6 Best Email Client for Mac OS in 2024 - Compared and Reviewed

January 15, 2024
10 Minutes
Modified on:
January 15, 2024
Written by:
Swati Bucha
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Email remains an essential communication tool in the digital era despite social media, thanks to its universality across platforms and devices. It serves multiple roles, such as the official medium of correspondence, your online address, and the de facto identity verification channel, to name a few. Unsurprisingly, it continues to triumph despite multiple social media platforms competing for your attention:


However, many default email apps need to address the expanding complexity of managing high email volumes, and they leave you wanting more when it comes to complex use cases. Apple Mail is no exception either; thus, you will be on the lookout for the best email client for your Mac at some point.

Thankfully, specialized email applications for platforms like macOS provide expanded capabilities to tailor workflows around individual use cases and substantially enhance productivity.

When selecting a third-party mail client app tailored for your Apple laptop or desktop, several critical considerations include:

  • Tight integration with macOS for streamlined workflows
  • Seamless support for major providers like Gmail and Outlook  
  • Customization of experiences and interfaces matching personal preferences
  • Enterprise-grade security protections and compliance
  • Intuitive cross-device syncing with iPhone and iPad
  • Fair price and purchase model 

This guide deeply explores leading macOS email client options available today. It outlines their key differentiating features, pricing, and ideal users to greatly simplify your search for the perfect email assistant matching your needs.

Why Seek an Alternative macOS Email App? 

Apple Mail offers passable basic functionality for casual users focused solely on message transmission and organization. But professionals and power users juggle countless critical communications across disparate audiences and require far more robust tools to parse signals from overwhelming noise.

Dedicated macOS email apps fill gaps left by web incarnations and Apple Mail through:

  • Unifying views aggregating multiple accounts
  • Employing advanced filters to organize workflows automatically
  • Adding conveniences like email snoozing and scheduling sends  
  • Integrating directly with other pivotal work apps
  • Facilitating collaborative team efforts
  • Automating repetitive administrative tasks

But the ideal option depends heavily on frequently idiosyncratic use cases - are you an overwhelmed freelancer drowning under an ever-expanding inbox? Does your team require shared access, allowing fast internal chatter? 

Analyzing needs around must-have features and existing toolchain ecosystem integration guides the selection process. Hence, choose an email manager that enhances daily communication rather than introduces new obstacles.

Comparing Key macOS Email Clients

Here, we closely analyze critical differentiators across leading macOS email apps to simplify selection based on individual or team priorities:

1. Apple Mail


Apple Mail is the built-in default mail client across macOS devices, offering convenient iCloud integration alongside basic inbox filtering into categories like VIPs and bulk actions to quickly clear less pressing emails. We’ve included it to ensure you choose based on a leveled playing field.

Thanks to deep operating system integration, Mail often suffices for users focused solely on basic send/receive capabilities rather than advanced workflows. However, professionals and power users often desire enhanced productivity.

Mail merits consideration for Apple die-hards who fully commit to the macOS and iOS ecosystem, permitting seamless cross-device syncing. But multiple account and inbox switching pain points have sparked many power users to explore alternatives. 


  • Tight ecosystem integration  
  • Unified mailboxes by default
  • VIP notifications from chosen senders  
  • Bulk send and delete options
  • Auto-clustering into categories


  • Limited customization and templates
  • No snooze, send-later, or reminders
  • Confusing interface once scaling past two accounts
  • iOS app required for deep multi-device sync

Pricing: Free 

Ideal users: Apple loyalists not overwhelmed by email influx

2. Mozilla Thunderbird


As a longstanding open-source email client courtesy of Mozilla, Thunderbird offers enriched IMAP, POP, and SMTP capabilities essential for power users and technical teams managing diverse mail accounts across providers, thanks to unparalleled extensibility.

But less tech-savvy users often find frustrating complexity in initial setup alongside a dated user interface failing to match modern operating system aesthetics and lacking contemporary enhancements like conversational views. 

Still, Thunderbird warrants exploration for advanced cases like encrypted end-to-end secure chat, extensibility fanatics, and privacy wonks, especially without recurring fees.


  • Open-source extensibility
  • Global community developer support 
  • Hundreds of plugins and addons 
  • Robust advanced search operators
  • Encrypted chat and messages
  • No cost


  • Steep learning curve 
  • Outdated interfaces   
  • Lacks native collaboration
  • Compliance limitations
  • Slow development velocity

Pricing: Free

Ideal users: Developers, technical teams, privacy zealots


Neo consolidated fragmented communication channels into an integrated hub blending email, calendar, deep contact management, and automatic contact record enrichment alongside an optional one-page site builder to help entrepreneurs centralize their digital presence and simulate CRM capabilities without the typical setup complexity.

This unified command center approach greatly benefits solopreneurs through automation, helping them present a professional, CRM-like facade to clients without imposing enterprise software burdens, making it the best email client for MacOS. 

For overtasked consultants and freelancers, Neo’s combination of email efficiency, multi-channel contact management, and access visibility analytics creates order from potential chaos.


  • Contact enrichment from social media and databases
  • Email open, click, and schedule analytics
  • One of the best email apps for iPhone
  • Integrated calendar appointments 
  • Robust search across people and messages
  • Easy domain setup with Google/O365 integration
  • 30-day free trial 


  • Contacts limited to 50 for the free version  
  • Steeper learning curve than a standalone email
  • No offline mode for remote areas

Pricing: 30-day Free Trial - Packages from $7/month

Ideal users: Solopreneurs, bootstrapped startups, and small teams

4. Airmail


For power users and professionals frustrated by Apple Mail limitations in accounting for real-world team workflows, Airmail offers blazing speed nearly infinite customizability via user-defined actions/automations alongside unparalleled deep cross-application integrations cementing its status as a power user favorite.

