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Best Email AI Assistant Apps

239+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated July 2026

If you already know Spark Mail, this is the deeper bench. 239+ email ai assistant apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of July 2026.

Compare top Email AI Assistant Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Spark Mail: AI Email AssistantSpark Mail: AI Email AssistantFree4.6★ (82K)NoYesJul 2026
2Friday AI Email WriterFriday AI Email WriterFree4.8★ (9.6K)NoYesJul 2026
3Beside (M1): AI ReceptionistBeside (M1): AI ReceptionistFree4.8★ (8.9K)YesYesJul 2026
4ChatGPTChatGPTFree4.8★ (8.8M)YesYesJul 2026
5Shortwave - AI EmailShortwave - AI EmailFree4.8★ (710)NoNoJul 2026
6Email Writer : AI Email WriterEmail Writer : AI Email WriterFree4.8★ (261)NoYesJul 2026
7Superhuman MailSuperhuman MailFree4.6★ (3.5K)YesNoJul 2026
8AI Writer: Email Letter EssayAI Writer: Email Letter EssayFree4.8★ (6.5K)YesYesJul 2026

Top Picks for Email AI Assistant

Spark Mail: AI Email Assistant#1

Spark Mail: AI Email Assistant by Readdle Technologies Limited

Streamline your email inbox
Editor's Choice
📊 Productivity
4.6😊(82K ratings)
FreeIn-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

Streamline your email and calendar management with an AI-powered assistant. Organize multiple accounts, declutter your inbox with smart sorting, and use AI to draft replies, summarize threads, and manage your schedule efficiently.

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
Friday AI Email Writer#2

Friday AI Email Writer by Sekterra GmbH

PRO Letter, Mail & Text Writer
Strong Contender
📊 Productivity
4.8😐(9.6K ratings)
FreeIn-App Purchases
Friday AI Email Writer screenshot 1
Friday AI Email Writer screenshot 2
Friday AI Email Writer screenshot 3
Friday AI Email Writer screenshot 4
Friday AI Email Writer screenshot 5
Friday AI Email Writer screenshot 6

This AI-powered writing assistant helps you craft better emails, letters, and messages. It offers personalized suggestions, proofreading, and grammar checking to enhance your writing speed and efficiency. Ideal for students, professionals, and anyone seeking to improve their communication.

What We Love

  • 👍 Professional writing assistance
  • 🚀 Time-saving
  • 💡 Helpful for non-native English speakers
  • 👍 Improves writing quality and confidence

Room to Improve

  • 💰 Expensive subscription
  • 🐛 Frequent crashes and freezes
  • 🔒 Privacy and security concerns
Beside (M1): AI Receptionist#3

Beside (M1): AI Receptionist by Interface, Inc.

From missed call to booked job
Worth Considering
📊 Productivity
4.8😊(8.9K ratings)
FreeAdsIn-App Purchases
#79in Productivity
Beside (M1): AI Receptionist screenshot 1
Beside (M1): AI Receptionist screenshot 2
Beside (M1): AI Receptionist screenshot 3
Beside (M1): AI Receptionist screenshot 4
Beside (M1): AI Receptionist screenshot 5
Beside (M1): AI Receptionist screenshot 6

This app provides a dedicated business phone number, transcribes calls and voicemails, and automatically suggests next steps. It helps reduce administrative tasks, improve focus, and ensures no important conversations are missed. Ideal for professionals managing a high volume of calls.

What We Love

  • 🚀 Efficient AI assistant
  • 📝 Detailed call summaries
  • 📆 Calendar integration
  • 🔍 Searchable call history

Room to Improve

  • 🔊 Call quality issues
  • 🚫 Inability to delete conversations
  • 🕰️ Slow chat response

More Email AI Assistant apps to explore

4
ChatGPT
ChatGPT
ChatGPT
Your everyday AI assistant
Free

This app provides access to advanced AI capabilities, including text generation, image creation from descriptions, and voice conversations. It offers personalized advice, creative inspiration, and instant answers for various tasks, syncing history across devices.

Image generation from textAdvanced voice conversationsPhoto upload and transcription
📊 Productivity
(8.8M)
free with in-app purchases
5
Shortwave - AI Email
Shortwave - AI Email
Shortwave - AI Email
AI-native email for business
Free

This AI-powered email client streamlines your inbox with intelligent organization, writing assistance, and team collaboration tools. It helps you manage emails, schedule meetings, and turn messages into actionable tasks, all while learning your unique style.

AI-powered email writing and draftingIntelligent inbox organization and clutter removalReal-time team collaboration and email assignment
📊 Productivity
(710)
free
6
Email Writer : AI Email Writer
Email Writer : AI Email Writer
Email Writer : AI Email Writer
AI email writer and assistant
Free

This app uses advanced AI to generate personalized emails based on your prompts. It helps busy professionals and students craft professional and efficient emails quickly, offering a user-friendly interface for effortless communication.

AI-powered email generationPersonalized email draftsEdit and send emails from app
📊 Productivity
(261)
subscription
7
Superhuman Mail
Superhuman Mail
Superhuman Mail
The most productive email app
Free

This email application streamlines inbox management with AI-powered drafting and summarization. It helps users prioritize important messages, schedule emails for optimal delivery, and collaborate with teams through shared email views and integrated CRM tools. Save time and improve responsiveness with advanced features.

AI email draftingAutomatic email summarizationCustomizable inbox triage
📊 Productivity
(3.5K)
free with in-app purchases
8
AI Writer: Email Letter Essay
AI Writer: Email Letter Essay
AI Writer: Email Letter Essay
AI Keyboard, Writing Assistant
Free

This app assists with all your writing needs, from emails and essays to creative content. It offers AI-powered dictation, instant content generation, and a variety of templates to overcome writer's block and enhance your writing.

