Free42

Business Profile

Core Value Proposition

Free42 provides an HP-42S calculator simulator. Plus42 provides an enhanced HP-42S calculator simulator, and JDBC Navigator provides a database browser and editor.

Target Customer

Tech enthusiasts and developers seeking HP-42S calculator emulation (Free42/Plus42), database tools (JDBC Navigator), and MacOS/iOS utilities and games.

Key Differentiator

A focused collection of faithful HP-42S calculator emulators (Free42 and Plus42) combined with a standalone JDBC database browser/editor, plus lightweight MacOS/iOS utilities and games, all hosted by a single developer.

Pain Points

1Need for faithful or enhanced HP-42S calculator emulation on modern platforms.
2Desire for a standalone, easy-to-use database browser/editor for JDBC connections.
3Interest in lightweight MacOS/iOS utilities and classic-style games and screen savers.

Key Features

1Free42 — HP-42S calculator simulator
2Plus42 — Enhanced HP-42S calculator simulator
3JDBC Navigator — Database browser and editor
4Life II — Game of Life app for iOS
5Freecell — Freecell for MacOS (with fixes by the author)
6Frutselaar — Screen saver for MacOS and Windows

Target Customer Industries

Key Benefits

1Faithful HP-42S calculator emulation (Free42)

2Enhanced calculator features (Plus42)

3Integrated database browser/editor (JDBC Navigator)

4Lightweight utilities and mobile apps (Life II, Freecell, Frutselaar)

Additional Product Information

Product Description

Free42 is an HP-42S calculator simulator; Plus42 is an enhanced HP-42S calculator simulator; JDBC Navigator is a database browser and editor. The site hosts these projects.

Target Market

Tech enthusiasts, developers, and MacOS/iOS users seeking calculator emulation, database tools, and lightweight utilities.

Unique Value Proposition

A niche collection of faithful HP-42S calculator emulators (Free42/Plus42) plus a standalone JDBC database browser/editor, plus lightweight MacOS/iOS utilities, all hosted by a single developer.

Technical Requirements

Not specified in content

Pricing Model

Not specified

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