B4A-Bridge

A tool for B4A developers. Helps with debugging applications on real devices.

Anywhere Software · anywheresoftware.b4a.b4abridge

1.0 out of 5 (1 rating) 100K+ downloads v2.70 3.7 MB Android 2.0+ PEGI 3 · Everyone

Download APK 3.7 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v2.70 (36)
Updated: Sep 30, 2026 (8 days ago)
APK size: 3.7 MB
Requires: Android 2.0+ (API 5)
CPU support: Any (no native code)
Category: Communication (app)
Listed since: Feb 26, 2021 (at least)
Permissions: 13 (3 sensitive)
Website: b4x.com
Developer contact: [email protected]

About this APK

B4A-Bridge is an app by Anywhere Software in the Communication category, listed since at least February 2021. It has no native code, so it runs on any Android processor.

Since version 2.67, the APK shrank from 16.3 MB to 3.7 MB. It asks for 13 permissions, 3 of them sensitive: display over other apps, request installing other apps and modify shared storage. It asks for the same permissions as version 2.68.

What's new in v2.70

Bug fixes and targetSdkVersion set to 36.

Description

From the listing uploaded by “appupdater”.

B4A-Bridge is a tool for B4A developers that allows connecting the IDE to physical devices over the local network. See https://www.b4x.com for more information. B4A-Bridge was written in B4A. The source code is available in the forum. B4A-Bridge includes an internal FTP server. You can use it to browse the secondary storage (File.DirRootExternal) with a FTP client or Windows Explorer.

Version history

3 versions are listed, going back to v2.67.

v2.70 LATEST Sep 30, 2026 3.7 MB TRUSTED v2.68 Sep 19, 2026 3.7 MB TRUSTED v2.67 Aug 12, 2024 16.3 MB TRUSTED

All 3 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Sep 30, 2026.
Certificate issued to “Unknown” This is the certificate of the Google Play version.
Same certificate as the 2 other versions checked

Store checks and file details

Developer signature verified Sep 30, 2026
Validated against Google Play Sep 30, 2026
Signed byCN=Unknown, O=Unknown, C=Unknown
Signing certificate (SHA-1)85:58:1D:1D:E3:EE:CC:61:D5:A3:5C:60:46:E5:8A:F6:4A:C1:29:01
File MD5ad298d0944366e62d4289c774d1d41aa
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 (2 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (13)

B4A-Bridge requests 13 permissions, 3 of them sensitive.

Display over other apps Sensitive android.permission.SYSTEM_ALERT_WINDOW
Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Request installing other apps Sensitive android.permission.REQUEST_INSTALL_PACKAGES
Change network state android.permission.CHANGE_NETWORK_STATE
Change wifi multicast state android.permission.CHANGE_WIFI_MULTICAST_STATE
Control vibration android.permission.VIBRATE
Foreground service connected device android.permission.FOREGROUND_SERVICE_CONNECTED_DEVICE
Full network access android.permission.INTERNET
Prevent the device from sleeping android.permission.WAKE_LOCK
Run foreground services android.permission.FOREGROUND_SERVICE
Show notifications android.permission.POST_NOTIFICATIONS
View Wi-Fi connections android.permission.ACCESS_WIFI_STATE
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch
Wi-Fi android.hardware.wifi

B4A-Bridge 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 B4A-Bridge 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 2 other versions checked. After downloading, check that the file's MD5 is ad298d0944366e62d4289c774d1d41aa.