Comparison

Microsoft Outlook vs Authenticator App

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Microsoft Outlook

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.

Highlights
  • Unified inbox for multiple email accounts
  • Smart inbox sorting
  • Quick swipe actions
  • Meeting scheduling and availability sharing
  • File access from cloud storage
  • AI-powered email summarization and drafting
  • Editing of Office documents
Features
Read full description

Outlook lets you bring all your email accounts and calendars in one convenient spot. Whether it’s staying on top of your inbox or scheduling the next big thing, we make it easy to be your most productive, organised and connected self. Here's what you'll love about Outlook for iOS: - Focus on the right things with our smart inbox - we help you sort between messages you need to act on straight away and everything else. - Swipe to quickly schedule, delete and archive messages. - Share your meeting availability with just a tap and easily find times to meet with others. - Find everything you're looking for, including files, contacts, and your forthcoming trips. - View and attach any file from your email, OneDrive, Dropbox, and more, without having to download them to your phone. - Open Word, Excel, or PowerPoint attachments to edit them directly in the corresponding app and attach them back to an email. - Recap extra-long email threads in an instant with Summarise with Copilot* - Type a few words to have Copilot* jump-start your writing with an outline or draft - Before sending off your email, use Coaching with Copilot* to get tips and suggestions that help improve the overall tone, sentiment, and clarity *Microsoft 365 Personal/Family subscription or business account enabled with Copilot required to use Copilot features -- Outlook for iOS works with Microsoft Exchange, Office 365, Outlook.com (including Hotmail and MSN), Gmail, Yahoo Email, and iCloud. -- To make an in-app purchase of a Microsoft 365 Family or Personal subscription, open the app, go to Settings, and tap on Upgrade next to your Outlook.com or Hotmail.com account. Subscriptions begin at $6.99 a month in the US, and can vary by region. With a Microsoft 365 subscription, you get 1TB of storage for each user, access to all features in Word, Excel, and PowerPoint on iPad, iPhone, and iPod touch, and you can install Word, Excel, PowerPoint, Outlook and OneNote on PCs or Macs. Microsoft 365 subscriptions purchased from the app will be charged to your iTunes account and will automatically renew within 24 hours prior to the end of the current subscription period, unless auto-renewal is disabled beforehand. To manage your subscriptions or to disable auto-renewal, after purchase, go to your iTunes account settings. A subscription cannot be cancelled during the active subscription period. Any unused portion of a free trial period, if offered will be forfeited when the user purchases a subscription to that publication, where applicable. Privacy and Cookies: https://go.microsoft.com/fwlink/?LinkId=521839 Terms of Use: http://go.microsoft.com/fwlink/?LinkID=530144 Contract Summary: https://www.microsoft.com/microsoft-365/outlook/contract-summary Consumer Health Data Privacy Policy: https://go.microsoft.com/fwlink/?linkid=2259814

About

Authenticator App

Secure your online accounts with two-factor authentication. This app offers passwordless sign-ins, seamless autofill, and encrypted backups. It supports a vast range of services and works across Apple devices, with advanced security features like Face ID and Touch ID.

Highlights
  • Two-factor authentication (2FA)
  • Multi-factor authentication (MFA)
  • Passwordless sign-ins
  • Seamless password autofill
  • Encrypted iCloud backup
  • Offline OTP generation
  • Face ID & Touch ID security
Features
Read full description

Authenticator is the ultimate solution for secure, convenient two-factor authentication (2FA) across your digital life. Empower your digital life with secure sign-ins across all online accounts using the strength of multi-factor authentication, passwordless convenience, and seamless password autofill.Optimized for iPhone and Apple Watch, and compatible with iPad and Mac, it's designed to work effortlessly with a multitude of services including Google, Facebook, Amazon, Microsoft, Instagram, WhatsApp, TikTok, LinkedIn, Twitter, YouTube, Blizzard, Thomson Reuters, Epic Games, Stripe, Federal Student Aid, AMFI, Warzone Mobile, Drake Tax, RealMe, Login.gov, RingCentra, Textbroker, Godaddy, Ring, Outlook, Xbox, eBay, PayPal, Snapchat, Dropbox, Spotify, Reddit, Pinterest, Shopify, Airbnb, Uber, Zoom, Slack, Coinbase, Roblox, GitHub, Twitch, Binance, Salesforce, Tesla, Nvidia, ProtonMail, Robinhood, Uphold, PlayStation, Threads, Fortnite, Crypto, Notion, Yahoo, Hulu, Netflix, Disney+, Venmo, Trello, Asana, Strava, Duolingo, DoorDash, Postmates, Grubhub, Discord, Bittrex, 1Password, Озон.Ключ and more. Comprehensive Features: - Extensive Compatibility: Authenticator integrates with a vast array of platforms, enhancing the security of your online presence across various services. - Encrypted iCloud Backup: Securely store your 2FA codes with encryption, ensuring you have access to your accounts even if your device is lost. The backup functionality is robust, supporting both manual backup and quick restoration. - Seamless Synchronization: Effortlessly sync your authentication tokens across iPhone, Apple Watch, iPad, and Mac. - Offline OTP Generation: Generate One-Time Passwords (OTPs) even in areas without internet connectivity, keeping your accounts secure at all times. - Advanced Security with Face ID & Touch ID: Utilize cutting-edge security features on your iPhone and Apple Watch for swift and secure access. - Efficient Setup & Management: Configure and manage all your accounts easily with QR code scanning and centralized account management. Subscription Details: Unlock the full potential of the app with advanced two-factor authentication (2FA) features by choosing from our yearly, monthly, or weekly plans, each offering an initial free trial to explore more. Additionally, we offer a one-time purchase option that provides full access to all our authenticator and two-factor (2FA) security features without the need for a subscription. Payments can be made through your Apple account, and subscriptions will auto-renew unless turned off at least 24 hours before the end of the current subscription period. Join our plans to find the best deal for enhanced security and authentication! Key Links: Privacy Policy: https://downloadauthenticator.com/privacy-policy/ Terms of Service: https://downloadauthenticator.com/terms-of-use/ With Authenticator, you can confidently secure your online accounts on a wide range of popular platforms, ensuring a safe and streamlined digital experience.

