J-Bend

Drawing, editing, organising and sending of sheet metal profile projects.

Jorns AG · ch.approppo.jorns.fragments

Not rated yet 5K+ downloads v1.8.3 8.8 MB Android 5.0+ PEGI 3 · Everyone

Download APK 8.8 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v1.8.3 (45)
Updated: Sep 19, 2026 (19 days ago)
APK size: 8.8 MB
Requires: Android 5.0+ (API 21)
CPU support: x86 32-bit, x86 64-bit, ARM 32-bit, ARM 64-bit
Category: Tools (app)
Listed since: Sep 22, 2021 (at least)
Permissions: 4 (1 sensitive)
Website: jorns.ch
Developer contact: [email protected]

About this APK

J-Bend is an app by Jorns AG in the Tools category, listed since at least September 2021. It includes native code for x86 32-bit, x86 64-bit, ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

It asks for 4 permissions, 1 of them sensitive: modify shared storage. Compared with version 1.8.2, it drops 1 permission: “Write internal storage”.

What's new in v1.8.3

- increased android version

Description

From the listing uploaded by “appupdater”.

Drawing, editing, organising and sending of sheet metal profile projects in xml and pdf format. Profiles are used in roofing, cladding and general metal building industry. What's New in Version 1.3: The blank width gets calculated based on the material thickness. Type of hem can be defined in the sketch. Open hems include an opening measurement. The color side can be defined in the sketch. In addition to the type of material, the type of color / coating can be defined. The additional information is used for better and complete definition of a profile and gets printed on the created pdf file / working paper.

Version history

2 versions are listed, going back to v1.8.2.

v1.8.3 LATEST Sep 19, 2026 8.8 MB TRUSTED v1.8.2 Jun 6, 2024 8.9 MB TRUSTED

All 2 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Sep 19, 2026.
Certificate issued to “Approppo GmbH” This is the certificate of the Google Play version.
Same certificate as the other version checked

Store checks and file details

Developer signature verified Sep 19, 2026
Validated against Google Play Sep 19, 2026
Signed byCN=Martin Neff, O=Approppo GmbH, L=Bern, ST=Bern, C=CH
Signing certificate (SHA-1)45:83:10:24:88:7C:73:4B:18:E2:9D:F1:8E:3F:97:59:E8:F6:83:E5
File MD5d34381700d8f4f9fa7f9fffc5783c15f
Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (1 other version compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (4)

J-Bend requests 4 permissions, 1 of them sensitive.

Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Full network access android.permission.INTERNET
Internal broadcast protection (app-defined) ch.approppo.jorns.fragments.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch
Portrait screen android.hardware.screen.portrait

J-Bend APK: questions and answers

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is the J-Bend APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the other version checked. After downloading, check that the file's MD5 is d34381700d8f4f9fa7f9fffc5783c15f.