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Best Protonmail Apps

250+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated August 2026

Proton Mail is the household name in protonmail, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Protonmail Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Proton Mail - Encrypted EmailProton Mail - Encrypted EmailFree4.8★ (47K)NoYesAug 2026
2Proton VPN: Fast & SecureProton VPN: Fast & SecureFree4.6★ (93K)NoYesAug 2026
3Proton Drive: Cloud StorageProton Drive: Cloud StorageFree4.1★ (1.1K)NoYesAug 2026
4Proton Calendar: Secure EventsProton Calendar: Secure EventsFree4.0★ (1.4K)NoNoAug 2026
5Proton Pass - Password ManagerProton Pass - Password ManagerFree4.8★ (7.5K)NoYesAug 2026
6Proton AuthenticatorProton AuthenticatorFree4.4★ (242)NoNoAug 2026
7DuckDuckGo, optional Duck.aiDuckDuckGo, optional Duck.aiFree4.8★ (2.4M)NoYesAug 2026
8Microsoft OutlookMicrosoft OutlookFree4.8★ (9.2M)YesYesAug 2026

Top Picks for Protonmail

Proton Mail - Encrypted Email#1

Proton Mail - Encrypted Email by Proton AG

Fast, private, secure inbox
Editor's Choice
📊 Productivity
4.8😊(47K ratings)
FreeIn-App Purchases
#51in Productivity
Proton Mail - Encrypted Email screenshot 1
Proton Mail - Encrypted Email screenshot 2
Proton Mail - Encrypted Email screenshot 3
Proton Mail - Encrypted Email screenshot 4
Proton Mail - Encrypted Email screenshot 5
Proton Mail - Encrypted Email screenshot 6

This encrypted email service from Switzerland prioritizes user privacy with end-to-end encryption. It offers robust security features to protect your communications from phishing, spam, and tracking, allowing you to manage your inbox with ease.

What We Love

  • 🚀 Smooth performance
  • 🔒 Excellent security and privacy
  • 👍 Clean and intuitive interface
  • 💡 Expanding ecosystem of Proton services

Room to Improve

  • 🐛 Occasional crashes and bugs
  • ⏱️ Slow email loading times
  • 📝 Lacking advanced email management features
Proton VPN: Fast & Secure#2

Proton VPN: Fast & Secure by Proton AG

Safe and unlimited proxy
Strong Contender
🔧 Utilities
4.6😊(93K ratings)
FreeIn-App Purchases
#8in Utilities
Proton VPN: Fast & Secure screenshot 1
Proton VPN: Fast & Secure screenshot 2
Proton VPN: Fast & Secure screenshot 3
Proton VPN: Fast & Secure screenshot 4
Proton VPN: Fast & Secure screenshot 5
Proton VPN: Fast & Secure screenshot 6

This app provides a secure, encrypted, and unlimited internet connection, protecting your privacy and unblocking content. It offers advanced security features and a strict no-logs policy, with both free and premium options available.

What We Love

  • 🚀 Fast and reliable VPN
  • 🔒 Excellent privacy and security
  • 👍 Seamless integration with iOS
  • 🌐 Wide range of server locations

Room to Improve

  • 🐛 Frequent disconnections and reconnection issues
  • 🔋 High battery consumption
  • 🔍 Limited server selection on free plan
Proton Drive: Cloud Storage#3

Proton Drive: Cloud Storage by Proton AG

Private files & photos backup
Worth Considering
📊 Productivity
4.1😐(1.1K ratings)
FreeIn-App Purchases
Proton Drive: Cloud Storage screenshot 1
Proton Drive: Cloud Storage screenshot 2
Proton Drive: Cloud Storage screenshot 3
Proton Drive: Cloud Storage screenshot 4
Proton Drive: Cloud Storage screenshot 5
Proton Drive: Cloud Storage screenshot 6

Securely store and back up your files and photos with end-to-end encryption. Access your content across devices, share securely with password protection, and enjoy peace of mind with Swiss privacy laws. Offers free storage with upgrade options.