However, extensive configuration possibilities also impose a steeper learning curve, rendering the application overwhelming for less technical operators without more opinionated solutions.


  • Lightning performance, even on large accounts
  • Highly customizable email automation 
  • Expanded third-party app integrations
  • Robust cross-platform support 


  • Steep learning curve for setup 
  • Must upgrade to expand the feature set
  • Fragmented multi-inbox views   
  • Less collaborative than competitors

Pricing: Limited free version - $14.99 Yearly Upgrade

Ideal users: Technical individual email pros

5. Spark


Spark prioritizes meaningful conversations through innovative sorting features like Priority Inbox, allowing fast, team-based communication threaded by context rather than rigid subject lines imposed by less intuitive legacy conventions. 

It creates collaborative velocity by leveraging email’s universal accessibility but at the expense of somewhat undermining privacy through mandated data sharing rare outside social platforms. Still, groups valuing transparency and integrations merit Spark consideration. 


  • Automatic priority inbox sorting  
  • Integration across the work app ecosystem
  • Free and affordable paid plans
  • Conversational thread replying


  • Limited offline functionality 
  • Privacy concerns around data sharing  
  • Notification noise on large teams
  • Less established vendor 

Pricing: Limited free version, $6.39/month per user pro version 

Ideal users: Lean teams emphasizing velocity

6. Mailspring


For those desiring complete customizability, pitch-perfect Mac optimization, and open-source transparency alongside great design, Mailspring delivers exceptional speed alongside a deluge of productivity boosters like slick themes, watcher reminders, and snooze/send-later automation.

However, somewhat limited compatibility beyond Gmail and basic IMAP/SMTP providers and a lack of companion mobile apps slightly detract from Mailspring’s capabilities. But little downside exists in evaluating its utility for a $8 monthly fee following a perpetually free tier.  


  • Very fast search/sorting via local caching
  • Beautiful native macOS optimization 
  • Custom personas, watchers, and domain analytics
  • Scheduling with multiple delivery windows


  • Gmail and mobile-centric feature set  
  • No offline access or syncing
  • Lacking calendar integration 
  • Contacts require paid Pro tier access

Pricing: Limited free version, $8/month pro version

Ideal Users: macOS-first individual email pros

Choosing the Best Email Client

Ultimately, augmented productivity comes down to realistically matching technological capabilities against day-to-day communication workflows, respecting where users spend their time, and honoring how established team dynamics function.

Email Client Key Benefits Drawbacks Pricing Ideal Users
Apple Mail Tight ecosystem integration, unified mailboxes, VIP notifications, bulk options Limited customization, no snooze/send-later, confusing interface for multiple accounts Free Apple loyalists not overwhelmed by email influx
Mozilla Thunderbird Open-source, global support, plugins/addons, encrypted chat Steep learning curve, outdated interfaces, lacks collaboration, compliance limitations Free Developers, technical teams, privacy zealots
Neo Contact enrichment, email analytics, integrated calendar, robust search Contacts limit, steeper learning curve, no offline mode 30-day Free Trial, from $7/month Solopreneurs, startups, small teams
Airmail High performance, customizable automation, cross-application integrations Steep learning curve, and must upgrade for more features, fragmented views Limited free, $14.99/year upgrade Technical individual email pros
Spark Priority inbox sorting, app integrations, affordable plans, conversational threads Limited offline functionality, privacy concerns, notification noise Free - $6.39/month/user Lean teams emphasizing velocity
Mailspring Fast search/sorting, macOS optimization, custom features, scheduling Gmail/mobile-centric, no offline access, lacks calendar integration Free - $8/month Pro Version macOS-first individual email pros

The thing is, seeking an organizational panacea through adopting some newfangled all-singing AI-powered inbox management tool often disappoints compared to incremental changes respecting deep work demands.  

But for certain use cases like overwhelmed consultants, the right technology consolidation provides major relief by lifting significant manual effort off their shoulders, so client needs get addressed versus administrative inbox triage overhead.

The way forward is to evaluate the above macOS email client options based on your individual or team needs.

Configuring a Neo Account for Enhanced Mac Email

As a new entrant that provides cost-effective yet class-leading features, Neo merits special investigation by readers seeking to consolidate communication streams for enhanced personal consultancy-style productivity with CRM-esque contact enrichment part and parcel of its collaborative DNA.

Once downloaded, configuring a Neo account follows a straight-line path familiar to macOS app aficionados, beginning with login credential creation before synchronizing existing message stores into Neo’s unified views, putting messages alongside upcoming meetings and enriched customer profiles.

Neo’s unlimited 30-day trial permits extensive evaluation before any commitment for hesitant switchers. But for consultants and freelancers seeking CRM-like customer 360 visibility and related efficiencies from email apps, Neo truly merits consideration for its unique single-pane-of-glass approach.

Finding Your Perfect Email Assistant Match 

Ultimately, the best mail client for MacOS understands its role in assisting professionals get work done rather than injecting unnecessary complications better left to dedicated business tools.

The above options all augment communication and organization differently, but nearly everyone will gain incremental efficiency from adopting Mailspring’s slick upgrades or Neo’s CRM-lite consolidation capabilities. 

Matching user needs around security, privacy, functionality, and team dynamics dictates the highest value choice, as per our experts. But with robust trial versions, real-world email workflows determine which application best slots into existing macOS workflows, so we suggest laying your hands on these apps to make the final call.

For starters, sign up for a 30-day free trial of Neo now!

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