Developer: Mac Productive

Current Version: 1.3.1

Price: Free

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: Yes

iPhone Presence: None

Required Applications: FileMaker Pro (free Runtime version available)

Distinguishing Features: Also organizes notes, contacts, and other information related to projects.

News: None

Developer: Jon Crosby

Current Version: 0.9.3

Price: Free, open-source

Development Status: Beta

iCal Sync: Yes

QuickSilver Plug-in: Yes

Web-app Sync: Yes

Print Lists: Yes

iPhone Presence: None

Required Applications: None

Distinguishing Features: Processing engine; iPod sync; Mail and MailTags compatibility.

News: None.

Developer: Orionbelt.com

Current Version: 2.1

Price: $20

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: Yes

Web-app Sync: Yes

Print Lists: Yes

iPhone Presence: App (free); Web App (free)

Required Applications: None

Distinguishing Features: Windows version available; automatic advance of uncompleted due tasks to today.

News: Tags are promised as a high priority in the next upgrade.

Developer: Twin Forces

Current Version: 2.0d18

Price: Free, open-source

Development Status: Release

iCal Sync: No

QuickSilver Plug-in: Yes

Web-app Sync: No

Print Lists: Yes

iPhone Presence: None

Required Applications: None

Distinguishing Features: Quick-entry box; fuzzy repeated actions.

News: None

Developer: Ghost Park Software

Current Version: 1.1

Price: $20

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: Yes

iPhone Presence: None

Required Applications: None

Distinguishing Features: .Mac syncing (without iCal running); PDA/iPod syncing.

News: None

Developer: Bartek

Current Version: 1.4.5.6

Price: Free

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: Yes

Web-app Sync: No

Print Lists: Yes

iPhone Presence: None

Required Applications: None

Distinguishing Features: Compatible with Address Book, Mail, iSync, and MailTags, as well as Web browser support, Path Finder, Yojimbo, MacJournal, and others; quick-entry feature; simple yet powerful interface.

News: None.

Developer: HensPace

Current Version: 1.90

Price: Free

Development Status: Release

iCal Sync: No

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: Yes

iPhone Presence: None

Required Applications: Python 2.4 or later

Distinguishing Features: Compatible with any OS running Python (including Windows); very simple text-only utility.

News: A recent jump to version 1.9 includes a date bug fix and a Python maintenance issue, plus it adds support for plug-ins, thereby opening the door to user modifications.

Developer: Jeff Fisher

Current Version: 1.3

Price: Free

Development Status: Pre-final

iCal Sync: No

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: Yes

iPhone Presence: None

Required Applications: Mori 1.6.11

Distinguishing Features: Expands Mori (digital notebook) functions to include GTD principles.

News: None

Developer: Midnight Beep Softworks

Current Version: 1.3.1

Price: $35

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: Yes

iPhone Presence: None

Required Applications: None

Distinguishing Features: Action timer; quick-note and quick-action hot keys; Mail compatible; automatic data collection.

News: The Web site recently saw big changes, including doing away with all of the promises of version 2.0, no more blog, and no forums linked on the front page. Also, version 1.4 beta is available for download.

Developer: Omni Group

Current Version: 1.5

Price: $80

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: Yes

Web-app Sync: No

Print Lists: Yes

iPhone Presence: App ($20)

Required Applications: None

Distinguishing Features: Mail- and Spotlight-compatible; simple interface with powerful view features.

News: Version 1.5 is now in full release, bringing interface improvements, Bonjour syncing, better archiving, and an improved ability for the database to self-maintain and repair.

Developer: Todd Vasquez

Current Version: 1.3f

Price: $20

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: Yes

Web-app Sync: No

Print Lists: Yes

iPhone Presence: None

Required Applications: None

Distinguishing Features: A very different approach using a set of AppleScript routines to impose organization and communication across a computer’s entire file system; multiple language support.

News: The last 1.3 release, according to the developer—version 1.4 is on the way. 1.3f brings “speed and performance” improvement and some bug fixes.

Developer: Hog Bay Software

Current Version: 2.0

Price: $19

Development Status: Release

iCal Sync: No

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: Yes

iPhone Presence: None

Required Applications: None

Distinguishing Features: Simple, text-based system; no-frills, intentionally designed as an alternative to more fully featured systems.

News: New version 2.0 brings a system-wide quick entry window, AppleScript support, improved search, and a handful of other improvements.

