Airmail vs Spark Mail

Airmail

• Apple users who want to tailor swipes, actions and layout in their email app
• Sending emails to task managers such as Todoist, OmniFocus or Things
• Organizations that want a one-time purchase with MDM configuration

Spark Mail

• People juggling several email accounts across desktop and phone
• Individuals who want a free client with a unified inbox and send later
• Small teams that want to comment on emails and draft replies together

Airmail

• Without Airmail Pro the app works with one account and limited capabilities; multiple accounts and the unified inbox are subscription features.
• The vendor lists apps for iPhone, iPad, Mac, Apple Watch and Vision Pro only, so there is no Windows, Android or web version.
• The yearly Pro price differs by store: $39.99 on the iPhone and iPad listing and $49.99 on the Mac listing. The iOS listing also shows a $3.99 Airmail Pro purchase with no period.
• AI Composer is a separate in-app purchase on the Mac App Store listing, shown at $4.99 and at $14.99 monthly.

Spark Mail

• The vendor lists apps for Mac, Windows, iOS and Android only; there is no web or Linux version.
• Gatekeeper, Priority, Spark +AI and third-party integrations require Plus or higher.
• Shared inboxes, read statuses and the HubSpot integration are limited to Pro and Enterprise.
• The free plan's AI is a limited preview: 5 meeting notes in total and 1 month of email history for the AI Assistant.

Airmail

Multiple accounts and unified inbox

Add Gmail, iCloud, Exchange, Office 365, Outlook, IMAP and POP3 accounts and read them together in one unified inbox. Both are Airmail Pro features.

Smart Inbox

Filters newsletters and other distractions out of view so that only the more important messages are shown.

Snooze and Send Later

Snooze hides a message until it becomes relevant, and Send Later schedules a message to arrive at a chosen time.

Custom actions and rules

A custom action chains steps such as label, forward and archive into one command. On Mac, rules handle incoming mail automatically and sync between Macs through iCloud.

Privacy mode

Processes data locally on the device, blocks tracking pixels and stops images from loading automatically.

AI assistant connection

Airmail for Mac can connect to AI assistants such as Claude and Codex through the Airmail MCP, so an assistant can find messages, summarize threads and draft replies.

Spark Mail

Smart Inbox and unified inbox

Brings every connected account into one inbox and separates priority mail from newsletters and notifications. Included in the free plan.

Gatekeeper and Priority

Gatekeeper lets you accept or block new senders before they land in the inbox, and Priority highlights chosen senders. Both are part of Plus and above.

Spark +AI and AI Assistant

+AI drafts, proofreads, summarizes and translates email. The AI Assistant answers questions about your mail, reaching back 1 month on Free, 1 year on Plus and without limit on Pro.

Snooze, Send Later and reminders

Snooze a message, set it aside, schedule a send or get a follow-up reminder. These scheduling tools are in the free plan.

Team collaboration

Share a thread with teammates, discuss it in private comments and write drafts together in real time. Shared inboxes for addresses such as support@ need Pro.

Calendar and AI meeting notes

A built-in calendar can add Zoom, GoTo or Microsoft Teams call links. AI meeting notes are capped at 5 in total on Free and 40 a month on Plus, and unlimited on Pro.

Airmail

• Free$0

  A single email account with limited capabilities; no multiple accounts or unified inbox.

• Airmail Pro (iPhone and iPad)$7.99

  per month, or $39.99 per year (US App Store in-app prices)

  Multiple accounts, unified inbox, agenda integration and realtime inbox monitoring. The Mac listing says iOS subscribers get Airmail Pro on Mac free.

• Airmail Pro (Mac)$7.99

  per month, or $49.99 per year (US Mac App Store in-app prices)

  The subscription bought through the Mac App Store. On Mac, Pro covers the smart inbox, custom actions, themes and a customizable layout.

• Airmail for Business$49.99

  one-time purchase (US App Store)

  Separate app with Airmail Pro features unlocked and no subscription. Leaves out realtime inbox monitoring, Send Later and synchronized snooze.

Spark Mail

• Free$0

  Unlimited accounts, Smart Inbox, unified inbox, snooze, send later, reminders, calendar and 5 lifetime AI meeting notes.

• Plus$8.25

  per user / month, billed annually ($99); $10 billed monthly

  Adds Gatekeeper, Priority, Spark +AI, the AI Assistant with 1 year of history, 40 AI meeting notes a month, integrations and team collaboration.

• Pro$16.58

  per user / month, billed annually ($199); $20 billed monthly

  Everything in Plus, plus shared inboxes, read statuses, unlimited AI meeting notes, HubSpot integration and Spark CLI triage access.

• EnterpriseCustom

  Everything in Pro, plus security and controls, a dedicated success manager and 1:1 productivity coaching.

Airmail

• Annual discount

  About 58% less with yearly billing

  On the US App Store listing Airmail Pro is $39.99 a year against $7.99 a month, which works out to about 58% less than twelve monthly payments. On the Mac listing the yearly price is $49.99.

• Lifetime license

  Airmail for Business is a one-time purchase

  Airmail for Business costs $49.99 once on the US App Store, with Airmail Pro features unlocked and no subscription. It runs on iPhone, iPad, Mac and Apple Watch.

• Education

  Education discounts on Airmail for Business

  The Airmail for Business listing says the app is available through Apple's business purchase marketplace and that educational discounts apply.

Spark Mail

• Annual discount

  Save 17% with annual billing

  The pricing page shows Plus at $99 a year instead of $120 and Pro at $199 a year instead of $240 when billed annually, a 17% saving over paying monthly.