Compression

1.2.4
GUI Tar
GUI Tar

4.7

Compress/decompress .tar, .gz, bz, .zip and more.
Free
3.10.5
PDF Squeezer
PDF Squeezer

4.0

Simple-to-use PDF compression tool.
$5.99
4.9.1
PDF Shrink
PDF Shrink

3.8

Compress PDF documents.
$35.00
1.1.3
PhoneExpander
PhoneExpander

4.0

Quickly free up iOS storage (beta).
$20.00
2.1.4
Zip Mac Files For PC
Zip Mac Files For PC

3.7

Create PC-friendly zip files.
$13.99
1.2
DMG Architect
DMG Architect

3.6

Create professional disk images.
$29.99
4.1
simplyUnRAR
simplyUnRAR

4.0

Drag & drop extraction of .rar files.
Free
2.3.4
iPack
iPack

2.3

Full-featured compressed-archive manager.
$3.99
3.0
Compress
Compress

4.5

Compress files using tar, gzip, bzip2, zip, p7zip formats.
Free
1.0
ZipCleaner
ZipCleaner

5.0

Discard superfluous files from .zip archives.
Free
1.0.4
Zipster
Zipster

2.5

Treat Zip files like folders.
Free
2.0.2
FileStorm
FileStorm

4.0

Create custom software installers for OS X products.
$19.95
5.1
VISE X
VISE X

4.5

Create your own installation programs.
$650.00
2.1.2
Convert64
Convert64

5.0

Converts Base64 files to binary, and vice versa.
$.99
1.5
EasyDMG
EasyDMG

4.0

Create .dmg archives by simple drag & drop.
Free
1.0
Archivator
Archivator

3.9

Create and unarchive RAR, ZIP, 7z, and other popular formats.
Free
1.0.3
Compress
Compress

1.6

Compress JPG, PNG, and PSD files and preserve quality.
$9.99
5.0.2
Compress Files
Compress Files

4.2

Compress/archive/email files and omit Mac-specific invisible files.
$9.99
5.6.7
RAR Extractor Lite
RAR Extractor Lite

2.3

Free archive extraction utility.
Free
2.1.0
Cisdem BetterUnarchiver
Cisdem BetterUnarchiver

5.0

Unzip partially or entirely, preview, and compress files.
$14.99
3.0
CocoaZip
CocoaZip

5.0

Zip, gzip, tar, and compress utility.
Free
3.4.0
Cisdem PDFCompressor
Cisdem PDFCompressor

3.8

Reduce the size of PDF files.
$24.99
6.0
UnZip
UnZip

2.0

Replace the default UnZip included in Snow Leopard.
Free
2.0.6
DMG Maker
DMG Maker

5.0

Create .dmg or .img archives.
$10.00