AI Voice DictationInstant Content GenerationReady-to-Use Templates
🔍 Reference
(6.5K)
free with in-app purchases
9
Chuck – Email with Superpowers
Chuck – Email with Superpowers
Chuck – Email with Superpowers
Email Management, Supercharged
Free

This app offers a fast and private way to manage your inbox. It uses on-device AI to help you clean up thousands of emails, unsubscribe from lists, and organize your communications across multiple accounts. It functions as a full email client with smart notifications.

AI-powered batch email processingBulk delete, archive, and unsubscribeConnect multiple email accounts
📊 Productivity
(15K)
freemium
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
AI Email Writer - Boss
AI Email Writer - Boss
AI Email Writer - Boss
Email Generator Letter Writing
Free

Effortlessly compose professional and personalized emails in seconds with an AI-powered assistant. This tool offers advanced AI writing, customization to match your voice, and helpful templates. It ensures error-free communication and integrates seamlessly with major email providers, saving you time and boosting your confidence.

AI-powered email draftingCustomizable writing styleProfessionally crafted templates
📊 Productivity
(865)
free with in-app purchases
12
Perplexity - AI Search & Chat
Perplexity - AI Search & Chat
Perplexity - AI Search & Chat
Ask. Research. Trusted Answers
Free

Get accurate, source-backed answers to any question with this AI-powered search and chat tool. It leverages top AI models for deep research, drafting emails, and more, syncing across devices. Discover new information and organize your findings in a personal library.

AI-powered search with cited sourcesDeep research and guided explorationConversational follow-up questions
📊 Productivity
(487K)
free with in-app purchases
13
Spike: AI Email & Team Chat
Spike: AI Email & Team Chat
Spike: AI Email & Team Chat
Teamspace & mail for business
Free

This AI-powered app transforms your email into a messenger-like experience for professionals and teams. It streamlines inbox management with smart summaries, AI-assisted replies, and one-tap actions. Collaborate seamlessly with team chat, shared inboxes, and integrated tools.

AI-powered email summariesAI-assisted reply draftingInstant email translation
📊 Productivity
(4.3K)
free with in-app purchases
14
Email AI Assistant
Email AI Assistant
Email AI Assistant
AI That Writes Emails Like You
Free
📊 Productivity
(0)
15
AI Writer - Writing Assistant
AI Writer - Writing Assistant
AI Writer - Writing Assistant
Smart Chatbot Powered by GPT 5
Free

This AI-powered writing assistant helps you generate various types of text, from essays and emails to creative content and code. It also offers web search, summarization, translation, and grammar correction to enhance your writing and research process.

AI writing assistant for essays, emails, blogsAI search mode for real-time web answersSummarizer and rewriter for text
📊 Productivity
(1.1K)
free with in-app purchases
16
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
17
Email Client - Boomerang Mail
Email Client - Boomerang Mail
Email Client - Boomerang Mail
Gmail, Outlook E-mail Triage
Free

Manage all your email accounts in one place with features like read receipts, scheduled sending, and AI-powered writing feedback. Quickly schedule meetings directly from your inbox and pause incoming messages when you need to focus.

One-tap calendar schedulingRead receiptsEmail scheduling
📊 Productivity
(4.7K)
free with in-app purchases
18
Chat Smith: AI Chatbot & Agent
Chat Smith: AI Chatbot & Agent
Chat Smith: AI Chatbot & Agent
Study, Writing, Research Agent
Free

This AI assistant offers advanced capabilities for writing, research, and image generation. It leverages multiple powerful AI models to provide deep insights, create content, and simplify tasks. Ideal for students, professionals, and creatives seeking enhanced productivity.

AI Image GeneratorAI Writing AssistantDeep Research with Sources
📊 Productivity
(167K)
free with in-app purchases
19
Shadowsearch: AI Assistant
Shadowsearch: AI Assistant
Shadowsearch: AI Assistant
Shadow Search, Explore More
Free

This AI-powered assistant simplifies online people searches by scanning multiple platforms simultaneously. Discover social media profiles, publicly available records, and other relevant online information quickly and efficiently from a single interface.

AI-powered people searchSocial media profile lookupCross-platform discovery
🌟 Lifestyle
(3.8K)
freemium
20
Vibe by Mistral (ex-Le Chat)
Vibe by Mistral (ex-Le Chat)
Vibe by Mistral (ex-Le Chat)
O seu agente de IA diário
Free

This AI assistant enhances productivity and personal life with advanced reasoning, research, and creative image generation. It understands natural language and offers multilingual support, real-time news, and document OCR.

Web and journalistic source searchReal-time news updatesDocument OCR with multilingual support
📊 Productivity
(1.1K)
free with in-app purchases

FAQ about Email AI Assistant

What are the best email ai assistant apps for iPhone?
Spark Mail: AI Email Assistant tops our email ai assistant apps ranking as of July 2026, with a 4.6-star average from 82K App Store ratings, and it's free to download.
Yes — 20 of the top email ai assistant apps we rank are free to download, including Spark Mail: AI Email Assistant and Friday AI Email Writer.
Spark Mail: AI Email Assistant has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 239+ email ai assistant apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Spark is a cross-platform email client that helps individuals and teams manage their inboxes and calendars. It uses AI-powered tools to declutter your inbox, draft replies, summarize threads, and organize your schedule, allowing you to process emails faster and stay on top of your day.
Key features include managing multiple email accounts in a unified inbox, Smart Inbox for prioritizing emails, an AI Assistant for tasks like summarizing and drafting, Gatekeeper to screen new senders, calendar management, and integrations with other productivity apps. It also offers team collaboration features.