Developer: Cultured Code

Current Version: 1.0.1

Price: $50

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: Yes

iPhone Presence: App ($10)

Required Applications: None

Distinguishing Features: iCal sync; repeating tasks; Mail compatibility; tags; network and multi-computer operation; and import/export options.

News: Release at Macworld Expo took Best of Show.

Developer: Avente Pty Ltd

Current Version: 2.0.1

Price: Free, open-source

Development Status: Release

iCal Sync: No

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: Yes

iPhone Presence: None

Required Applications: None

Distinguishing Features: Cross-platform compatibility through Java; interactive collection and processing; can be run off of a flash-drive.

News: The developers have a new Web site, including “membership,” which apparently offers, at least, member-only modules for Thinking Rock.

Developer: Objective Satisfaction

Current Version: 1.3.2

Price: $29

Development Status: Release

iCal Sync: No

QuickSilver Plug-in: Yes

Web-app Sync: No

Print Lists: Yes

iPhone Presence: None

Required Applications: None

Distinguishing Features: Drag-and-drop intensive for easy reorganization; .Mac syncing for multiple computers; XML export.

News: None

Developer: Tom Stoelwinder, Model Concept

Current Version: 1.0

Price: Free/Donationware

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: Yes (through iCal)

iPhone Presence: None

Distinguishing Features: A menu-bar utility that gives a HUD-like interface to iCal tasks; sorts by calendar; Mac OS X 10.5 only.

News: None

Developer: The Chandler Project

Current Version: 1.0

Price: Open Source

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: No

Web-app Sync: Yes

Print Lists: Yes (through iCal)

iPhone Presence: None

Distinguishing Features: A good integrated calendar makes this one a fairly full-orbed PIM.

News: None

Developer: Second Gear

Current Version: 3.8

Price: Free/Donationware

Development Status: Release

iCal Sync: No

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: Yes

iPhone Presence: None

Distinguishing Features: A menu-bar utility that manages basic task lists; syncs with iPods; a .Mac Backup QuickPick is provided.

News: None

Developer: Thinking Code Software, Inc.

Current Version: 1.2.b19

Price: $19

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: Yes (through iCal)

iPhone Presence: App ($8)

Distinguishing Features: A simple yet powerful menu-bar style task list manager, with tags, groups, notes, and a handful of other options.

News: The Web site is currently down, preparing for 2.0.

Developer: Surprise Software

Current Version: 1.3

Price: $20

Development Status: Release

iCal Sync: No

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: Yes

iPhone Presence: None

Distinguishing Features: A neat basic list management application. A Windows version is also available.

News: None

Developer: Jim McGowan

Current Version: 2.6

Price: Donationware

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: Yes

Web-app Sync: No

Print Lists: No

iPhone Presence: None

Distinguishing Features: .Mac support and AppleScriptability. Also supports file attachments and categories for lists.

News: None

Developer: flexgames

Current Version: 1.10

Price: Free/Donationware

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: Yes (through iCal)

iPhone Presence: None

Distinguishing Features: A task and event creator for iCal—something of a collection bucket for GTD users.

News: None

Developer: Aram Kudurshian

Current Version: 1.11 (Mac OS X 10.4 only)

Price: $6 (personal); $12 (family); $60 (business)

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: Yes (through iCal)

iPhone Presence: None

Distinguishing Features: A system preference pane, creates a menu in the menu bar that lets you create and update your iCal tasks.

News: None

Developer: Intuiware

Current Version: 1.4.1

Price: $20

Development Status: Release

iCal Sync: No

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: No

iPhone Presence: None

Distinguishing Features: Tracks a substantial amount of information about a given task, including completion status, priority, time remaining; supports tagging, color-coding, and locking of tasks. Also allows collection of URLs and files.

News: None

Developer: Script Software

Current Version: 3.0.5

Price: $20

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: No

Distinguishing Features: Offers a menu bar–based method of managing task lists; includes .Mac syncing.

News: None

Developer: Llamagraphics

Current Version: 5.0.2

Price: $65 ($80 bundled with Palm version)

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: Yes (through iCal)

Distinguishing Features: Gives “meta-feedback” about tasks: how much time are you spending in different areas of your life (i.e., work, family, hobbies, etc.), and are you keeping it balanced? Palm and Windows versions available.

News: A Life Balance iPhone app is now available through the App Store for $20.

