Peachtree Accounting was originally created in 1975 by an Altair dealer, The Computer SystemCenter, in Atlanta, Georgia to help sell Altair computers. That possibly would have made it the first accounting package for personal computers.

PerfectOffice is a bundle of office applications that competed head on with Microsoft Office.It bundles WordPerfect and a number of other office applications. This bundle started out as "Borland Office", was briefly known as "Novell PerfectOffice", then "Corel Office", and under Corel it later became "WordPerfect Office". (Not to be confused with the unrelated ~1990 groupware program, also called "WordPerfect Office")

PerfectWorks is an all-in-one word processing/spreadsheet/database/drawing program originally sold by WordPerfect Corp, and later by Novell.

Performance Now, from KnowledgePoint, is a Windows 3.1 automated tool for writing employee performance reports. It can exchange data with KnowledgePoint Descriptions Now.

Personal Attorney is a program that automatically generates a number of legal templates for use in word processors.

Aldus Persuasion is a presentation and slide creation program. "With the support that Persuasion offers - professional quality slides, overheads, handouts, and speaker notes - you can deliver your presentation with more confidence and ease than ever before." After version 2.x, Persuasion was purchased by Adobe.

PFS:Business Plan is a business management program specifically tailored for creating company business plans. This involves market analysis, business forecasting, sales forecasts, balance sheets, cash flow, etc.

PFS WindowWorks, from Spinnaker Software and Ancier Technologies, is an integrated all-in-one office application that includes a word processor, spreadsheet, chart editor, telecommunications, database, label maker and address book. Supposedly it was the first of such office suites for Windows 3.0, but soon competed with Microsoft Works for Windows. for Windows"](/product/better-working-eight).

Softkey PharmAssist is a simple and easy to use CD-ROM reference of medications and health information.

Adobe PhotoDeluxe is a simplified photo manipulation tool targeted at novice users. It performs a variety of tasks, including red-eye removal, shadow dropping, smudging, and cloning and can produce "projects" such as cards and calendars. It is designed to integrate with scanners and digital cameras. It competed against Microsoft Picture-It

PhotoFinish is an image editor that features a number of effects geared towards photo touch-ups or enhancements. It also supports acquiring images from a scanner. It was produced and sold by ZSoft, who earlier created PC Paintbrush. PhotoFinish somewhat resembles PC Paintbrush, but has many more features. After SoftKey bought out ZSoft, they rebranded this product as "PC PaintBrush 1.0" and sold it a a budget title.

Photoshop is a powerful drawing and photo manipulation program for both Mac and Windows. The Macintosh version was released by Adobe in 1990, although a very small number were bundled with Barneyscan slide scanners prior to that. Photoshop contained many advanced features including layered images, advanced color control, and plug-ins. Prior to its release, many of its features were only found in high end dedicated photo pre-processing systems.

Photoshop Lightroom is a utility from Adobe for Photoshop that aids in applying post-processing to high amounts of images in batch.

Easily touch-up, transform, organize and share photos with family and friends

PhotoWorks is an image file viewer and simplified image processor. It was designed as part of a film scanning service provided by Seattle FilmWorks in which customers received a CD-ROM of their scanned images in Seattle FilmWorks proprietary format. The PhotoWorks software was required to view the images, but can export to other formats. PhotoWorks also enables users to perform basic image adjustments such contrast, brightness, or cropping.

Picture It!, from Microsoft, is a photo image adjustment tool for novice users. It includes a number of standard touch-up functions such as red-eye adjustment, resizing, brightness, contrast, and cropping. It can make direct use of scanners and digital cameras. All functions are presented as a dumbed down step-by step series of tabs and menus. Picture-It competed against Adobe Photodeluxe.

Pilot Desktop is a program used to synchronize data with a Palm Pilot.

PinPoint, from the UK software company Longman Logotron, is an easy to use tool for creating and filling computerized survey forms as well as analyzing and presenting the results. It features a robust set of form elements, built-in graphing, and the ability to import data from other products.

Pkzip is the most common archiver for MS-DOS based systems. It implements a an open compression method and is much faster than other archivers of its time.

Policies Now is a document creation wizard that specializes in corporate policies. It provides general purpose templates with carefully constructed language that are customized via a series of questions. The results may be manually customized further with a built in text editor. accompanied by "DescriptionsWrite Now!" (A job description writing tool), and "Personal Policy Expert". These were renamed to "Policies Now!", "Description Now!", and "Policies Now! HR Pro Edition" respectively.

PowerDVD is a DVD player program bundled with some CD-ROM drives.

Microsoft PowerPoint is a graphical presentation tool that is today part of Microsoft Office. Prior to its acquisition by Microsoft, it was known as "Presenter" from Forethought Inc. These are the standalone versions. For the Office bundled versions, see Microsoft Office.

Powersoft PowerViewer is a powerful business graphing and reporting tool that includes the ability to connect to a wide variety of databases. The modern bullshit term for this kind of software is "Business Intelligence" software. It features the ability to let users quickly create complex yet good looking presentation-quality reports from data in a database. PowerViewer was sold alongside Powersoft PowerBuilder.

Presentation Server, from Citrix, is an application virtualization product that allows users to connect to applications on Windows Server remotely.

Pressworks is an entry level desktop publishing application for 16-bit Microsoft Windows 3.1. name "Pressworks" in the UK. In the US market, it was distributed by Timeworks under the name Publish-it for Windows.