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What’s New Version 2.6
Minor Improvements and bug fixes
Description
The classic Hewlett Packard RPN (Reverse Polish Notation) calculators.
- HP-35, HP-45. First pocket scientific calculators (1972).
- HP-21. 2nd gen of the HP-35 (1975)
Accessibility
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Version history 15 versions
Build 883625471v2.62026-03-22 23:28:01
Minor Improvements and bug fixes
Build 883447877v2.52026-03-20 01:30:52
- Fix the cms/inch, kg/lb, ltr/gal conversion in the HP-45
- Disabled the MK-61 until the full implementations is reviewed
Build 877013168v2.32025-08-06 16:54:10
Fix for crash in Double to Int conversion
Build 876978035v2.22025-08-05 14:52:44
Improved layout in iPad and iPhone SE
Build 876854463v2.12025-07-31 14:10:56
New Model Selection view. Expect new stuff here
Added a display blink when clicking ENTER for a better visual experience
Build 875051253v2.02025-05-25 16:46:40
Fixes the CHS bug in HP35 when entered before a digit. With a different behavior compared to the H15C
Build 874913162v1.92025-05-20 20:48:09
- The selected model is now persisted
- Improved haptic feedback in keys
- Now available in Europe
Build 874150100v1.82025-04-30 12:39:26
- Fixed the toDMS conversion in the HP-45
- Other miscellaneous improvements
Build 874096622v1.72025-04-17 14:50:07
Now with:
HP-35
HP-45
HP-21
ЭЛЕКТРОНИКА MK 61 RPN (USSR)
Build 874034010v1.62025-04-15 18:48:46
- Added On/Off buttons in HP35 and HP45
- Adjusted key offsets in MK-61 keys
- Other bug fixes
Build 873098605v1.52025-03-11 10:25:04
- This version adds the USSR built ЭЛЕКТРОНИКА MK 61 RPN Calculator (Ukraine) from the late 70's, early 80's
- Fixes a crash for factorial with n > 20
Build 871145227v1.32024-12-15 10:33:49
- Fixed DSP in HP-21 and toDMS/fromDMS in HP-45
Build 870962794v1.22024-12-07 06:31:53
- Added the HP-21 (1975)
- Bug fixes
Build 870545185v1.12024-11-20 12:30:44
Bug fixes and other improvements
Build 870312964v1.02024-11-14 02:37:19
No pricing data captured yet — comparisons appear once the app has paid storefronts or in-app purchases.
Availability 1 of 1 storefronts
| Region | Language | Price | Ratings | Avg | Version |
|---|---|---|---|---|---|
| US | en-US | Free | 40 | 4.4 | 2.6 |
Change log 19 changes · US
✎
releaseNotes updated
Minor Improvements and bug fixes
✎
description updated
The classic Hewlett Packard RPN (Reverse Polish Notation) calculators.
- HP-35, HP-45. First pocket scientific calculators (1972).
- HP-21. 2nd gen of the HP-3
✎
subtitle updated
RPN Calculator. HP-35, 45, 21
✎
name updated
HP-35
◆
Version 2.6 released
Minor Improvements and bug fixes
◆
Version 2.5 released
- Fix the cms/inch, kg/lb, ltr/gal conversion in the HP-45
- Disabled the MK-61 until the full implementations is reviewed
◆
Version 2.3 released
Fix for crash in Double to Int conversion
◆
Version 2.2 released
Improved layout in iPad and iPhone SE
◆
Version 2.1 released
New Model Selection view. Expect new stuff here
Added a display blink when clicking ENTER for a better visual experience
◆
Version 2.0 released
Fixes the CHS bug in HP35 when entered before a digit. With a different behavior compared to the H15C
◆
Version 1.9 released
- The selected model is now persisted
- Improved haptic feedback in keys
- Now available in Europe
◆
Version 1.8 released
- Fixed the toDMS conversion in the HP-45
- Other miscellaneous improvements
◆
Version 1.7 released
Now with:
HP-35
HP-45
HP-21
ЭЛЕКТРОНИКА MK 61 RPN (USSR)
◆
Version 1.6 released
- Added On/Off buttons in HP35 and HP45
- Adjusted key offsets in MK-61 keys
- Other bug fixes
◆
Version 1.5 released
- This version adds the USSR built ЭЛЕКТРОНИКА MK 61 RPN Calculator (Ukraine) from the late 70's, early 80's
- Fixes a crash for factorial with n > 20
◆
Version 1.3 released
- Fixed DSP in HP-21 and toDMS/fromDMS in HP-45
◆
Version 1.2 released
- Added the HP-21 (1975)
- Bug fixes
◆
Version 1.1 released
Bug fixes and other improvements
◆
Version 1.0 released