Vintage Hewlett-Packard Calculators

I. The Programmables
 

 

RPN-97 Pro

iPad – V6.4

What's new?

RPN-97 Pro is the first complete simulation of Hewlett-Packard's
legendary HP-97 programmable calculator for iOS.
It is the only programmable personal desktop calculator ever built by HP.
The HP-97 was produced from 1976 to 1984.

Download hundreds of programs from this website for free.

RPN-97 Pro is the desktop version of RPN-67 Pro.
Please see the RPN-67 Pro section for
 

Details


External keyboard support (v1.1):

US Letter | A4
 

 

RPN-67 Pro

iPad – V6.4

What's new?

RPN-67 Pro is the first complete simulation of Hewlett-Packard's legendary HP-67
programmable calculator for iOS. The HP-67 was produced from 1976 to 1982.

Download hundreds of programs from this website for free.

Details


External keyboard support (v1.1):

US Letter | A4
 

 

RPN-67 SD

iPhone – V4.3

What's new?

RPN-67 SD is the iPhone version of RPN-67 Pro.
The full power of RPN-67 Pro for those times when mobility is essential.

Details

 

 

RPN-65 Pro

iPad – V3.4

What's new?

The first pocket-sized computer ever!

RPN-65 Pro is the first complete simulation of Hewlett-Packard's
amazing HP-65 programmable calculator for iOS.
The HP-65 was produced from 1974 to 1977.

Download hundreds of programs from this website for free.

Details

HP-65 Owner's Handbook


External keyboard support (v1.1):

US Letter | A4
 

 

RPN-65 SD

iPhone – V3.4

What's new?

RPN-65 SD is the iPhone version of RPN-65 Pro.
The full power of RPN-65 Pro for those times when mobility is essential.

Details

 


 

Vintage Hewlett-Packard Calculators

II. The Non-Programmables
 

 

RPN-35 SD – The Pioneer

iPhone – V2.0.2

What's new?

A simulation of Hewlett-Packard's first and
ground-breaking scientific calculator HP-35 from 1972

Details
 

 

RPN-45 HD

iPad – V5.4
What's new?

A simulation of Hewlett-Packard's
scientific calculator HP-45 from 1973
with powerful enhancements 		Was ist neu?

Eine Simulation des wissenschaftlichen Taschen-
rechners HP-45 von Hewlett-Packard aus 1973
mit starken Erweiterungen


Continue in English


Weiter in Deutsch
HP-45 Owner's Handbook
Addenda
  		45 Bedienungs-Handbuch
 




External keyboard support (v1.1):

US Letter | A4
 

 

RPN-45 SD

iPhone – V5.4
What's new?

A simulation of Hewlett-Packard's
scientific calculator HP-45 from 1973
with powerful enhancements 		  Was ist neu?

Eine Simulation des wissenschaftlichen Taschen-
rechners HP-45 von Hewlett-Packard aus 1973
mit starken Erweiterungen


Continue in English

  


Weiter in Deutsch
 
 

 

Vintage-45

iPhone – V2.2

A simulation of Hewlett-Packard's
scientific calculator HP-45 from 1973		  
Eine Simulation des wissenschaftlichen Taschen-
rechners HP-45 von Hewlett-Packard aus 1973
 
Short Manual   Kurzanleitung
 

 

RPN-55 SD

iPhone – V2.3

What's new?

RPN-55 SD is the first complete simulation of Hewlett-Packard's
timer-equipped, programmable calculator HP-55 for iOS.
The HP-55 was produced from 1975 to 1977.

Details

 


 

2nd Generation Hewlett-Packard Calculators

II. The Woodstock Series
 

 

N E W !

RPN-25 CE

iPhone – V2.0

What's new?

Celebrating the HP-25's 45th anniversary

A simulation of Hewlett-Packard's wildly popular second-generation
programmable scientific calculator HP-25(C) from 1975(76)

Details
 


 

3rd Generation Hewlett-Packard Calculators

III. The Spice Series
 

 

RPN-32 CE

iPhone – V3.3

What's new?

A simulation of Hewlett-Packard's third-generation
scientific calculator HP-32E/C from 1978

Details
 

 

RPN-34 CE

iPhone – V2.1

What's new?

A simulation of Hewlett-Packard's third-generation
scientific calculator HP-34C from 1979

Details
 

 

RPN-38 CX

iPhone – V3.3

What's new?

A simulation of Hewlett-Packard's third-generation
programmable financial calculator HP-38C from 1978

Details
 

 

Get the Spice Series calculators at a bargain:

The Spice Pac

(includes RPN-32 CE and RPN-38 CX)

The Spice Pac Plus

(includes all three calculators)
 


 

Vintage Hewlett-Packard Calculators

IV. The Freebies
 

 

FREE — GRATIS:

RPN-70 HD

iPad – V3.1

A simulation of Hewlett-Packard's
financial calculator HP-70 from 1974		  
Eine Simulation des finanziellen Taschenrechners
HP-70 von Hewlett-Packard aus 1974
 
Short Manual / Examples   Kurzanleitung / Beispiele
 

 

FREE — GRATIS:

RPN-70 SD

iPhone – V3.1.1

A simulation of Hewlett-Packard's
financial calculator HP-70 from 1974		  
Eine Simulation des finanziellen Taschenrechners
HP-70 von Hewlett-Packard aus 1974
 
Short Manual / Examples   Kurzanleitung / Beispiele
 

 

FREE:

RPN-67 NP

iPad – V2.6

RPN-67 NP ("Non-Programmable") is the first simulation of Hewlett-Packard's legendary HP-67
programmable calculator for iOS. The HP-67 was produced from 1976 to 1982.

The free version comes with five sample cards. It is not programmable.

Details (Pro version)

 
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