Best Outlook 2016 Apps

188+ iOS apps curated and reviewed

4.2 avg rating
19 free apps
Updated May 2026

From beginner-friendly picks to power-user tools, our outlook 2016 list covers 188+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Outlook 2016

Microsoft Outlook#1

Microsoft Outlook by Microsoft Corporation

Secure Email, Calendar & Files
Editor's Choice
📊 Productivity
4.8😐(9.1M ratings)
FreeAdsIn-App Purchases
#6in Productivity
Microsoft Outlook screenshot 1
Microsoft Outlook screenshot 2
Microsoft Outlook screenshot 3
Microsoft Outlook screenshot 4
Microsoft Outlook screenshot 5
Microsoft Outlook screenshot 6

Consolidate all your email accounts and calendars into one streamlined application. Manage your inbox, schedule meetings, and access files from various cloud services. Enhance productivity with AI-powered writing assistance and smart inbox features.

What We Love

  • 🚀 Great for corporate email
  • 👍 Customizable and user-friendly
  • 🚀 Seamless integration with Microsoft 365
  • 👍 Solid email and calendar functionality

Room to Improve

  • 🐛 Buggy and unstable at times
  • 🔋 High battery consumption
  • 🔒 Security issues with password resets
Mail App for Outlook#2

Mail App for Outlook by Intrepid Corporation LTD

Inbox Zero Mail Client
Strong Contender
📊 Productivity
4.5😞(5K ratings)
FreeIn-App Purchases
Mail App for Outlook screenshot 1
Mail App for Outlook screenshot 2
Mail App for Outlook screenshot 3

This app offers a fast and efficient way to manage your Outlook inbox, focusing on quick triaging and instant message sending/receiving. It prioritizes privacy and utilizes a modern codebase for a seamless experience.

What We Love

  • 🚀 Fast and easy to use
  • 👍 Organized and practical
  • 💡 Excellent for managing multiple accounts

Room to Improve

  • 🐛 Frequent crashes and freezes
  • 🔌 Issues with email syncing and access
  • 💰 Expensive subscription model
Mail#3

Mail by Apple Inc.

Worth Considering
📊 Productivity
4.7😐(4M ratings)
Free
Mail screenshot 1
Mail screenshot 2
Mail screenshot 3

Consolidate all your email accounts into a single, organized inbox. Prioritize important messages, quickly respond with smart replies, and manage your inbox efficiently with features like scheduling and snoozing. Enjoy enhanced privacy with IP address hiding and read receipt prevention.

What We Love

  • 🚀 Efficient email management
  • 🔒 Secure and private
  • 👍 Simple and intuitive interface
  • 💡 Useful categorization of emails

Room to Improve

  • 🐛 Inconsistent swipe gestures
  • 🐛 Unreliable search function
  • 🐛 Emails disappearing or not syncing properly

More Outlook 2016 apps to explore

4
Email for Hotmail & Outlook
Email for Hotmail & Outlook
Email for Hotmail & Outlook
Support Hotmail, Outlook, O365
Free

Streamline your email experience with this app designed for control, privacy, and simplicity. Manage multiple accounts, filter messages, and enjoy real-time notifications. It offers advanced features like custom swipes and secure unlocking to help you achieve more with your inbox.

Unified inbox for multiple accountsAdvanced filtering and searchCustomizable swipe gestures
🔧 Utilities
(2.5K)
free with in-app purchases
5
Email - Edison Mail
Email - Edison Mail
Email - Edison Mail
No more Spam - Inbox Zero
Free

Manage multiple email accounts in one unified inbox. This app offers fast email fetching, smart search for important information, and tools to reduce inbox clutter. It prioritizes privacy and security with features like sender blocking and biometric protection.

Unified inbox for all accountsFast email fetching and searchOne-tap unsubscribe
📊 Productivity
(78K)
free with in-app purchases
6
Microsoft Clipchamp
Microsoft Clipchamp
Microsoft Clipchamp
Video editor with AI
Free

Create professional-looking videos quickly and easily, even with no prior experience. Utilize pre-designed templates, a vast stock library, and AI-powered tools for subtitles, voiceovers, and reframing.

Beat-synced templates for social mediaRoyalty-free stock media libraryCustomizable text and branding
📷 Photo & Video
(3.9K)
free
7
Mail+ for Outlook
Mail+ for Outlook
Mail+ for Outlook
by MAIL PLUS APP LLC
$4.99

Access Outlook email and calendar securely on your iOS device. Manage work and personal accounts separately with tools designed for mobile business users, including rich text editing and scheduling assistance. Supports various Exchange versions and popular email services.

Secure Outlook email accessCalendar event managementRich HTML text editing
💼 Business
(840)
free with in-app purchases
8
Email for Hotmail, Outlook
Email for Hotmail, Outlook
Email for Hotmail, Outlook
Support Outlook, Hotmail
Free

Manage your Hotmail, Outlook, Live, and MSN email accounts with a fast, secure, and intuitive app. It offers unified inbox management, push notifications, advanced search, and secure sign-in options for a seamless email experience.

