Office Chat, Work Messaging

Office Chat is a Free, Secure Instant Messaging Application For Businesses.

Zopim · com.ms.officechat

Not rated yet 10K+ downloads v3.0.7 37.9 MB Android 7.0+ PEGI 3 · Everyone

Download APK 37.9 MB All versions

Signature matches the Google Play version Details

Office Chat, Work Messaging screenshot 1

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Office Chat, Work Messaging screenshot 7

Office Chat, Work Messaging screenshot 8

At a glance

Latest version: v3.0.7 (65)
Updated: May 21, 2026 (5 months ago)
APK size: 37.9 MB
Requires: Android 7.0+ (API 24)
CPU support: x86 32-bit, x86 64-bit, ARM 32-bit, ARM 64-bit
Category: Business (app)
Listed since: Mar 3, 2021 (at least)
Permissions: 25 (8 sensitive)
Website: officechat.com
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Office Chat, Work Messaging is an app by Zopim in the Business category, listed since at least March 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.

Since version 3.0.4, the APK grew from 33.7 MB to 37.9 MB and the minimum Android version rose from 4.1 to 7.0. It asks for 25 permissions, 8 of them sensitive, including camera, record audio and read contacts. It asks for the same permissions as version 3.0.6.

What's new in v3.0.7

1. Bug Fixes

Description

From the listing uploaded by “appupdater”.

Office Chat is a free, secure Instant Messaging application for businesses. Use OfficeChat to collaborate, text or chat one-to-one or in groups with colleagues, clients & coworkers from Mobile, PC Or Mac. As Office Chat works for private one-to-one conversations or group chats between large or small teams, so you can talk with just one colleague or a group of ten about work related ideas, projects, and more. Beyond chatting, with Office Chat you can also securely share text messages, files, pictures, audio, and videos with your coworkers instantly -- without worrying about exchanging phone numbers or information leaking. Office Chat is the perfect tool for anyone seeking to improve their company's ability to collaborate, network, and share information. It is a cross-platform IM service that you can enjoy on iPhone, iPad, Android, Mac, & Windows Desktop. Start-ups, non-profit organizations, and businesses big and small use Office Chat to streamline information sharing and collaboration within their company. You can use it to improve your business's ability to communicate too! Download the app for free now! Office Chat features include: - Group messaging and private chat - Rich text messaging features that allow you share pictures, files, video, and audio attachments - Ability to view images inline and play videos directly from within the message - Unlimited chat history - Detailed info pages for colleagues & teams - Message delivery confirmation for your sent messages - Real time push notifications for messages received by you - Quick access to colleague list & the teams you are part of - Email integration allows messages sent from office chat to be replied back from any email client - Hyper real time where character by character message transfer option is available in private chat

Version history

3 versions are listed, going back to v3.0.4. Since v3.0.6 it requires Android 7.0+.

v3.0.7 LATEST May 21, 2026 37.9 MB TRUSTED v3.0.6 May 15, 2026 33.8 MB TRUSTED v3.0.4 May 21, 2024 33.7 MB TRUSTED

All 3 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on May 21, 2026.
Certificate issued to “MangoApps” 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 May 21, 2026
Validated against Google Play May 21, 2026
Signed byCN=Namrata Puranik, OU=Android, O=MangoApps, L=Pune, ST=Maharashtra, C=IN
Signing certificate (SHA-1)8B:12:E2:5B:78:73:5B:F0:57:34:BD:AA:16:24:86:4A:F8:49:84:0C
File MD51ffc8ef067c591b612158ad406fc8354
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 (25)

Office Chat, Work Messaging requests 25 permissions, 8 of them sensitive.

Camera Sensitive android.permission.CAMERA
Read contacts Sensitive android.permission.READ_CONTACTS
Read media audio Sensitive android.permission.READ_MEDIA_AUDIO
Read media images Sensitive android.permission.READ_MEDIA_IMAGES
Read media video Sensitive android.permission.READ_MEDIA_VIDEO
Read media visual user selected Sensitive android.permission.READ_MEDIA_VISUAL_USER_SELECTED
Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
Record audio (microphone) Sensitive android.permission.RECORD_AUDIO
Access notification policy android.permission.ACCESS_NOTIFICATION_POLICY
Control vibration android.permission.VIBRATE
Domain permission (custom) com.ms.engage.DOMAIN_PERMISSION
Flashlight android.permission.FLASHLIGHT
Foreground service media playback android.permission.FOREGROUND_SERVICE_MEDIA_PLAYBACK
Full network access android.permission.INTERNET
Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
Internal broadcast protection (app-defined) com.ms.officechat.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Prevent the device from sleeping android.permission.WAKE_LOCK
Receive push notifications com.google.android.c2dm.permission.RECEIVE
Reorder tasks android.permission.REORDER_TASKS
Run at startup android.permission.RECEIVE_BOOT_COMPLETED
Run foreground services android.permission.FOREGROUND_SERVICE
Show notifications android.permission.POST_NOTIFICATIONS
Use biometric hardware android.permission.USE_BIOMETRIC
Use fingerprint hardware android.permission.USE_FINGERPRINT
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch
Landscape screen android.hardware.screen.landscape

Office Chat, Work Messaging APK: questions and answers

Is there a version of Office Chat, Work Messaging for older Android phones?

The current version needs Android 7.0 or later. Version 3.0.4 is the newest listed build that installs on Android 4.1 and later. It is an old build: apps that rely on online services may no longer connect when they are this old. Get version 3.0.4 · All versions

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 Office Chat, Work Messaging 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 1ffc8ef067c591b612158ad406fc8354.