
A personal organizer, datebook, date log, daybook, day planner, personal analog assistant, personal planner, year planner, or agenda, is a small book or binder that is designed to be portable. It usually contains a diary, calendar, address book, blank paper, and other sections. The organizer is a personal tool and may also include pages with useful information, such as maps and telephone codes. It is related to the separate desktop stationery items that have one or more of the same functions, such as appointment calendars, rolodexes, notebooks, and almanacs.

All My Movies is a movie collection organizer software for establishing a personal database of media collections developed by Bolide Software.

Ofer Bergman is an associate professor at the Department of Information Science, Bar-Ilan University. His research interests include Personal Information Management, Information behavior and Human-Computer Interaction. He has co-authored 40 publications, including the book The Science of Managing Our Digital Stuff, and Navigating Through Digital Folders Uses The Same Brain Structures as Real World Navigation.
BitPim is an open source program designed for managing content on CDMA devices. Most mobile phones using a Qualcomm-manufactured CDMA chipset are supported. The program is also cross-platform, operating on the Microsoft Windows, Mac OS X, and Linux operating systems.

A bullet journal is a method of personal organization developed by designer Ryder Carroll. The system organizes scheduling, reminders, to-do lists, brainstorming, and other organizational tasks into a single notebook. The name "bullet journal" comes from the use of abbreviated bullet points to log information, but it also partially comes from the use of dot journals, which are gridded using dots rather than lines. First shared with the public in 2013, it has become a popular method, garnering significant attention on Kickstarter, Instagram, Facebook, YouTube, and Pinterest.

Contacts is a computerized address book included with the Apple operating systems iOS, iPadOS and macOS, previously Mac OS X and OS X. It includes various cloud synchronization capabilities and integrates with other Apple applications and features, including iMessage and and the iCloud service.

Delicious Library is a digital asset management app for Mac OS X, developed by Delicious Monster to allow the user to keep track and manage their physical collections of books, movies, CDs, and video games.

DVD Profiler is a program that allows users to catalogue their DVD collections. The program was created by Ken Cole at InterVocative Software. Although it can be used for free, it can be upgraded to a premium registration for a one-time fee. Registration allows users to download higher-resolution cover scans, to vote on all changes to the DVD database, and to use the newest beta versions of the software.
Ecco Pro was a personal information manager software based on an outliner, and supporting folders similar to spreadsheet columns that allow filtering and sorting of information based upon user defined criteria.

ELOG is a Web application written by Stefan Ritt in C which can be used to create personal and common logbooks. It has been developed at the Paul Scherrer Institute originally for shift logbooks in the particle physics experiment MEG, but is now widely used in other fields. Besides the CERN experiments LHCb and CMS, it is used on the US coastguard icebreaker USCGC Healy and part of the Debian distribution.

eM Client is a Windows and macOS based email client for sending and receiving emails, managing calendars, tasks, contacts, and notes. Live chat is integrated as well. It was developed as a user-friendly alternative to existing email clients and calendar solutions.

Feng Office Community Edition is an open-source collaboration platform developed and supported by Feng Office and the OpenGoo community. It is a fully featured online office suite with a similar set of features as other online office suites, like G Suite, Microsoft Office Live, Zimbra, LibreOffice Online and Zoho Office Suite. The application can be downloaded and installed on a server.

Filofax is a company based in the UK that produces a range of personal organiser wallets. The organisers are traditionally leather bound and have a six-ring loose-leaf binder system. The design originated at Lefax, a United States company from Philadelphia which was exporting products to the UK. The company also markets a range of personal leather goods and luggage under the "Filofax" brand.

The Franklin Planner is a paper-based time management system created by Richard I Winwood which began sales in 1984 from Franklin International Institute, Inc. The planner itself is the paper component of the time management system developed by Winwood.

GrandView is an outlining and personal information management (PIM) application originally developed by Living Videotext. Living Videotext was acquired by Symantec in 1987. Grandview was sold until the early 1990s and is no longer supported by Symantec. It closely resembled PC-Outline, an outliner for IBM PCs of the 1980s. Grandview was derived from the same software.

The Hipster PDA is a paper-based personal organizer, popularized by Merlin Mann. Originally a tongue-in-cheek reaction to the increasing expense and complexity of personal digital assistants (PDA), the Hipster PDA simply comprises a sheaf of index cards held together with a binder clip. Following widespread coverage in the media and blogs, the hPDA has become a popular personal management tool particularly with followers of David Allen's Getting Things Done methodology.

Lotus Organizer was a personal information manager (PIM). It was initially developed by Threadz, a small British software house, reaching version 3.0. Organizer was subsequently acquired by Lotus Development Corporation, for whom the package was a Windows-based replacement for Lotus Agenda. For several years it was the unquestioned market leader until it was gradually overtaken by Microsoft Outlook.

