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Best 44 Cnot Apps

201+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated May 2026

If you already know Почта Mail, this is the deeper bench. 201+ 44 cnot apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of May 2026.

Top Picks for 44 Cnot

Почта Mail: планировщик дня#1

Почта Mail: планировщик дня by VK LLC

Tackle your inbox email!
Editor's Choice
📊 Productivity
4.7😊(19K ratings)
FreeAds
Почта Mail: планировщик дня screenshot 1
Почта Mail: планировщик дня screenshot 2
Почта Mail: планировщик дня screenshot 3
Почта Mail: планировщик дня screenshot 4

An efficient and versatile mail app for iPhone, iPad, and iPod Touch supporting various email services with features like multiple account support, full synchronization, personalized spam filter, push notifications, mail caching, contact integration, and quick actions. Stay connected and organized with this user-friendly email application.

What We Love

  • 🚀 Fast and efficient
  • 👍 User-friendly interface
  • 🔒 Secure email service
  • 💡 Useful features like spam filtering

Room to Improve

  • 🐛 Occasional bugs and crashes
  • 💬 Lack of language support
  • 📢 Intrusive advertising
Spark Mail: AI Email Assistant#2

Spark Mail: AI Email Assistant by Readdle Technologies Limited

Smart Inbox & Mail Assistant
Strong Contender
📊 Productivity
4.6😊(11K ratings)
FreeAdsIn-App Purchases
Spark Mail: AI Email Assistant screenshot 1
Spark Mail: AI Email Assistant screenshot 2
Spark Mail: AI Email Assistant screenshot 3
Spark Mail: AI Email Assistant screenshot 4
Spark Mail: AI Email Assistant screenshot 5
Spark Mail: AI Email Assistant screenshot 6

"Revolutionize your email experience with an AI-powered business mailbox that organizes, prioritizes, and enhances your communication efficiency."

What We Love

  • 🚀 Excellent email management features
  • 👍 Clean and intuitive user interface
  • 📂 Effective email organization and categorization
  • ⏱️ Efficient workflow with snooze, scheduling, and templates

Room to Improve

  • 🐛 Occasional sync and stability issues
  • 🔒 Concerns over privacy and data usage
  • 💰 Aggressive push for paid subscription
Proton Mail - Encrypted Email#3

Proton Mail - Encrypted Email by Proton AG

Fast, private & secure mail
Worth Considering
📊 Productivity
4.7😊(44K ratings)
FreeIn-App Purchases
#70in 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

A secure email platform that prioritizes user privacy and data protection through encryption features. Send and receive private emails with confidence.

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

More 44 Cnot apps to explore

4
myMail box: email client app
myMail box: email client app
myMail box: email client app
E-mail for Gmail, Hotmail, AOL
Free

Access all your email accounts in one place with our email client app. Enjoy features like push notifications, personalized inboxes, efficient search options, enhanced security, and quick contact suggestions. Download now for a seamless email management experience!

📊 Productivity
(17K)
5
Email - Edison Mail
Email - Edison Mail
Email - Edison Mail
No more Spam - Inbox Zero
Free

A fast and secure email application with advanced features for efficient organization and management of emails. Take control of your inbox with Edison Mail.

📊 Productivity
(2.5K)
6
Canary Mail – AI Email
Canary Mail – AI Email
Canary Mail – AI Email
Read Receipts, Unified Inbox
Free

Canary Mail is your essential AI-powered email companion, ensuring intelligent organization and communication efficiency. Take charge of your inbox with advanced features and personalized tools to streamline your email experience.

📊 Productivity
(811)
7
Citrix Secure Mail
Citrix Secure Mail
Citrix Secure Mail
by Citrix Systems, Inc.
Free

Citrix Secure Mail is a robust email solution for managing multiple accounts, calendars, and contacts securely on the go. It seamlessly integrates with other Citrix apps and allows for customization while ensuring data protection. Contact us at xenmobile2@citrix.com for feedback or feature requests.

💼 Business
(5.9K)
8
Superhuman Mail
Superhuman Mail
Superhuman Mail
The most productive email app
Free

Experience the fastest email service with powerful features like customizable split inbox, automated reminders, time-saving snippets, scheduled sending, and more. Maximize your productivity with Superhuman Mail - respond quickly, stay organized, and reclaim your time. Visit https://superhuman.com/terms to learn more.

