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
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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