Unified inbox for multiple accountsFast and secure sign-inPush notifications for new emails
🔧 Utilities
(1.4K)
free with in-app purchases
9
MailBuzzr for Outlook
MailBuzzr for Outlook
MailBuzzr for Outlook
Email for Hotmail and Outlook
Free

Manage all your Hotmail and Outlook accounts in one fast, beautifully designed app. Get smart notifications, organize emails with tags and filters, and undo actions easily. Enjoy a frustration-free email experience with an elegant interface and custom themes.

Unified inbox for multiple accountsSmart notifications with customizable alertsQuick email preview and undo actions
📊 Productivity
(520)
free with in-app purchases
10
Teams
Teams
Teams
by CCCC Highway Consultants Co., Ltd.
Free

Easily manage and create tasks to improve team communication and productivity. This app facilitates efficient office collaboration.

Task managementTeam communicationProductivity enhancement
🔧 Utilities
(1)
ad-supported
11
Microsoft 365 Admin
Microsoft 365 Admin
Microsoft 365 Admin
by Microsoft Corporation
Free

Manage your Microsoft 365 or Office 365 business subscription from your mobile device. Add users, reset passwords, manage devices, and monitor service health. Stay informed with critical notifications and support requests on the go.

Manage users and groupsReset passwordsManage devices
📊 Productivity
(5.8K)
free
12
Microsoft Planner
Microsoft Planner
Microsoft Planner
by Microsoft Corporation
Free

Organize teamwork visually with a simple, interactive board. Assign tasks, track progress, and collaborate with your team through integrated conversations and file sharing. Stay updated on all your tasks across different plans and devices.

Visual task boardsTask assignment and trackingTeam collaboration and chat
📊 Productivity
(13K)
free
13
Mail App for Outlook 365
Mail App for Outlook 365
Mail App for Outlook 365
Exchange express office email
Free

Manage your office email efficiently with instant search, an intelligent inbox that prioritizes important messages, and quick filing options. This app supports Exchange and IMAP accounts, offering a streamlined experience for professionals.

Instant email searchIntelligent inbox prioritizationQuick mail filing
📊 Productivity
(6)
free with in-app purchases
14
360Teams
360Teams
360Teams
by Beijing Qiyu Information Technology Co., Ltd.
Free
🌐 Social Networking
(0)
15
Spark Mail: AI Email Assistant
Spark Mail: AI Email Assistant
Spark Mail: AI Email Assistant
Smart Inbox & Mail Assistant
Free

Streamline your email and calendar management with an AI-powered assistant. Organize multiple accounts, declutter your inbox with smart sorting, and use AI to draft replies, summarize threads, and manage your schedule efficiently.

Unified inbox for multiple email accountsAI-powered email summarization and draftingSmart Inbox for prioritizing emails
📊 Productivity
(82K)
free with in-app purchases
16
Microsoft 365 Copilot
Microsoft 365 Copilot
Microsoft 365 Copilot
AI-powered productivity
Free

This AI-powered app helps you be more productive at work. Chat with an AI assistant to create content, manage projects, find files, and learn new concepts. It offers voice interaction and expert insights for various tasks.

Chat with AI assistantVoice interactionFind files quickly
📊 Productivity
(1.3M)
free with in-app purchases
17
Blue Mail - Email | Calendar
Blue Mail - Email | Calendar
Blue Mail - Email | Calendar
AI-Powered, Fast & Secure
Free

Manage all your email accounts from various providers in one unified, ad-free inbox. This app offers AI-powered writing assistance, an integrated calendar, and advanced spam management for enhanced productivity.

Unified inbox for multiple email accountsAI-powered email writing and summarizationIntegrated calendar with event management
💼 Business
(10K)
free with in-app purchases
18
Airmail for Gmail Outlook Mail
Airmail for Gmail Outlook Mail
Airmail for Gmail Outlook Mail
Your Mail With You
Free

This powerful mail client offers a streamlined inbox experience with extensive customization options. It supports multiple email accounts and integrates seamlessly with other apps and services for enhanced productivity. Enjoy features like snoozing, interactive notifications, and iCloud sync for a unified workflow across devices.

Support for multiple email accounts (Gmail, Outlook, IMAP, POP3)Customizable swipes and interactive push notificationsSnooze and bulk editing of messages
📊 Productivity
(4K)
free with in-app purchases
19
Superhuman Mail
Superhuman Mail
Superhuman Mail
The most productive email app
Free

This email application streamlines inbox management with AI-powered drafting and summarization. It helps users prioritize important messages, schedule emails for optimal delivery, and collaborate with teams through shared email views and integrated CRM tools. Save time and improve responsiveness with advanced features.

AI email draftingAutomatic email summarizationCustomizable inbox triage
📊 Productivity
(3.5K)
free with in-app purchases
20
Boxer - Workspace ONE
Boxer - Workspace ONE
Boxer - Workspace ONE
Omnissa Workspace ONE
Free

Manage email, calendar, and contacts efficiently with customizable tools like swipe gestures and quick replies. This app offers a modern, intuitive interface designed for professionals to boost productivity on the go. It also includes features for seamless conference call dialing and robust data security.

Unified email, calendar, and contactsCustomizable swipe gesturesQuick reply templates
💼 Business
(77K)
free