Calendar is a personal calendar application made by Microsoft for Microsoft Windows. It offers synchronization of calendars using Microsoft Exchange Server, Outlook.com Apple's iCloud calendar service, and Google Calendar. It supports the popular iCalendar format.

iSync is a software application first released by Apple Inc. on Jan 2, 2003. Apple licensed the core technology from fusionOne. It ran only under Mac OS X and was used to synchronize contact and calendar data from Address Book and iCal with many non-Apple SyncML-enabled mobile phones via a Bluetooth or USB connection. Support for many devices was built-in, with newer devices being supported via manufacturer and third-party iSync Plugins. Support for Palm OS organizers and compatible smartphones was removed with the release of iSync 3.1 and Mac OS X 10.6 Snow Leopard. BlackBerry OS, Palm OS, and Windows Mobile devices could not be used with iSync, but were supported by third-party applications. Before the release of Mac OS X 10.4, iSync also synchronized a user's Safari bookmarks with the then .Mac subscription service provided by Apple.

Mail is an email client developed by Microsoft and included in Windows Vista and later versions of Windows. The main function of Mail is sending and receiving email. It is a successor to Outlook Express, which was either included with or released for Internet Explorer 3.0 and later.

Microsoft Entourage is a discontinued e-mail client and personal information manager that was developed by Microsoft for Mac OS 8.5 and later. Microsoft first released Entourage in October 2000 as part of the Microsoft Office 2001 office suite; Office 98, the previous version of Microsoft Office for the classic Mac OS included Outlook Express 5. The last version was Entourage: Mac 2008, part of Microsoft Office 2008 for Mac, released on January 15, 2008. Entourage was replaced by Outlook for Macintosh in Microsoft Office for Mac 2011, released on October 26, 2010.

Microsoft Outlook is a personal information manager software system from Microsoft, available as a part of the Microsoft Office suite. Though primarily an email client, Outlook also includes such functions as calendaring, task managing, contact managing, note-taking, journal logging, and web browsing.

Mozilla Sunbird is a discontinued free and open-source, cross-platform calendar application that was developed by the Mozilla Foundation, Sun Microsystems and many volunteers. Mozilla Sunbird was described as "... a cross platform standalone calendar application based on Mozilla's XUL user interface language." Announced in July 2003, Sunbird was a standalone version of the Mozilla Calendar Project.

MyInfo is a personal information manager developed by Milenix Software. MyInfo collects, organizes, edit, stores, and retrieves personal-reference information like text documents, web snippets, e-mails, notes, and files from other applications.

Outlook on the web is a personal information manager web app from Microsoft. It is included in Microsoft 365, Office 365, Exchange Server 2016/2019, and Exchange Online. It includes a web-based email client, a calendar tool, a contact manager, and a task manager. It also includes add-in integration, Skype on the web, and alerts as well as unified themes that span across all the web apps. Outlook on the web is navigated using the App Launcher icon which brings down a list of web apps from which the user may choose. In 2015, Microsoft started upgrading Outlook.com and Outlook on the web to use the Office 365 infrastructure, which was almost complete in January 2017 after the next version of Outlook.com was released.

The phablet is a class of modern mobile devices combining or straddling the size format of smartphones and tablets. The word itself is a portmanteau of the words phone and tablet.

The Psion Organiser was the brand name of a range of pocket computers developed by the British company Psion in the 1980s. The Organiser I and Organiser II had a characteristic hard plastic sliding cover protecting a 6×6 keyboard with letters arranged alphabetically.

Scrivener is a word-processing program and outliner designed for authors. Scrivener provides a management system for documents, notes and metadata. This allows the user to organize notes, concepts, research, and whole documents for easy access and reference. Scrivener offers templates for screenplays, fiction, and non-fiction manuscripts. After writing a text, the user may export it for final formatting to a standard word processor, screenwriting software, desktop publishing software, or TeX.

Trapper Keeper is a brand of loose-leaf binder created by Mead. Popular with students in the United States, Canada and parts of Latin America from the 1970s to the 1990s, it featured sliding plastic rings, folders, and pockets to keep schoolwork and papers, and a wrap around flap with a Velcro closure.

Yahoo! Mail is an email service launched on October 8, 1997 by the American company Yahoo!, now a subsidiary of Verizon. It offers four different email plans: three for personal use and another for businesses. As of January 2020, Yahoo! Mail had 225 million users.

Yojimbo is a personal information manager for Mac OS X by Bare Bones Software. It can store notes, images and media, URLs, web pages, and passwords. Yojimbo can also encrypt any of its contents and store the password in the Keychain. It is Bare Bones' second Cocoa application.