This is a listing of preinstalled applications of Ubuntu 24.04 "Noble Numbat" from A to Z with brief explanations of their purposes. With this article, you will begin to know that your Ubuntu has many default apps from Additional Drivers to Videos and you will learn in general about what you can do with them in your computing. And we also included some useful tutorials related to productivity tools like LibreOffice so you can learn more. Now let's read and we wish you the best!
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A
Aisleriot: (not included in this release) a card game similar to Solitaire.
B
Backups: the backup tool. Backups (also called DejaDup) can do backup purposes: to schedule, store, and restore backups for the whole computer as well as parts of it as the user wishes. [ deja-dup ]
Baobab: see Disk Usage Analyzer.
Battery Management: see Power.
BitTorrent Client: see Transmission.
Browser: see Firefox.
C
Calculator: self-describing. For calculation purposes with scientific and financial modes. For example, it can calculate 1 + 1 as well as convert km to cm, and US dollar to other currency among other features. This application is part of GNOME. [ gnome-calculator ]
Calendar: the calendar and scheduler. Use this to view date, create schedule, and set a reminder. Calendar supports colors and access to external online service such as those by Google and others. This application is part of GNOME. [ gnome-calendar ]
D
Disks: the disk utility. Displays, create, resize, format, backup/restore, and delete disks and partitions with benchmarking and SMART (hard disk health) test ability. It supports multiple filesystems namely FAT, exFAT & NTFS (Windows) and EXT4, Btrfs & XFS (GNU/Linux) with disk encryption technology support. It enables you to make ISO image file out of CD or disk drives as well as write ISO to make bootable USB flash disk. This last functionality overlaps with Startup Disk Creator. [ gnome-disk-utility ]
Disk Usage Analyzer: self-describing. Disk Usage Analyzer (also known as Baobab) Scans and displays ranking of folders based on their size with graph. User may choose any specific disk or folder and then analyze their contents quickly. It is very useful e.g. for user with limited disk capacity. [ baobab ]
Document Viewer: the PDF reader. Capable to read ebooks, comics and the format of million books of the internet, DJVU. Aside from reading your daily work documents, Document Viewer for example can also read Internet Archive's digital books. [ evince ]
Document Scanner: the scanning tool. Use this with your scanner device to make digital document out of your physical one. It can save document as either PDF or Bitmaps. For example, you can scan your old photos and the results can be digital photos stored as JPEG. [ simple-scan ]
Draw: see LibreOffice Draw.
E
Ebook Reader: see Evince.
Email Client: see Thunderbird.
Evince: see Document Viewer.
F
Files: the file manager. Files (also known as Nautilus) allows the user to access files and folders as well as all disk drives including the external USB drives. It is the central component every Ubuntu user certainly use. This application is part of GNOME. [ nautilus ]
G
GNOME: the whole desktop. GNOME is Ubuntu's user interface, its experiences, its menu and several basic applications for the user. Ubuntu's desktop features Activities button, top panel with black color, and whole screen start menu while every app window had thick title bar. Many components of Ubuntu come from GNOME for example Calendar, Disks and Settings. This technology is made by The GNOME Project. See also: X11.
H
Help: the documentation and user guide book. You can read how to work with Ubuntu Desktop in this app. This help will also open when you click Help on every Ubuntu app under its hamburger menu button to show the application user guide. For example, let's say Calculator, to open the user manual you click the hamburger menu > Help > the book will open. [ yelp ]
I
Image Viewer: the picture viewer. Image Viewer (also known as Eye of GNOME) quickly views photos and pictures. Can also display hidden information about a picture. It supports all picture formats such as JPEG, PNG, GIF, TIFF and even SVG. [ eom ]
J
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K
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L
LibreOffice: the office app. LibreOffice can produce documents as well as PDFs by one button click. It is divided to five components namely Writer the word processor, Calc the spreadsheet, Impress the presentation, Draw the diagramming tool and PDF editor, and Math the equation editor. Writer can read and write both ODT and Word's documents, Calc supports ODS and Excel's documents, while Impress supports ODP and PowerPoint's documents.
Looking for full tutorials? Click here our beginner's guides for Writer and Calc and Mail Merge and Macros.
Looking for Writer tutorials? Aside from the guides above, click here our tutorials to make Brochure/Flyer and Bulletin.
Calc (green icon) the spreadsheet, the Ubuntu Excel, to open and edit spreadsheet table with xls, xlsx, and ods formats. It is compatible to almost all Excel functions such as sum, average, vlookup and features such as mail merge and pivot table. It can create pdf by one click. Its default format is ods.
Looking for Calc tutorials? Click here our tutorials to learn about FUNCTIONS and make Calendar and Pivot Table.
Impress (red/orange icon) the Ubuntu PowerPoint, to open and make slides with ppt, pptx and odp formats. It can create pdf and epub by one click. Its default format is odp.
Draw (yellow logo), the Ubuntu Visio, that is an illustrator as well as PDF editor. Draw is a vector graphic editor with flowcharts and diagrams capabilities. File formats it can handle are eps, html, jpeg, pdf, png, svg, and tiff. [ libreoffice --draw ]
LivePatch: the enterprise updater. Corporate and enterprise users use this to access Canonical Livepatch Service. As an addition, there is Ubuntu Advantage as well, the paid support from Canonical that one among the features is Extended Security Maintenance for several old Ubuntu releases.
M
Mail Client: see Thunderbird.
Math: see LibreOffice Math.
MP3 Player: see Rhythmbox.
MP4 Player: see Videos.
N
Nautilus: see Files.
Network Manager: see Settings.
O
Office : see LibreOffice.
P
Passwords and Keys: the credentials manager. It (also known as Seahorse) enables advanced user easier management to GPG3 keys: adding, storing, removing etc.
PDF Editor: see Draw.
PDF Reader: see Evince.
Power Statistics: the battery details viewer. Use this to check up your laptop battery's health and current conditions such as max. capacity and charging capacity as well as the charging percentage. Power Statistics are good to use before buying a laptop or first run after buying one to make sure you got healthy battery. [ gnome-power-statistics ]
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R
Remmina: the remote desktop app. Use this to remotely, visually control other computer in the network. So, remote computer's screen will be able to control and click other people's desktop on your desktop. [ remmina ]
Rhythmbox: the audio player. Plays music, recordings as well as podcasts online and offline. Supports search, playlists, repeat/shuffle, favorites and automatic import for every audio file in Music in Home directory. Can play MP3, OGG, OPUS, WAV and other audio files. To play with Rhythmbox, simply double-click an MP3 file and it will play -- and same goes for other audios. [ rhythmbox ]
S
Sudoku: not included in this release.
T
Task Manager: see System Monitor.
U
Ubuntu Software: see App Center.
V
W
Wayland: the new display server technology that is a foundation so that desktop graphical user interface is displayed on screen. This new technology is introduced to replace X11 more or less. It is the default of Ubuntu 24.04 with an option to switch back to X11. See also: GNOME and X11.
Writer: see LibreOffice Writer.
X
Y
Yelp: see Help.
Z
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