RPN is an advanced and highly customizable postfix calculator for scientific, engineering, and financial calculations. It has been in use for many years by PalmOS enthusiasts who can't get by without an RPN calculator. RPN is shareware.

This is intended for Clie devices, but seems to work on non-Clie devices as well (with some graphical glitches). Japanese fonts are suggested, but it'll work without them.

From original release:

Name: Puyo Puyo Fever Genre: puzzle ...

Based on the best-selling PC game by leading casual game publisher and developer, Sandlot Games, Cake Mania is a fun, fast-paced culinary challenge. Help Jill to bake, frost, and decorate ever more elaborate cakes whilst impatient customers demand to ...

Windows integrated development environment (IDE) for creating Palm OS apps. Write and test your BASIC program on the desktop, then download it to your device to run it.

Installer available on GitHub and in the downloads area below.

Big ...

From website: Astro Info is an open-source astronomical ephemeris/almanac for PalmOS. It displays some basic information useful to star gazers, such as rise, trans and set times, coordinates, magnitude and phase information for Sun, Moon, the other 8 ...

All unlocked Palm Treo ringtones, taken from a Treo 755p. Ringtones are in MIDI format.

Upgrade your Palm III, IIIc, IIIx, or IIIxe from Palm OS 3.0 up to Palm OS 3.5.3, featuring new apps, enhanced security, and more. For the latest supported version, see Palm OS 4.1 Upgrade.

To determine your ...

Palm OS port of the popular 1983 arcade game Sinistar

Convert one of your hardware buttons into a fully functioning power button.

Driver and Conduit for the Veo PhotoTraveler 130S (and HP PhotoSmart Mobile Camera OEM variant). Includes a patched PRC found on C4PDA that removes the device check, potentially working on more than just the listed devices (Palm Tungsten ...