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Best Encrypted Email Apps

215+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated July 2026

From beginner-friendly picks to power-user tools, our encrypted email list covers 215+ iPhone apps updated through July 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Encrypted Email

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
#67in 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
Tuta Mail: Secure Email#2

Tuta Mail: Secure Email by Tutao GmbH

Secure, Ad Free Mail Client
Strong Contender
📊 Productivity
4.7😐(3.4K ratings)
FreeIn-App Purchases
Tuta Mail: Secure Email screenshot 1
Tuta Mail: Secure Email screenshot 2
Tuta Mail: Secure Email screenshot 3
Tuta Mail: Secure Email screenshot 4
Tuta Mail: Secure Email screenshot 5
Tuta Mail: Secure Email screenshot 6

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.

What We Love

  • 🔒 Secure email service
  • 💡 Encrypted subject lines and contacts
  • 👍 Clean and simple interface
  • 🚀 Reliable and fast

Room to Improve

  • 🐛 Occasional app crashes
  • 🐛 Inconsistent email delivery
  • 🐛 Unreliable search functionality
Atomic Mail: Private Email#3

Atomic Mail: Private Email by AtomicMail Systems OU

Secure & Encrypted Mail
Worth Considering
📊 Productivity
4.4(180 ratings)
FreeIn-App Purchases
Atomic Mail: Private Email screenshot 1
Atomic Mail: Private Email screenshot 2
Atomic Mail: Private Email screenshot 3
Atomic Mail: Private Email screenshot 4
Atomic Mail: Private Email screenshot 5
Atomic Mail: Private Email screenshot 6

This secure email application prioritizes user privacy with advanced encryption, zero-access architecture, and robust spam protection. It offers a fast, modern client for personal and business use, without trackers, profiling, or data selling.

More Encrypted Email apps to explore

4
Encrypted Email - Mailfence
Encrypted Email - Mailfence
Encrypted Email - Mailfence
Secure & private mail suite
Free

This app provides a secure and private email service with integrated cloud storage, calendar, and contacts. It offers end-to-end encryption and password-protected emails for enhanced privacy. Ideal for individuals and businesses seeking a secure communication and collaboration platform.

OpenPGP encrypted emailsPassword-protected emailsIntegrated cloud storage (Drive)
📊 Productivity
(76)
freemium
5
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
6
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
7
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
8
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
9
Signal - Private Messenger
Signal - Private Messenger
Signal - Private Messenger
Wir leben Datenschutz.
Free

This messaging app prioritizes your privacy with strong end-to-end encryption for all communications. It offers free text, voice, and video messaging, including group chats and disappearing stories, all without collecting your data.

End-to-end encrypted messagingFree voice and video callsGroup chats up to 1000 people
🌐 Social Networking
(1.1M)
free with in-app purchases
10
Canary Mail – AI Email
Canary Mail – AI Email
Canary Mail – AI Email
Read Receipts, Unified Inbox
Free

This app unifies multiple email accounts into a single inbox, offering AI assistance for drafting, replying, and summarizing messages. It includes features like read receipts, email tracking, and advanced organizational tools to streamline your communication.

Unified inbox for multiple accountsAI Copilot for drafting and summarizingRead receipts and email tracking
📊 Productivity
(8.7K)
freemium
11
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
12
SekurMail
SekurMail
SekurMail
Encrypted Swiss-hosted Email
Free

A secure and private email service hosted in Switzerland, offering end-to-end encryption and features like password-protected emails with read limits and expiration dates. It allows for large file attachments and secure calendar invites.

End-to-end encrypted emailPassword-protected SekurSend emailsEmail read limits and expiration
📊 Productivity
(18)
free
13
Fused Encrypted Email and Chat
Fused Encrypted Email and Chat
Fused Encrypted Email and Chat
EPRIVO Private Telegram & Mail
Free

This app provides a unified platform for private messaging, combining end-to-end encrypted emails and chats. It offers advanced privacy controls for individual messages, allowing future management of content on recipient devices and in the cloud. Securely send and archive emails, and enjoy encrypted Telegram chats with enhanced security features.

End-to-end encrypted emails and Telegram chatsEncrypted Telegram group chatsPrivate voice/text emails
📊 Productivity
(53)
subscription
14
Swismail
Swismail
Swismail
A Secure Email Service
Free

A secure email service designed to evolve with future technological trends. Protect your private conversations by downloading this application.

Secure email serviceTechnologically evolvingFuture trend adaptation
📊 Productivity
(1)
free
15
black.com - Encrypted Email
black.com - Encrypted Email
black.com - Encrypted Email
Get your @black.com address!
Free

Secure and encrypted email with a personalized @black.com address. Features AI writing tools for effortless composition, unlimited storage, and alias addresses to manage spam. Protects your data with zero-access encryption and app-based two-factor authentication.

Personalized @black.com email addressZero-access encryptionAI-powered email composition
📊 Productivity
(9)
free with in-app purchases
16
HEY Email
HEY Email
HEY Email
Email at its best, by Basecamp
Free

This email client streamlines your inbox with features like call-like screening for senders, grouped message organization, and a unified attachment library. It offers unique ways to read emails, manage receipts, and protect your privacy from trackers.

Screen senders like callsNaturally grouped messagesRead multiple emails at once
📊 Productivity
(4.3K)
subscription
17
PreVeil
PreVeil
PreVeil
End-To-End Encrypted Email
Free

Securely send encrypted emails and store files with end-to-end encryption. Your data is protected by unique keys, ensuring only you can access it. Integrates with existing email addresses and offers desktop access.

End-to-end encrypted emailEncrypted file storage and sharingUses existing email addresses
💼 Business
(34)
ad-supported
18
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
19
GMX - Mail & Cloud
GMX - Mail & Cloud
GMX - Mail & Cloud
Reliable and safe
Free

Manage your email, cloud storage, and news in one convenient app. Features a smart inbox that automatically categorizes emails for better organization and a secure cloud for file backup and sharing. Enjoy customizable push notifications and PIN protection for enhanced security.

Smart Inbox for automatic email categorizationSecure cloud storage for file backup and sharingCustomizable push notifications
📊 Productivity
(17K)
free with in-app purchases
20
Infomaniak Mail
Infomaniak Mail
Infomaniak Mail
by Infomaniak Network SA
Free

Manage your Infomaniak email accounts securely with this app. It offers features like custom folder organization, quick scanning for actions, and personalized themes. Keep full control of your data within a secure, sovereign ecosystem.

Manage Infomaniak email addressesCreate free @ik.me, @etik.com, or @ikmail.com addressesOrganize emails in personalized folders
📊 Productivity
(146)
free

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