Screenshots

Microsoft Outlook4 screens
Authenticator App4 screens

Verdict

The call

The clearest difference is review sentiment: Microsoft Outlook at 64% against Authenticator App's 20%. Microsoft Outlook also leads on rating (4.8 vs 4.2) and ratings volume (9.3M vs 86). Authenticator App's advantage is ads (none vs shown) and device support (5 vs 3). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Microsoft Outlook sells 4 in-app purchases, starting at $1.99 per month and Authenticator App sells 11 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Microsoft Outlook holds the better App Store score, 4.8 against 4.2. That said, the two scores are not equally well evidenced: Microsoft Outlook has 9.3M ratings behind it against 86, so its average is the more settled of the two. Written reviews point the same way: 64% of Microsoft Outlook's written reviews are positive against 20% of Authenticator App's.

UpkeepUpdate frequency

Microsoft Outlook ships an update weekly, Authenticator App every 9 days. The most recent releases landed on September 29, 2026 and September 28, 2026 respectively.

Scorecard7 real differences · 4 level
Microsoft Outlook versus Authenticator App: the parameters behind the verdict, then further details
ParameterMicrosoft OutlookAuthenticator App
PriceFreeFree
Rating4.8 (9.3M ratings) — better4.2 (86 ratings)
Positive reviews64.4% of reviews — better20.0% of reviews
Number of ratings9.3M — better86
Update frequencyWeekly — betterEvery 9 days
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#13 — better—
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod, Mac, Apple Watch — better
Requires iOS26.013.0 — better
Further details — not scored
Size464 MB50 MB
Age rating4+4+
DeveloperMicrosoft CorporationHearttell US Limited

Customer experience

Microsoft Outlook

All ratings9,276,419 ratings
Positive96.6%
Neutral2.5%
Negative0.9%
Written reviews7,290 reviews
Positive64.4%
Neutral7.9%
Negative27.7%

Authenticator App

All ratings86 ratings
Positive81.4%
Neutral1.2%
Negative17.4%
Written reviews20 reviews
Positive20.0%
Neutral0.0%
Negative80.0%

Bugs and requests

Microsoft Outlook

Reported bugs

4 issues
  • Frequent crashes when adding accounts
  • Delayed email notifications and syncing issues
  • Inability to delete emails in bulk
  • Calendar reminders not working as expected

Requested features

4 requests
  • Dark mode option
  • Improved search and filtering capabilities
  • Better integration with native iOS apps and services
  • Enhanced calendar management features

Authenticator App

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Microsoft Outlook

Subscriptions4
  • Microsoft 365 Basic$1.991 Month
  • Microsoft 365 Personal$9.991 Month
  • Microsoft 365 Family$12.991 Month
Show 1 more
  • Microsoft Copilot Pro$20.001 Month
11 purchases

Authenticator App

Subscriptions9
  • Authenticator App 2FA Weekly$5.997 Days
  • Authenticator_App_2FA_MFA_Week$6.997 Days
  • Authenticator App Monthly3 Days trial$9.991 Month
Show 6 more
  • Authenticator App 2FA Monthly$9.991 Month
  • Authenticator App 2FA Monthly$19.991 Month
  • Authenticator_App_Yearly$29.991 Year
  • Authenticator App 2FA Yearly$39.991 Year
  • Authenticator App Yearly3 Days trial$49.991 Year
  • Authenticator_App_2FA_Yearly$49.991 Year
One-time2
  • Authenticator App One-time$49.99
  • Authenticator_App_2FA_Onetime$99.99

Questions

Is Microsoft Outlook free?
Microsoft Outlook is free to download, with in-app purchases available.
Is Authenticator App free?
Authenticator App is free to download, with in-app purchases available.
Which has better reviews, Microsoft Outlook or Authenticator App?
Microsoft Outlook is rated higher. Microsoft Outlook averages 4.8 out of 5 from 9.3M ratings, while Authenticator App averages 4.2 from 86 ratings.
Do Microsoft Outlook or Authenticator App have ads?
Microsoft Outlook shows ads; Authenticator App does not.
Which is updated more often, Microsoft Outlook or Authenticator App?
Microsoft Outlook ships an update weekly, and Authenticator App every 9 days. Most recently, Microsoft Outlook was updated on September 29, 2026 and Authenticator App on September 28, 2026.

Other comparisons