# GO-29 SciRPN

> Utilities

Canonical page: [https://chrome-stats.com/d/id1472811056](https://chrome-stats.com/d/id1472811056)

## Overview

- **ID:** `id1472811056`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Steve Lidie
- **Category:** Utilities
- **Rating:** 5.00 / 5 (5 ratings)
- **Version:** 26.5.1
- **Last updated:** 2026-06-11
- **First published:** 2019-07-18
- **Size:** 26 MB
- **Data as of:** 2026-09-06
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/go-29-scirpn/id1472811056)
- **Website:** [http://www.bigcatos.com/BigCatOs/go-2x-scirpn/go-29.html](http://www.bigcatos.com/BigCatOs/go-2x-scirpn/go-29.html)
- **Privacy policy:** [http://www.bigcatos.com/BigCatOs/BigCatOSPrivacyPolicy.pdf](http://www.bigcatos.com/BigCatOs/BigCatOSPrivacyPolicy.pdf)

## Description

GO-29 SciRPN closely simulates the venerable HP-29C Programmable Pocket Scientific Calculator from 1977. Virtually indistinguishable from the real item in operation, GO-29 is a powerful yet simple retro calculator.

• RPN (Reverse Polish Notation)
• 10-digit LED calculator display, 10-99 to 10+99
• Four stack registers with roll down
•  Thirty storage registers with arithmetic memory operators:
	◦ 10 primary registers
	◦  6 statistical registers
	◦ 14 indirect registers
• Math, trigonometric, polar/rectangular, sexagesimal/decimal, logarithmic, statistical, power and other miscellaneous functions
• Programmable, with labels, subroutines, branching, conditionals, indirect addressing, annotated program listing, and memory for 198 program steps
• Library of Sample Programs
• Fast, slow or single step program execution
• Program import via pasteboard or from other Apps
• Program export via printer, email, pasteboard or to others Apps
• iTunes program File Sharing
• Two additional windows with views of:
	◦ stack/storage registers
	◦ keystroke log
	◦ program source code
	◦ program documentation
• Copy-from and Paste-to the calculator display
• Simple Paper Tape annotations

## Rankings

- #440,269 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id1472811056)