Best Onelook Apps

243+ iOS apps curated and reviewed

4.3 avg rating
19 free apps
Updated November 2026

Microsoft Outlook is the household name in onelook, but it's far from the only option. We track 243+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Onelook Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Microsoft OutlookMicrosoft OutlookFree4.8★ (9.4M)YesYesNov 2026
2OneLook ThesaurusOneLook ThesaurusFree3.8★ (22)NoYesOct 2026
3Microsoft OneDriveMicrosoft OneDriveFree4.7★ (488K)NoYesNov 2026
4Microsoft OneNoteMicrosoft OneNoteFree4.7★ (1.1M)NoYesNov 2026
5MailMailFree4.6★ (4.6M)NoNoNov 2026
6Dictionary.com: English WordsDictionary.com: English WordsFree4.8★ (328K)YesNoNov 2026
7Themes for PowerPoint - DesiGNThemes for PowerPoint - DesiGNFree4.2★ (51)NoYesOct 2026
8OneLook Productions Inc.OneLook Productions Inc.Free—NoNoMay 2026

Top Picks for Onelook

Microsoft Outlook#1

Microsoft Outlook by Microsoft Corporation

Secure Email, Calendar & Files
Editor's Choice
📊 Productivity
4.8😐(9.4M ratings)
FreeAdsIn-App Purchases
#11in Productivity
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Manage all your email accounts and calendars in one place. Organize your inbox with smart sorting, quick swipe actions, and easy meeting scheduling. Seamlessly access and edit files from cloud storage and leverage AI assistance for email summarization and composition.

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
OneLook Thesaurus#2

OneLook Thesaurus by Datamuse Corporation

Find the right word fast
Strong Contender
🔍 Reference
3.8(22 ratings)
FreeIn-App Purchases
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This app helps writers find the perfect word or phrase quickly. It offers advanced search features, custom keyboard integration, and speech input for effortless word discovery. Ideal for creative writing, word games, and expanding vocabulary.

Microsoft OneDrive#3

Microsoft OneDrive by Microsoft Corporation

File & photo cloud storage
Worth Considering
📊 Productivity
4.7😐(488K ratings)
FreeIn-App Purchases
#19in Productivity
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Securely store, back up, and share your files and photos across all your devices. Access documents offline, scan physical items into digital format, and collaborate on Office documents in real time. Offers 5 GB free storage with options to upgrade for more.

What We Love

  • 🚀 Seamless syncing across devices
  • 💡 Useful for storing and accessing files
  • 🔒 Secure cloud storage
  • 👍 Great integration with Microsoft Office
  • 🚀 Fast uploads and downloads

Room to Improve

  • 🐛 Unreliable app performance
  • 🐛 Issues with photo/video uploads
  • 🐛 Buggy PDF annotation tools
  • 🐛 Inconsistent user experience across platforms
  • 🔋 High battery drain

More Onelook apps to explore

FAQ about Onelook

What are the best onelook apps for iPhone?
Microsoft Outlook tops our onelook apps ranking as of November 2026, with a 4.8-star average from 9.4M App Store ratings, and it's free to download.
Yes — 19 of the top onelook apps we rank are free to download, including Microsoft Outlook and OneLook Thesaurus.
Microsoft Outlook shows ads and offers in-app purchases, according to its App Store listing as of November 2026.
We track 243+ onelook apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.

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