What's new in Free42

About Free42

Free42 is a re-implementation of the HP-42S calculator and the HP-82240 printer.
It is a complete rewrite, not using any HP code, and it does not require an HP-42S ROM image.
Free42 is an Open Source project. The executables and source code are released under the terms of the GNU General Public License, version 2.
All third-party code used in Free42 is either in the public domain, or licensed under terms compatible with GPLv2, or used with the authors' permission.

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Download Free42

This release may come in several variants. Consult our handy FAQ to see which download is right for you.

Variant
Arch
Version
DPI
3.0.7 APK
142
November 7, 2021
arm64-v8a + armeabi-v7a
Android 4.0+
nodpi
All Releases
Free42 3.1.7
March 30, 2024

Version:3.1.7

Uploaded:March 30, 2024 at 8:16PM UTC

File size:7.35 MB

Downloads:12

Free42 3.1.6
March 27, 2024

Version:3.1.6

Uploaded:March 27, 2024 at 1:05AM UTC

File size:7.35 MB

Downloads:6

Free42 3.1.5
March 7, 2024

Version:3.1.5

Uploaded:March 7, 2024 at 9:38AM UTC

File size:7.35 MB

Downloads:9

Free42 3.1.4a
February 9, 2024

Version:3.1.4a

Uploaded:February 9, 2024 at 10:27PM UTC

File size:7.35 MB

Downloads:17

Free42 3.1.4
February 9, 2024

Version:3.1.4

Uploaded:February 9, 2024 at 12:09PM UTC

File size:7.35 MB

Downloads:16

Free42 3.1.3a
January 24, 2024

Version:3.1.3a

Uploaded:January 24, 2024 at 8:42PM UTC

File size:7.34 MB

Downloads:12

Free42 3.1.3
January 17, 2024

Version:3.1.3

Uploaded:January 17, 2024 at 2:24PM UTC

File size:7.34 MB

Downloads:11

Free42 3.1.2b
December 19, 2023

Version:3.1.2b

Uploaded:December 19, 2023 at 12:19AM UTC

File size:7.34 MB

Downloads:6

Free42 3.1.2
December 1, 2023

Version:3.1.2

Uploaded:December 1, 2023 at 2:51PM UTC

File size:7.34 MB

Downloads:8

Free42 3.1.1
November 29, 2023

Version:3.1.1

Uploaded:November 29, 2023 at 4:36PM UTC

File size:7.34 MB

Downloads:9

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