Developer: Circus Ponies

Current Version: 3.0

Price: $50 (academic and family pack pricing available)

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: Yes

Web-app Sync: No

Print Lists: Yes

Distinguishing Features:

News:

Developer: iSlayer

Current Version: 1.11

Price: Donationware

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: No

iPhone Presence: None

Distinguishing Features: Dashboard widget with calendar events, tasks, notes, and world clock.

News: None

Developer: The Blue Technologies Group

Current Version: 1.1

Price: €7.50 (about $10)

Development Status: Release

iCal Sync: No

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: Yes

iPhone Presence: None

Distinguishing Features: Is a combination notepad and to-do list manager, with creation date, notes, and a check-box for completed items. Tasks can be color-coded based on a low-level preference set-up.

News: None

Developer: Ryan Conway

Current Version: 1.1.0

Price: Free

Development Status: Release

iCal Sync: No

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: No

iPhone Presence: None

Distinguishing Features: Ultra-simple task list: remaining tasks in a simple list, completed tasks in a drawer (which can be hidden). Tasks are just single-line descriptions with a checkbox. Could be right for the super-simplified life.

News: None

Developer: Omicron Software Systems, Inc.

Current Version: 2.2

Price: $15

Development Status: Release

iCal Sync: Import from iCal only

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: No

iPhone Presence: None

Distinguishing Features: Offers categories, priorities, and attached notes.

News: None

Developer: InterfaceThis

Current Version: 1.0

Price: Free

Development Status: Release

iCal Sync: Yes

QuickSilver Plug-in: No

Web-app Sync: No

Print Lists: Yes (through iCal)

iPhone Presence: None

Distinguishing Features: A basic task creator for iCal, serving as a collection bucket.

News: None

Price: Free

Description: Lean and fast, including a calendar, task list, and limited Gmail interaction. Also RSS and iCal feeds, SMS, and sharing. Nice interface, too.

Price: Free (donations get extra features)

Description: Specifically designed as an iPhone web-app, it’s light and lean for EDGE network optimization. Submit inbox items via e-mail, Twitter (with donation), Jott (with donation), and the usual features.

Price: Free

Description: Another Web version of a GTD tool, with the standard features, plus addition of Goals, check-lists for recurring tasks, schedule management, and an iCal-compatible calendar. A mobile version is also available.

Price: Free

Description: A Firefox extension for GTD integration with Gmail. Prepackaged labels, a Review process, specialized searches within Gmail, quick-entry for tasks, and printable. Works well in conjunction with RememberTheMilk. Current version, 2.0.8.4, is open-source; requires Firefox.

Price: Free

Description: A PHP solution designed to be locally installed. A simple tabbed interface, capture, and process stages; weekly review. Currently at version 0.8.

Price: $10/year

Description: Includes a collection inbox and context or project task viewing panes, as well as inactive projects and tasks. Daily e-mail reminders of tasks; new tasks can be added by e-mail; data export.

Price: Free

Description: Uses Google Gears and Firefox; has a lean, basic interface with multiple-list management capability. Works with or without a network connection.

Price: Free

Description: PHP-based, so it installs locally and runs in your browser; supports contexts and reminders.

Price: Free

Description: Has markers for which action will be next and a time estimation for tasks. Contexts are visible and identifiable. And it is easy to collect and process quickly. iPhone-ready.

Price: Free

Description: Tabs for next actions, contexts, projects, and done actions; drag-and-drop organization; easy un-doing of tasks.

Price: Free

Description: Easy keyboard navigation, good use of calendaring for tasks, and a useful set of attributes for tasks, as well as the ability to auto-hide unneeded list views, help Task Writer to stand out a bit.

Price: Free

Description: Has a Firefox plugin and a Google gadget for easy collection; also supports e-mail, voice mail, and traditional entry for collection. Includes a good overview of GTD in co-operation with its tools, as well. iPhone-optimized.

Price: Free

Description: A Web server that runs locally, or hosted through tracks.tra.in. Fast, lean, and pretty, it offers calendaring and a multi-user component. Currently at version 1.6.

Price: $5/month (premium)

Description: Is a wide-scale GTD system: collection, project management, recurring actions, and tickler files. Includes a mobile edition, iCal and RSS feeds, and e-mail and SMS reminders. An iPhone-specific version is available. A premium (paid) version also includes security encryption, collaboration, file attachments, and calendaring.