K-Rain BL

Manage your controllers with one streamlined App and Bluetooth Smart Technology.

K-Rain · fr.krain.krain

Not rated yet 10K+ downloads v3.1.2 55.7 MB Android 5.0+ PEGI 3 · Everyone

Download APK 55.7 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v3.1.2 (3010201)
Updated: Dec 5, 2025 (10 months ago)
APK size: 55.7 MB
Requires: Android 5.0+ (API 21)
CPU support: x86 32-bit, x86 64-bit, ARM 32-bit, ARM 64-bit
Graphics: OpenGL ES 2.0+
Category: Tools (app)
Permissions: 19 (7 sensitive)
Website: solem.fr
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

K-Rain BL is an app by K-Rain in the Tools category. 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 19 permissions, 7 of them sensitive, including precise location, camera and approximate location. It asks for the same permissions as version 3.1.1.

What's new in v3.1.2

Android 13 compatibility Bug fixes

Description

From the listing uploaded by “appupdater”.

Control your K-Rain BL-KR Battery Powered Timer, BL-24 Indoor Irrigation Timer and TC-KR Hose End Timer with one streamlined App and Bluetooth Smart Technology. No more crawling around the valve box trying to program or troubleshoot your battery powered timer – this app puts full programming control in the palm of your hand. This app allows you to: · Transform your iPhone or iPad into a remote control and fully program your BL-KR, BL-24 or TC-KR controller(s) using Bluetooth Smart technology from up to 32 feet (10m) away. · Manually start, stop or suspend your controller(s) from up to 32 feet away. · Fully configure watering schedules and zones. · Detect battery levels and connection status. · Add a passcode lock to each controller for added security. · The ability to add multiple BL-KR, BL-24 & TC-KR controllers and program/control them using 1 app on your iPhone or iPad. The K-Rain BL-KR Battery Powered Irrigation Controller uses a 9V DC Latching Solenoid, and comes in 1, 2 4 or 6 station models, all rain sensor ready. The K-Rain BL-24 Irrigation Timer comes with a 110V or 220V external transformer and can be configured in 4, 6, 9 or 12 station models, all rain sensor ready. The K-Rain TC-KR battery powered hose-end timer can be used for irrigation or misting and is powered by a 9V battery.

Version history

3 versions are listed, going back to v3.1.

v3.1.2 LATEST Dec 5, 2025 55.7 MB TRUSTED v3.1.1 Jul 25, 2024 55.7 MB TRUSTED v3.1 Jun 9, 2023 54.5 MB TRUSTED

All 3 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Dec 5, 2025.
Certificate issued to “Solem” 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 Dec 5, 2025
Validated against Google Play Dec 5, 2025
Signed byCN=Val?rie roux, OU=BE, O=Solem, L=Clapiers, C=FR
Signing certificate (SHA-1)D8:B5:87:DC:67:EF:02:DC:82:33:A7:B2:25:66:AA:FD:65:EB:20:80
File MD5f570f4e8d1c0c42e04d44626fcb344c7
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 (19)

K-Rain BL requests 19 permissions, 7 of them sensitive.

Approximate location Sensitive android.permission.ACCESS_COARSE_LOCATION
Bluetooth connect Sensitive android.permission.BLUETOOTH_CONNECT
Bluetooth scan Sensitive android.permission.BLUETOOTH_SCAN
Camera Sensitive android.permission.CAMERA
Display over other apps Sensitive android.permission.SYSTEM_ALERT_WINDOW
Nearby wifi devices Sensitive android.permission.NEARBY_WIFI_DEVICES
Precise location Sensitive android.permission.ACCESS_FINE_LOCATION
Change network state android.permission.CHANGE_NETWORK_STATE
Change wifi multicast state android.permission.CHANGE_WIFI_MULTICAST_STATE
Change wifi state android.permission.CHANGE_WIFI_STATE
Full network access android.permission.INTERNET
Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
Prevent the device from sleeping android.permission.WAKE_LOCK
Receive push notifications com.google.android.c2dm.permission.RECEIVE
Run at startup android.permission.RECEIVE_BOOT_COMPLETED
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

Bluetooth android.hardware.bluetooth
Camera android.hardware.camera
Basic touch input android.hardware.faketouch
Portrait screen android.hardware.screen.portrait
Wi-Fi android.hardware.wifi

K-Rain BL 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 K-Rain BL 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 f570f4e8d1c0c42e04d44626fcb344c7.