 15,636 Release Notes
ultradefrag-3.0.0 1.6 MB 2009-03-15 66,346 Subscribe Folder view
ultradefrag-3.0.0.src.7z 384.0 KB 2009-03-15 2,553 Release Notes
ultradefrag-3.0.0.MD5SUMS 500 Bytes 2009-03-15 683 Release Notes
ultradefrag-3.0.0.bin.ia64.exe 439.8 KB 2009-03-15 1,861 Release Notes
ultradefrag-3.0.0.bin.i386.exe 343.6 KB 2009-03-15 51,556 Release Notes
ultradefrag-3.0.0.bin.amd64.exe 384.4 KB 2009-03-15 9,693 Release Notes
ultradefrag-2.1.2 1.5 MB 2009-02-18 41,463 Subscribe Folder view
ultradefrag-2.1.2.src.7z 380.4 KB 2009-02-18 2,338 Release Notes
ultradefrag-2.1.2.MD5SUMS 500 Bytes 2009-02-18 660 Release Notes
ultradefrag-2.1.2.bin.ia64.exe 436.0 KB 2009-02-18 1,429 Release Notes
ultradefrag-2.1.2.bin.i386.exe 340.6 KB 2009-02-18 31,434 Release Notes
ultradefrag-2.1.2.bin.amd64.exe 381.4 KB 2009-02-18 5,602 Release Notes
ultradefrag-2.1.1 1.5 MB 2009-02-15 16,130 Subscribe Folder view
ultradefrag-2.1.1.src.7z 380.0 KB 2009-02-15 312 Release Notes
ultradefrag-2.1.1.MD5SUMS 500 Bytes 2009-02-15 136 Release Notes
ultradefrag-2.1.1.bin.ia64.exe 435.8 KB 2009-02-15 505 Release Notes
ultradefrag-2.1.1.bin.i386.exe 340.4 KB 2009-02-15 13,791 Release Notes
ultradefrag-2.1.1.bin.amd64.exe 381.4 KB 2009-02-15 1,386 Release Notes
ultradefrag-2.1.0 1.5 MB 2009-02-10 19,346 Subscribe Folder view
ultradefrag-2.1.0.src.7z 375.7 KB 2009-02-10 627 Release Notes
ultradefrag-2.1.0.MD5SUMS 500 Bytes 2009-02-10 161 Release Notes
ultradefrag-2.1.0.bin.ia64.exe 430.8 KB 2009-02-10 623 Release Notes
ultradefrag-2.1.0.bin.i386.exe 336.1 KB 2009-02-10 15,777 Release Notes
ultradefrag-2.1.0.bin.amd64.exe 376.9 KB 2009-02-10 2,158 Release Notes
ultradefrag-2.0.0 1.3 MB 2008-11-13 106,311 Subscribe Folder view
ultradefrag-2.0.0.src.7z 310.5 KB 2008-11-13 5,459 Release Notes
ultradefrag-2.0.0.MD5SUMS 500 Bytes 2008-11-13 1,569 Release Notes
ultradefrag-2.0.0.bin.ia64.exe 364.1 KB 2008-11-13 2,937 Release Notes
ultradefrag-2.0.0.bin.i386.exe 271.9 KB 2008-11-13 81,497 Release Notes
ultradefrag-2.0.0.bin.amd64.exe 311.3 KB 2008-11-13 14,849 Release Notes
ultradefrag-1.4.0 1.3 MB 2008-10-04 55,302 Subscribe Folder view
ultradefrag-1.4.0.src.7z 301.3 KB 2008-10-04 3,287 Release Notes
ultradefrag-1.4.0.MD5SUMS 259 Bytes 2008-10-04 915 Release Notes
ultradefrag-1.4.0.bin.ia64.exe 405.4 KB 2008-10-04 1,715 Release Notes
ultradefrag-1.4.0.bin.i386.exe 305.0 KB 2008-10-04 42,030 Release Notes
ultradefrag-1.4.0.bin.amd64.exe 335.0 KB 2008-10-04 7,355 Release Notes
ultradefrag-1.3.4 (stable) 1.2 MB 2008-03-09 160,574 Subscribe Folder view
ultradefrag-1.3.4.src.7z 276.0 KB 2008-03-09 7,163 Release Notes
ultradefrag-1.3.4.bin.ia64.exe 373.6 KB 2008-03-09 4,116 Release Notes
ultradefrag-1.3.4.bin.i386.exe 277.2 KB 2008-03-09 121,563 Release Notes
