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Best Protonmail Apps

196+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated May 2026

Proton Mail is the household name in protonmail, but it's far from the only option. We track 196+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Protonmail

Proton Mail - Encrypted Email#1

Proton Mail - Encrypted Email by Proton AG

Fast, private & secure mail
Editor's Choice
📊 Productivity
4.7😊(45K ratings)
FreeIn-App Purchases
#71in 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😊(49K ratings)
FreeIn-App Purchases
#13in 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 Calendar: Secure Events#3

Proton Calendar: Secure Events by Proton AG

Keep your schedule private
Worth Considering
📊 Productivity
4.0😐(1.3K ratings)
FreeIn-App Purchases
Proton Calendar: Secure Events screenshot 1
Proton Calendar: Secure Events screenshot 2
Proton Calendar: Secure Events screenshot 3
Proton Calendar: Secure Events screenshot 4
Proton Calendar: Secure Events screenshot 5
Proton Calendar: Secure Events screenshot 6

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.

What We Love

  • 🚀 Intuitive interface
  • 🔒 Secure and private
  • 👍 Good integration with Proton suite
  • 👍 Visually appealing design

Room to Improve

  • 🐛 Slow performance and crashes
  • 🔍 Lacking search functionality
  • 📅 Missing advanced calendar views (week, month)

More Protonmail apps to explore

4
Proton Drive: Cloud Storage
Proton Drive: Cloud Storage
Proton Drive: Cloud Storage
Private files & photos backup
Free

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.

End-to-end encrypted storageAutomatic photo and video backupSecure link sharing with passwords
📊 Productivity
(965)
free with in-app purchases
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
(1.2K)
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
(222)
free
7
DuckDuckGo, optional Duck.ai
DuckDuckGo, optional Duck.ai
DuckDuckGo, optional Duck.ai
Search, Browser, Chat, 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
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
9
Yahoo Mail: Your Email & Inbox
Yahoo Mail: Your Email & Inbox
Yahoo Mail: Your Email & Inbox
Secure, Fast, Simple
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
(4.7M)
free with in-app purchases
10
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
(9M)
free with in-app purchases
11
Lumo AI by Proton
Lumo AI by Proton
Lumo AI by Proton
Your Private AI Assistant
Free

This AI assistant prioritizes your privacy, offering help with productivity, curiosity, and staying informed. Developed by the team behind trusted encrypted services, it ensures your data remains secure.

Privacy-first AI assistantBoost productivitySatisfy curiosity
📊 Productivity
(431)
free with in-app purchases
12
Tuta: Encrypted Private Email
Tuta: Encrypted Private Email
Tuta: Encrypted Private Email
Secure, Ad Free Mail Client
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
(3.3K)
freemium
13
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
(103K)
free with in-app purchases
14
Proton Wallet: Secure Bitcoin
Proton Wallet: Secure Bitcoin
Proton Wallet: Secure Bitcoin
A safer way to hold Bitcoin
Free

This app provides a secure and user-friendly way to manage Bitcoin, giving users full control over their funds. It offers features like multi-device support, encrypted transactions, and a unique email-based sending option for enhanced privacy and ease of use.

Sole control of BTCIntuitive experience for newcomersSeamless multi-device support
💰 Finance
(213)
free
15
Proton Meet: Secure Meetings
Proton Meet: Secure Meetings
Proton Meet: Secure Meetings
Encrypted video conferencing
Free

This secure video conferencing tool offers end-to-end encryption for all your online calls, ensuring privacy for personal and business meetings. It provides features like screen sharing, chat, and noise cancellation, with options for meeting scheduling and appointment booking.

End-to-end encryptionScreen sharingBuilt-in chat
💼 Business
(52)
free
16
SimpleLogin - Email alias
SimpleLogin - Email alias
SimpleLogin - Email alias
Temporary email for privacy
Free

Create temporary, anonymous email addresses to protect your personal inbox from spam and tracking. Forward emails to your main inbox and reply from your alias, keeping your real address hidden. Easily disable aliases if they receive unwanted messages.

Create anonymous email aliasesForward emails to personal inboxReply from alias address
🔧 Utilities
(989)
freemium
17
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
18
Email - Edison Mail
Email - Edison Mail
Email - Edison Mail
No more Spam - Inbox Zero
Free

Manage multiple email accounts in one unified inbox. This app offers fast email fetching, smart search for important information, and tools to reduce inbox clutter. It prioritizes privacy and security with features like sender blocking and biometric protection.

Unified inbox for all accountsFast email fetching and searchOne-tap unsubscribe
📊 Productivity
(78K)
free with in-app purchases
19
Blue Mail - Email | Calendar
Blue Mail - Email | Calendar
Blue Mail - Email | Calendar
AI-Powered, Fast & Secure
Free

Manage all your email accounts from various providers in one unified, ad-free inbox. This app offers AI-powered writing assistance, an integrated calendar, and advanced spam management for enhanced productivity.

Unified inbox for multiple email accountsAI-powered email writing and summarizationIntegrated calendar with event management
💼 Business
(10K)
free with in-app purchases
20
Mail: Email, Cloud, Calendar
Mail: Email, Cloud, Calendar
Mail: Email, Cloud, Calendar
Tackle your inbox email!
Free

This app consolidates email, calendar, notes, and cloud storage into a single platform. It offers AI-powered email summarization, vacation planning, customizable notifications, and translation features. Manage multiple email accounts and organize newsletters efficiently.

Unified inbox for multiple email accountsAI-powered email summarizationSmart calendar with vacation planner
📊 Productivity
(60K)
free with in-app purchases

Related searches

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