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😐(9M ratings)
FreeAdsIn-App Purchases
#8in 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

Get organized and stay connected with our secure email and calendar application. Manage your schedule, emails, and contacts effortlessly on any device. Download now for seamless productivity.

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

A new Inbox Zero Mail Client for Outlook, offering quick inbox triaging, fast message management, rich keyboard shortcuts, and instant sync. This native Outlook app prioritizes privacy and efficiency for handling recent emails. Share your feedback via in-app support. Explore now!

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

Access and manage emails from multiple accounts in one place with features like scheduling emails, setting reminders, and using Mail Privacy Protection for enhanced security. Streamline your email management and communication effortlessly.

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

A feature-rich email app that streamlines your inbox management, supports major email services, offers unique features like custom signatures and real-time notifications, and focuses on control, privacy, and simplicity. Simplify your email experience and save time with this efficient application.

🔧 Utilities
(2.5K)
5
Email - Edison Mail
Email - Edison Mail
Email - Edison Mail
No more Spam - Inbox Zero
Free

A fast and secure email application with advanced features for efficient organization and management of emails. Take control of your inbox with Edison Mail.

📊 Productivity
(2.5K)
6
Microsoft Clipchamp
Microsoft Clipchamp
Microsoft Clipchamp
Video editor with AI
Free

Easily create professional videos with Clipchamp. Edit, enhance, and produce high-quality videos for various purposes. Try it now to bring your creative vision to life.

📷 Photo & Video
(3.9K)
7
Mail+ for Outlook
Mail+ for Outlook
Mail+ for Outlook
by MAIL PLUS APP LLC
$4.99

An email management app that offers seamless integration with Outlook, providing users with advanced features such as categorization, priority filters, and attachment organization. Streamline your email experience and boost productivity today!

💼 Business
(840)
8
Email for Hotmail, Outlook
Email for Hotmail, Outlook
Email for Hotmail, Outlook
Support Outlook, Hotmail
Free

Access your Hotmail, Outlook, and other email accounts from a unified interface, with features including fast and secure sign-in, attachment support, and customizable email signatures. Manage multiple accounts easily and stay notified with instant new email notifications.

🔧 Utilities
(1.4K)
9
MailBuzzr for Outlook
MailBuzzr for Outlook
MailBuzzr for Outlook
Email for Hotmail and Outlook
Free

Experience convenient email management with a feature-rich app, offering multiple account support, unified inbox, quick peek functionality, professional signature options, smart tags and notifications, undo actions, elegant design, beautiful themes, and more. Enhance your email experience effortlessly. For questions or suggestions, contact support@aversys.com.

📊 Productivity
(520)
10
Teams
Teams
Teams
by CCCC Highway Consultants Co., Ltd.
Free
🔧 Utilities
(1)
11
Microsoft 365 Admin
Microsoft 365 Admin
Microsoft 365 Admin
by Microsoft Corporation
Free

Manage users, groups, devices, reset passwords, and more with powerful administrative tools. Streamline your administrative tasks efficiently.

📊 Productivity
(5.8K)
12
Microsoft Planner
Microsoft Planner
Microsoft Planner
by Microsoft Corporation
Free

This application requires an Office 365 work or school subscription and provides a visual way to organize teamwork. Users can create plans, assign tasks, share files, chat, and track progress collaboratively across devices. Learn more at the provided link.

📊 Productivity
(13K)
13
Mail App for Outlook 365
Mail App for Outlook 365
Mail App for Outlook 365
Exchange express office email
Free

This email application provides fast and efficient management of Exchange and IMAP accounts, allowing users to quickly search, read, send, and file emails, with features such as intelligent inbox prioritization and email postponing. Try it now and upgrade to a PRO account with flexible subscription options for enhanced functionality.

📊 Productivity
(6)
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

"Revolutionize your email experience with an AI-powered business mailbox that organizes, prioritizes, and enhances your communication efficiency."

📊 Productivity
(82K)
16
Microsoft 365 Copilot
Microsoft 365 Copilot
Microsoft 365 Copilot
AI-powered productivity
Free

Unlock your productivity with this all-in-one suite of essential office tools. Create documents, analyze data, and design presentations seamlessly with this powerful application suite. Boost your efficiency and streamline your work processes today!

📊 Productivity
(1.3M)
17
Blue Mail - Email | Calendar
Blue Mail - Email | Calendar
Blue Mail - Email | Calendar
AI-Powered, Fast & Secure
Free

A powerful email and calendar app powered by AI for quick and efficient organization of your communication and schedule. Stay on top of your emails and appointments effortlessly. Experience advanced features seamlessly integrated for improved productivity.

💼 Business
(10K)
18
Airmail for Gmail Outlook Mail
Airmail for Gmail Outlook Mail
Airmail for Gmail Outlook Mail
Your Mail With You
Free

A feature-packed mail client for iOS and Mac, Airmail supports various mail services like Gmail, Exchange, and Outlook. It offers advanced features such as customizable workflows, iCloud sync, snooze options, and integration with numerous apps for seamless productivity. Explore Airmail for efficient email management and enhanced productivity.

📊 Productivity
(3.8K)
19
Superhuman Mail
Superhuman Mail
Superhuman Mail
The most productive email app
Free

Experience the fastest email service with powerful features like customizable split inbox, automated reminders, time-saving snippets, scheduled sending, and more. Maximize your productivity with Superhuman Mail - respond quickly, stay organized, and reclaim your time. Visit https://superhuman.com/terms to learn more.

📊 Productivity
(3.5K)
20
Boxer - Workspace ONE
Boxer - Workspace ONE
Boxer - Workspace ONE
Omnissa Workspace ONE
Free

Experience seamless email, calendar, and contacts management with an intuitive app tailored to your work style. Enhance productivity with custom features like swipe gestures, quick replies, and easy calendar sharing. Stay secure with touch ID and PIN support. Visit whatisworkspaceone.com/boxer for more information.

💼 Business
(77K)