📊 Productivity
(3.5K)
9
Airmail for Gmail Outlook Mail
Airmail for Gmail Outlook Mail
Airmail for Gmail Outlook Mail
Your Mail With You
Free

A feature-packed mail client for iOS and Mac, Airmail supports various mail services like Gmail, Exchange, and Outlook. It offers advanced features such as customizable workflows, iCloud sync, snooze options, and integration with numerous apps for seamless productivity. Explore Airmail for efficient email management and enhanced productivity.

📊 Productivity
(3.8K)
10
Tuta: Encrypted Private Email
Tuta: Encrypted Private Email
Tuta: Encrypted Private Email
Secure, Ad Free Mail Client
Free

Stay in control of your private data with a secure email and calendar app that prioritizes encryption and privacy. Experience top-notch security features while communicating and organizing your schedule worry-free.

📊 Productivity
(3.3K)
11
Polymail: Email Inbox
Polymail: Email Inbox
Polymail: Email Inbox
Simple, Powerful Mail Client
Free

Enhance your email experience with a powerful productivity app featuring unlimited email tracking, snooze and schedule functions, calendar integration, detailed contact profiles, one-tap unsubscribe, and more. Revolutionize the way you manage your emails with Polymail!

📊 Productivity
(82)
12
mail.com - email & cloud
mail.com - email & cloud
mail.com - email & cloud
Mailbox for storage & mail
Free

Get a robust and user-friendly free email service that offers secure communication and convenient inbox management. Join now to experience seamless emailing with innovative features like spam filtering and customizable settings.

📊 Productivity
(103K)
13
Blue Mail - Email | Calendar
Blue Mail - Email | Calendar
Blue Mail - Email | Calendar
AI-Powered, Fast & Secure
Free

A powerful email and calendar app powered by AI for quick and efficient organization of your communication and schedule. Stay on top of your emails and appointments effortlessly. Experience advanced features seamlessly integrated for improved productivity.

💼 Business
(10K)
14
Muambator
Muambator
Muambator
Rastreio Encomendas e Pacotes
Free

Track your packages easily with this top-notch package tracking app that integrates with various logistics providers like Correios, China Post, and USPS. Get push notifications, organize your shipments, and enjoy a seamless tracking experience. Download now for stress-free package monitoring!

🔧 Utilities
(156)
15
VK Mail: secure email client
VK Mail: secure email client
VK Mail: secure email client
For Gmail, Yahoo, Rambler
Free

Experience streamlined and secure email management with this email client supporting various email services like Yandex, Gmail, and more. Enjoy smart sorting, custom filters, reliable protection, and the ability to manage multiple accounts effortlessly. Enhance your email experience with themes, easy unsubscribe options, and seamless file attachments. Download now for a simplified and efficient email solution.

📊 Productivity
(853)
16
guia meu pe de meia jornada
guia meu pe de meia jornada
guia meu pe de meia jornada
jornada do estudante pe de mei
Free

Download our official app and get quick access to all the information you need, updated and reliable, and easy to use. Consult information instantly and stay informed with our intuitive interface and up-to-date data, all in one place.

📚 Education
(63)
17
Email for Hotmail & Outlook
Email for Hotmail & Outlook
Email for Hotmail & Outlook
Support Hotmail, Outlook, O365
Free

A feature-rich email app that streamlines your inbox management, supports major email services, offers unique features like custom signatures and real-time notifications, and focuses on control, privacy, and simplicity. Simplify your email experience and save time with this efficient application.

🔧 Utilities
(2.5K)
18
Ivanti Email+
Ivanti Email+
Ivanti Email+
by MobileIron
Free

Ivanti Email is a secure iOS email client that syncs your work email, contacts, and calendar using ActiveSync. Enjoy features like AES-256 encryption, VIP contacts, calendar alerts, and secure intranet access. Stay connected and productive with this enterprise-level email solution.

📊 Productivity
(202)
19
Egress Secure Mail
Egress Secure Mail
Egress Secure Mail
Integrated data security
Free

The application is a secure email solution that allows users to send and receive encrypted emails, even when on the move. It offers features like email revocation, access tracking, and enterprise-level security policies, enabling users to stay productive while keeping sensitive data safe.

💼 Business
(286)
20
MailBuzzr HD
MailBuzzr HD
MailBuzzr HD
Email app for Outlook & Gmail
Free

MailBuzzr HD is an innovative email app designed for Outlook users, offering advanced features and a user-friendly interface for efficient email management. Experience seamless integration and enhanced productivity – download now!

📊 Productivity
(61)

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