ultradefrag-1.3.4.bin.amd64.exe 308.0 KB 2008-03-09 25,375 Release Notes
ultradefrag-1.3.4.MD5SUMS 259 Bytes 2008-03-09 2,357 Release Notes
ultradefrag-1.3.3 1.2 MB 2008-03-06 12,810 Subscribe Folder view
ultradefrag-1.3.3.src.7z 276.1 KB 2008-03-06 385 Release Notes
ultradefrag-1.3.3.bin.ia64.exe 360.7 KB 2008-03-06 389 Release Notes
ultradefrag-1.3.3.bin.i386.exe 264.5 KB 2008-03-06 7,394 Release Notes
ultradefrag-1.3.3.MD5SUMS 259 Bytes 2008-03-06 272 Release Notes
ultradefrag-1.3.3.bin.amd64.exe 295.4 KB 2008-03-06 4,370 Release Notes
ultradefrag-1.3.2 1.2 MB 2008-03-03 85,123 Subscribe Folder view
ultradefrag-1.3.2.src.7z 275.8 KB 2008-03-03 1,414 Release Notes
ultradefrag-1.3.2.MD5SUMS 259 Bytes 2008-03-03 896 Release Notes
ultradefrag-1.3.2.bin.ia64.exe 360.2 KB 2008-03-03 1,549 Release Notes
ultradefrag-1.3.2.bin.i386.exe 263.9 KB 2008-03-03 66,103 Release Notes
ultradefrag-1.3.2.bin.amd64.exe 294.7 KB 2008-03-03 15,161 Release Notes
ultradefrag-1.3.1 1.2 MB 2008-03-02 4,283 Subscribe Folder view
ultradefrag-1.3.1.src.7z 275.1 KB 2008-03-02 163 Release Notes
ultradefrag-1.3.1.bin.ia64.exe 359.5 KB 2008-03-02 127 Release Notes
ultradefrag-1.3.1.bin.i386.exe 263.1 KB 2008-03-02 3,259 Release Notes
ultradefrag-1.3.1.bin.amd64.exe 293.9 KB 2008-03-02 618 Release Notes
ultradefrag-1.3.1.MD5SUMS 259 Bytes 2008-03-02 116 Release Notes
ultradefrag-1.3.0 1.2 MB 2008-02-06 35,204 Subscribe Folder view
ultradefrag-1.3.0.src.7z 264.1 KB 2008-02-06 1,219 Release Notes
ultradefrag-1.3.0.bin.ia64.exe 349.6 KB 2008-02-06 1,049 Release Notes
ultradefrag-1.3.0.bin.i386.exe 254.0 KB 2008-02-06 25,838 Release Notes
ultradefrag-1.3.0.bin.amd64.exe 285.0 KB 2008-02-06 6,508 Release Notes
ultradefrag-1.3.0.MD5SUMS 259 Bytes 2008-02-06 590 Release Notes
ultradefrag-1.2.4 757.5 KB 2007-12-22 47,963 Subscribe Folder view
ultradefrag-1.2.4.src.7z 155.3 KB 2007-12-22 2,011 Release Notes
ultradefrag-1.2.4.bin.ia64.exe 218.0 KB 2007-12-22 1,700 Release Notes
ultradefrag-1.2.4.bin.i386.exe 193.1 KB 2007-12-22 37,134 Release Notes
ultradefrag-1.2.4.bin.amd64.exe 191.1 KB 2007-12-22 7,118 Release Notes
ultradefrag-1.2.3 713.7 KB 2007-12-05 28,513 Subscribe Folder view
ultradefrag-1.2.3.src.7z 127.8 KB 2007-12-05 1,173 Release Notes
ultradefrag-1.2.3.bin.ia64.exe 212.2 KB 2007-12-05 847 Release Notes
ultradefrag-1.2.3.bin.i386.exe 187.3 KB 2007-12-05 22,157 Release Notes
ultradefrag-1.2.3.bin.amd64.exe 186.4 KB 2007-12-05 4,336 Release Notes
ultradefrag-1.2.2 701.9 KB 2007-11-16 24,983 Subscribe Folder view
ultradefrag-1.2.2.src.7z 124.0 KB 2007-11-16 1,564 Release Notes
ultradefrag-1.2.2.bin.ia64.exe 208.5 KB 2007-11-16 531 Release Notes
ultradefrag-1.2.2.bin.i386.exe 185.5 KB 2007-11-16 20,598 Release Notes
ultradefrag-1.2.2.bin.amd64.exe 183.9 KB 2007-11-16 2,290 Release Notes
