Nine Work for Android Enterpri

Nine Work is an email app to synchronize with Exchange Server using ActiveSync.

9Folders Inc. · com.ninefolders.hd3.work

Not rated yet 100K+ downloads v4.9.6h 148.3 MB Android 7.0+ PEGI 3 · Everyone

Download APK 148.3 MB All versions

Signature matches the Google Play version Details

Nine Work for Android Enterpri screenshot 1

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At a glance

Latest version: v4.9.6h (2409680)
Updated: Apr 17, 2026 (6 months ago)
APK size: 148.3 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: Jun 9, 2023 (at least)
Permissions: 36 (8 sensitive)
Website: 9folders.com
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Nine Work for Android Enterpri is an app by 9Folders Inc. in the Business category, listed since at least June 2023. 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 4.9.6f, the APK grew from 89.3 MB to 148.3 MB and the minimum Android version rose from 5.0 to 7.0. It asks for 36 permissions, 8 of them sensitive, including camera, read contacts and call phone. Compared with version 4.9.6g, it drops 4 permissions: “Run foreground services”, “Read media audio”, “Read media images” and “Read media video”.

What's new in v4.9.6h

- Update Target SDK (34->35) - Fixed Office365 connection issue with Base64-Encoded Query - Removed READ_MEDIA_IMAGES/READ_MEDIA_VIDEO permissions - Applied to meet the "Photo Picker requirements for apps targeting Android 13+"

Description

From the listing uploaded by “appupdater”.

Welcome to the Nine Work for Android Enterprise. Nine Work is compatible with MDM solutions such as AirWatch, MobileIron, Maas360, etc based on Android Enterprise. Nine Work is an email app to synchronize with Exchange Server using ActiveSync and it is based on Android Enterprise. How to configure App Configuration Policies https://goo.gl/yFSU9z As of today email communication became a critical thing as interpersonal communication skill within an organization or in your daily life. There might be nothing more important than efficient communication in the work of a company. Nine Work is a full-fledged email application for Android based on Direct Push technology to synchronize with Microsoft Exchange Server using Microsoft Exchange ActiveSync, and also designed for entrepreneurs or ordinary people who want to have efficient communication with their colleagues, friends, ‎and family members at anytime, anywhere. You may already have good experience with other E-Mail apps for Android. Regardless of your existing experience, we will give you a superb experience more than anything else. Leveraging E-Mail, Contacts, Calendar, Tasks and Notes on your mobile devices through wireless networks enhances your user experience and dramatically reduces your time. Key features - Direct Push Synchronization with Exchange ActiveSync. Nine Work does not have any server to store user's Nine Work data. Nine Work app connects to user server directly. All Nine Work data is stored in user device only. - Great user experience & beautiful GUI - Multiple accounts - Calendar and Contacts (Integrated into stock Calendar and Contacts application along with Nine Work account) - Rich-Text Editor (Android KitKat and higher) - Client Cert - S/MIME - IRM - Global Address List (GAL) - Favorite Folder (Be able to check out all of email messages including sub-folders in one special folder at a time) - Select folders to push (Email notification per each folder) - Automatic setup for many popular email services like Office 365, Exchange Online, Hotmail, Live.com, Outlook, MSN or Google Apps - Full HTML (inbound, outbound) - Secure Sockets Layer (SSL) - Hybrid Email Search (Integrate with fast local search and online search) - Conversation Mode - Unread Badge (Nova Launcher, Apex Launcher, DashClock and Samsung & LG devices) - Widgets (Unread badge, Shortcuts and Email list) - Supports Android Wear - Notes Sync (Exchange 2010 and higher) - Tasks Sync (Recurrence Tasks, Reminder, Categories) Supported Servers - Exchange Server 2003 SP2/SP3 and above - Office 365 - Hotmail - Outlook.com - Google Apps - Other servers(IBM Notes Traveler, Groupwise, Kerio, Zimbra, Horde, IceWarp, MDaemon etc) supported Exchange ActiveSync ** Available Android - Android 5.0 (Lollipop) and above ** Note - Nine Work is not cloud based. It stores your accounts’ passwords only on the actual device. It connects only to the actual mail servers. It stores your messages only on the device. ** Support - If you have a question or a special request, just send an email to [email protected] and we will get back to you as soon as we can.

