Client Kit

Client Kit is a network tools to use in conjunction with VPN.

Internet Initiative Japan Inc. · jp.ad.iij.clientkit

Not rated yet 1K+ downloads v1.2 1.1 MB Android 4.0+ PEGI 3 · Everyone

Download APK 1.1 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v1.2 (1201)
Updated: Sep 3, 2025 (1 year ago)
APK size: 1.1 MB
Requires: Android 4.0+ (API 14)
CPU support: Any (no native code)
Category: Communication (app)
Listed since: Jun 18, 2021 (at least)
Permissions: 3
Website: iij.ad.jp
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Client Kit is an app by Internet Initiative Japan Inc. in the Communication category, listed since at least June 2021. It has no native code, so it runs on any Android processor.

Since version 1.0.7, the APK shrank from 1.2 MB to 1.1 MB. It asks for 3 permissions, none of them sensitive. It asks for the same permissions as version 1.1.

What's new in v1.2

update API level. no functionality changes.

Description

From the listing uploaded by “appupdater”.

Client Kit is a network tools to use in conjunction with VPN. This tool provides two factor authentication when you connect VPN. Client Authentication - The client authentication is a part of two factor authentication. It uses not only the user name and password but also the unique information of the connected iPhone/iPad for authentication. - When you click the Authenticate button on this tool, iPhone/iPad send the unique information of itself to VPN server. VPN server checks if the sending infomation is the same as the advance registerd information. In case of the same, network connection is allowd in VPN connection, otherwise VPN is disconnectd forcedly. - In case of no registerd information in VPN server, the unique information can be registered automatically by this tool. One Time Password - One-time password is a password that is effective only once. - You could use the password for VPN connection when you contract the Matrix Authentication option. - You could get the Onetime-password from displayed a random numbers table by using a location which were defined in advance. You must accept the license agreement below. http://www.iij.ad.jp/svcsol/agreement/pdf/GAM010.pdf

Version history

3 versions are listed, going back to v1.0.7.

v1.2 LATEST Sep 3, 2025 1.1 MB TRUSTED v1.1 Sep 1, 2024 1.1 MB TRUSTED v1.0.7 Jun 9, 2024 1.2 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 3, 2025.
Certificate issued to “Internet Initiative Japan.Inc” 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 3, 2025
Validated against Google Play Sep 3, 2025
Signed byO=Internet Initiative Japan.Inc
Signing certificate (SHA-1)3E:F0:A6:06:CA:79:ED:11:46:09:F5:C6:32:75:9F:3E:F6:53:7A:8A
File MD515a0d0774ad99b28de6c39ac23bc0955
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 (3)

Client Kit requests 3 permissions, none of them sensitive.

Bluetooth android.permission.BLUETOOTH
Full network access android.permission.INTERNET
View Wi-Fi connections android.permission.ACCESS_WIFI_STATE

Required hardware & features

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

Client Kit 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 Client Kit 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 15a0d0774ad99b28de6c39ac23bc0955.