ultradefrag-1.2.1 792.0 KB 2007-10-08 58,911 Subscribe Folder view
ultradefrag-1.2.1.bin.amd64.exe 183.5 KB 2007-10-08 4,106 Release Notes
ultradefrag-1.2.1.src.zip 201.9 KB 2007-10-08 4,428 Release Notes
ultradefrag-1.2.1.bin.ia64.exe 213.0 KB 2007-10-08 592 Release Notes
ultradefrag-1.2.1.bin.i386.exe 193.6 KB 2007-10-08 49,785 Release Notes
ultradefrag-1.2.0 793.9 KB 2007-10-04 13,375 Subscribe Folder view
ultradefrag-1.2.0.src.zip 203.8 KB 2007-10-04 875 Release Notes
ultradefrag-1.2.0.bin.ia64.exe 213.0 KB 2007-10-04 373 Release Notes
ultradefrag-1.2.0.bin.i386.exe 193.6 KB 2007-10-04 10,689 Release Notes
ultradefrag-1.2.0.bin.amd64.exe 183.5 KB 2007-10-04 1,438 Release Notes
ultradefrag-1.1.0 501.9 KB 2007-09-05 23,719 Subscribe Folder view
ultradefrag-1.1.0.src.zip 127.3 KB 2007-09-05 2,098 Release Notes
ultradefrag-1.1.0.bin.ia64.exe 148.8 KB 2007-09-05 378 Release Notes
ultradefrag-1.1.0.bin.i386.exe 107.1 KB 2007-09-05 19,506 Release Notes
ultradefrag-1.1.0.bin.amd64.exe 118.7 KB 2007-09-05 1,737 Release Notes
ultradefrag-1.0.5 (stable) 448.0 KB 2007-08-03 42,297 Subscribe Folder view
ultradefrag-1.0.5.src.zip 109.3 KB 2007-08-03 5,486 Release Notes
ultradefrag-1.0.5.bin.ia64.exe 130.9 KB 2007-08-03 426 Release Notes
ultradefrag-1.0.5.bin.i386.exe 99.7 KB 2007-08-03 34,621 Release Notes
ultradefrag-1.0.5.bin.amd64.exe 108.0 KB 2007-08-03 1,764 Release Notes
ultradefrag-1.0.4 442.4 KB 2007-07-27 13,292 Subscribe Folder view
ultradefrag-1.0.4.src.zip 108.3 KB 2007-07-27 1,226 Release Notes
ultradefrag-1.0.4.bin.ia64.exe 128.3 KB 2007-07-27 317 Release Notes
ultradefrag-1.0.4.bin.i386.exe 98.8 KB 2007-07-27 10,585 Release Notes
ultradefrag-1.0.4.bin.amd64.exe 107.1 KB 2007-07-27 1,164 Release Notes
ultradefrag-1.0.3 437.0 KB 2007-07-22 20,209 Subscribe Folder view
ultradefrag-1.0.3.src.zip 103.0 KB 2007-07-22 1,631 Release Notes
ultradefrag-1.0.3.bin.ia64.exe 128.2 KB 2007-07-22 255 Release Notes
ultradefrag-1.0.3.bin.i386.exe 98.7 KB 2007-07-22 17,219 Release Notes
ultradefrag-1.0.3.bin.amd64.exe 107.1 KB 2007-07-22 1,104 Release Notes
ultradefrag-1.0.2 428.1 KB 2007-07-17 11,138 Subscribe Folder view
ultradefrag-1.0.2.bin.ia64.exe 124.8 KB 2007-07-17 174 Release Notes
ultradefrag-1.0.2.src.zip 100.8 KB 2007-07-17 1,298 Release Notes
ultradefrag-1.0.2.bin.i386.exe 97.2 KB 2007-07-17 9,159 Release Notes
ultradefrag-1.0.2.bin.amd64.exe 105.3 KB 2007-07-17 507 Release Notes
ultradefrag-1.0.1 183.8 KB 2007-07-11 11,979 Subscribe Folder view
ultradefrag-1.0.1.src.zip 87.7 KB 2007-07-11 780 Release Notes
ultradefrag-1.0.1.bin.i386.exe 96.1 KB 2007-07-11 11,199 Release Notes
ultradefrag-1.0.0 181.9 KB 2007-07-05 8,060 Subscribe Folder view
ultradefrag-1.0.0.src.zip 86.4 KB 2007-07-05 426 Release Notes
ultradefrag-1.0.0.bin.i386.exe 95.5 KB 2007-07-05 7,634 Release Notes