What We Love

  • 🚀 Fast and efficient
  • 🔒 Secure and private
  • 👍 Simple and intuitive UI
  • 💡 Integrated with iOS Files app

Room to Improve

  • 🐛 Buggy and unreliable
  • 🔋 High battery consumption
  • 📥 Slow upload/download speeds

More Protonmail apps to explore

4
Proton Calendar: Secure Events
Proton Calendar: Secure Events
Proton Calendar: Secure Events
Keep your schedule private
Free

This app helps you manage your schedule with privacy in mind. It offers various viewing options, reminders, and recurring event creation. All your data is protected by end-to-end encryption and strict Swiss privacy laws, ensuring your personal information is not tracked or harvested.

Agenda and day viewView and reply to invitesAutomatic event addition from email
📊 Productivity
(1.4K)
free
5
Proton Pass - Password Manager
Proton Pass - Password Manager
Proton Pass - Password Manager
Secure end-to-end encryption
Free

Securely manage your online credentials with end-to-end encryption. This free password manager offers autofill, 2FA code generation, email alias creation, and data breach monitoring across all your devices. Protect your digital identity with robust Swiss privacy laws.

Autofill loginsStore unlimited passwordsGenerate 2FA codes
📊 Productivity
(7.5K)
free with in-app purchases
6
Proton Authenticator
Proton Authenticator
Proton Authenticator
Secure 2FA Authenticator
Free

Securely manage your two-factor authentication codes with an open-source, end-to-end encrypted authenticator app. It offers seamless cross-device syncing, effortless import from other apps, and robust backup options, all protected by strict Swiss privacy laws. Take control of your digital security with a trusted and private solution.

End-to-end encrypted iCloud syncEffortless import from other authenticatorsSecure backup and export
📊 Productivity
(242)
free
7
DuckDuckGo, optional Duck.ai
DuckDuckGo, optional Duck.ai
DuckDuckGo, optional Duck.ai
Search, Browser, VPN
Free

This app offers a private search engine and browser that blocks trackers and cookies by default. It includes AI chat features and optional tools like a VPN and email protection to safeguard your online activity and personal information.

Private search engineTracker and cookie blockingPrivate AI chat
🔧 Utilities
(2.4M)
free with in-app purchases
8
Microsoft Outlook
Microsoft Outlook
Microsoft Outlook
Secure Email, Calendar & Files
Free

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.

Unified inbox for multiple email accountsSmart inbox sortingQuick swipe actions
📊 Productivity
(9.2M)
free with in-app purchases
9
Yahoo Mail: Your Email & Inbox
Yahoo Mail: Your Email & Inbox
Yahoo Mail: Your Email & Inbox
Organize, clean & bulk delete
Free

This email app streamlines your life with an intelligent inbox that organizes events, tasks, and package tracking. It offers AI-powered summaries, composition assistance, and quick actions to save you time and keep you in control.

Smart Inbox OrganizerAutomated Event & Task PlannerReal-time Package Tracking
📊 Productivity
(4.8M)
free with in-app purchases
10
Gmail - Email by Google
Gmail - Email by Google
Gmail - Email by Google
Secure, fast & organized email
Free

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.

Robust security & spam blockingReal-time notificationsMultiple account support
📊 Productivity
(2.4M)
free with in-app purchases
11
mail.com - email & cloud
mail.com - email & cloud
mail.com - email & cloud
Mailbox for storage & mail
Free

Manage your emails and cloud storage from a single app. Receive instant notifications for new messages and access your contacts and documents on the go. Secure your account with PIN or biometric authentication.

