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Best Rackspace Apps

249+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated October 2026

With an average user rating of 4.5★, the rackspace category is one of the App Store's strongest. Browse all 249+ apps we track, sorted so the most loved ones surface first.

Compare top Rackspace Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Microsoft OutlookMicrosoft OutlookFree4.8★ (9.3M)YesYesOct 2026
2MailMailFree4.6★ (4.4M)NoNoOct 2026
3Gmail - Email by GoogleGmail - Email by GoogleFree4.7★ (2.4M)YesYesOct 2026
4智谱清言-AI智能体定制视频通话智能搜索深度推理问答聊天助手智谱清言-AI智能体定制视频通话智能搜索深度推理问答聊天助手Free3.4★ (45)NoYesOct 2026
5myMail box: email client appmyMail box: email client appFree4.4★ (18K)YesNoOct 2026
6Chatbox - Powerful AI ClientChatbox - Powerful AI ClientFree4.6★ (632)NoNoOct 2026
7mail.com - email & cloudmail.com - email & cloudFree4.7★ (105K)YesYesOct 2026
8Isle of TimeIsle of TimeFree4.9★ (7)NoYesOct 2026

Top Picks for Rackspace

Microsoft Outlook#1

Microsoft Outlook by Microsoft Corporation

Secure Email, Calendar & Files
Editor's Choice
📊 Productivity
4.8😐(9.3M ratings)
FreeAdsIn-App Purchases
#11in Productivity
Microsoft Outlook screenshot 1
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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
  • 👎 Limited file attachment options
Mail#2

Mail by Apple Inc.

Strong Contender
📊 Productivity
4.6😐(4.4M 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
  • 🐛 Slow email download and loading times
  • 🐛 Buggy performance after updates
Gmail - Email by Google#3

Gmail - Email by Google by Google

Secure, fast & organized email
Worth Considering
📊 Productivity
4.7😐(2.4M ratings)
FreeAdsIn-App Purchases
#4in Productivity
Gmail - Email by Google screenshot 1
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Gmail - Email by Google screenshot 6

This application provides a secure and efficient email experience with advanced features like spam blocking, smart replies, and multi-account support. It integrates with other Google services for enhanced productivity and collaboration.

What We Love

  • 🚀 Efficient email management
  • 👍 Easy to use interface
  • 🔒 Secure and reliable
  • 😊 Positive user experience overall

Room to Improve

  • 🐛 Bugs and glitches
  • 💡 Lacking advanced features
  • 🔒 Security concerns
  • 🔋 Drains battery quickly

More Rackspace apps to explore

FAQ about Rackspace

What are the best rackspace apps for iPhone?
Microsoft Outlook tops our rackspace apps ranking as of October 2026, with a 4.8-star average from 9.3M App Store ratings, and it's free to download.
Yes — 20 of the top rackspace apps we rank are free to download, including Microsoft Outlook and Mail.
Microsoft Outlook shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 249+ rackspace apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.