Version history

3 versions are listed, going back to v4.9.6f. Since v4.9.6h it requires Android 7.0+.

v4.9.6h LATEST Apr 17, 2026 148.3 MB TRUSTED v4.9.6g Jan 16, 2026 89.3 MB TRUSTED v4.9.6f Sep 16, 2025 89.3 MB TRUSTED

All 3 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Apr 17, 2026.
Same certificate as the 2 other versions checked

Store checks and file details

Developer signature verified Apr 17, 2026
Validated against Google Play Apr 17, 2026
Signed byL=9Folders Inc.
Signing certificate (SHA-1)11:1B:A8:A4:EF:27:73:56:D6:14:95:CE:85:02:FC:31:60:5C:F9:40
File MD572bfb008d043f801f58c927c610421cb
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 (36)

Nine Work for Android Enterpri requests 36 permissions, 8 of them sensitive.

Call phone Sensitive android.permission.CALL_PHONE
Camera Sensitive android.permission.CAMERA
Find accounts on the device Sensitive android.permission.GET_ACCOUNTS
Read calendar Sensitive android.permission.READ_CALENDAR
Read contacts Sensitive android.permission.READ_CONTACTS
Read phone status and identity Sensitive android.permission.READ_PHONE_STATE
Write calendar Sensitive android.permission.WRITE_CALENDAR
Write contacts Sensitive android.permission.WRITE_CONTACTS
Add home-screen shortcuts com.android.launcher.permission.INSTALL_SHORTCUT
Context write use app feature survey (custom) com.samsung.android.providers.context.permission.WRITE_USE_APP_FEATURE_SURVEY
Control vibration android.permission.VIBRATE
Full network access android.permission.INTERNET
Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
Home broadcast badge (custom) com.sonyericsson.home.permission.BROADCAST_BADGE
Home provider insert badge (custom) com.sonymobile.home.permission.PROVIDER_INSERT_BADGE
Internal broadcast protection (app-defined) com.ninefolders.hd3.work.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Kill background processes android.permission.KILL_BACKGROUND_PROCESSES
Launcher change badge (custom) com.huawei.android.launcher.permission.CHANGE_BADGE
Launcher update count (custom) com.anddoes.launcher.permission.UPDATE_COUNT
Manage accounts android.permission.MANAGE_ACCOUNTS
Nfc android.permission.NFC
Prevent the device from sleeping android.permission.WAKE_LOCK
Read profile android.permission.READ_PROFILE
Read sync settings android.permission.READ_SYNC_SETTINGS
Request ignore battery optimizations android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS
Request password complexity android.permission.REQUEST_PASSWORD_COMPLEXITY
Run at startup android.permission.RECEIVE_BOOT_COMPLETED
Schedule exact alarms android.permission.SCHEDULE_EXACT_ALARM
Show notifications android.permission.POST_NOTIFICATIONS
Use biometric hardware android.permission.USE_BIOMETRIC
Use credentials android.permission.USE_CREDENTIALS
Use fingerprint hardware android.permission.USE_FINGERPRINT
View network connections android.permission.ACCESS_NETWORK_STATE
Work access provider (custom) com.ninefolders.hd3.work.permission.ACCESS_PROVIDER
Work read attachment (custom) com.ninefolders.hd3.work.permission.READ_ATTACHMENT
Write sync settings android.permission.WRITE_SYNC_SETTINGS

Required hardware & features

Basic touch input android.hardware.faketouch

Nine Work for Android Enterpri APK: questions and answers

Is there a version of Nine Work for Android Enterpri for older Android phones?

The current version needs Android 7.0 or later. Version 4.9.6g is the newest listed build that installs on Android 5.0 and later. Get version 4.9.6g · 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 Nine Work for Android Enterpri 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 72bfb008d043f801f58c927c610421cb.