Unified inbox for all email addresses2GB cloud storagePush notifications
📊 Productivity
(104K)
free with in-app purchases
12
Tuta Mail: Secure Email
Tuta Mail: Secure Email
Tuta Mail: Secure Email
Encrypted Private Inbox
Free

Secure your communications with an encrypted email service offering end-to-end encryption for emails and contacts. Enjoy features like anonymous registration, an ad-free experience, and a free encrypted calendar. Protect your privacy with a service developed and hosted in Germany.

End-to-end encryptionAnonymous registrationAd-free experience
📊 Productivity
(3.5K)
freemium
13
Mail
Mail
Mail
by Apple
Free

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.

Unified inbox for multiple accountsAutomatic message categorizationPriority Messages and summarization
📊 Productivity
(4M)
free
14
Mail – Organized Email
Mail – Organized Email
Mail – Organized Email
Email - Fast & Secure Mail
Free
📊 Productivity
(0)
15
Zoho Mail - Email and Calendar
Zoho Mail - Email and Calendar
Zoho Mail - Email and Calendar
More than just an inbox
Free

This app provides secure business email and calendar management on the go. It offers a unified inbox for multiple accounts, offline access, and advanced privacy features. Collaborate seamlessly with colleagues and manage your schedule efficiently.

Unified inbox for multiple accountsOffline email accessEnd-to-end encryption
📊 Productivity
(8K)
free with in-app purchases
16
Proximus Mail
Proximus Mail
Proximus Mail
by Proximus
Free

Easily manage your emails on the go with instant notifications for new messages. Enjoy built-in spam and antivirus protection for secure communication. Offers 50 GB of free storage for your @proximus.be or @skynet.be accounts.

Read, send, and receive emailsPush notifications for new messagesAntispam and antivirus protection
📊 Productivity
(2)
free
17
Orbit Mail
Orbit Mail
Orbit Mail
One AI inbox for all email
Free

Consolidate Gmail, Outlook, and iCloud into a single, streamlined inbox. This app uses AI to automate replies, organize messages, and help you quickly clear out unwanted emails, saving you significant time.

Unified inbox for Gmail, Outlook, iCloudAI-powered email drafting and repliesAutomatic message organization
📊 Productivity
(1)
freemium
18
GenMail
GenMail
GenMail
AI powered Email client
Free

This AI-powered email client streamlines your inbox by drafting replies in your unique voice, prioritizing important messages, and providing daily summaries. It aims to reduce time spent on email by eliminating the need to write from scratch or sift through clutter.

AI-powered email draftingIntelligent message prioritizationDaily email briefing
📊 Productivity
(2)
free
19
Mail ++
Mail ++
Mail ++
All in one email- mail connect
Free

Consolidate multiple email accounts into a single, streamlined inbox. Effortlessly switch between accounts without repeated sign-ins, enhancing productivity and saving time. Supports all your email providers in one convenient application.

Manage multiple email accountsUnified inboxEasy sign-in
📊 Productivity
(1)
free with in-app purchases
20
Temp Mail - Encrypted Email AI
Temp Mail - Encrypted Email AI
Temp Mail - Encrypted Email AI
Disposable & Multiple Email
Free
🔧 Utilities
(0)

FAQ about Protonmail

What are the best protonmail apps for iPhone?
Proton Mail - Encrypted Email tops our protonmail apps ranking as of August 2026, with a 4.8-star average from 47K App Store ratings, and it's free to download.
Yes — 20 of the top protonmail apps we rank are free to download, including Proton Mail - Encrypted Email and Proton VPN: Fast & Secure.
Proton Mail - Encrypted Email has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ protonmail apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Proton Mail is an encrypted email service developed in Switzerland that focuses on user privacy and security. It utilizes end-to-end and zero-access encryption to ensure that only the sender and recipient can read your messages. Millions of users worldwide trust it to protect their communications.
Proton Mail employs rigorous encryption methods, including end-to-end and zero-access encryption, meaning even Proton Mail cannot access the content of your emails. It also offers strong protection against phishing, spam, and tracking, ensuring your inbox remains tidy and secure.

Related searches

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