Comparison

WhatMail vs Spacemail

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

WhatMail

This app transforms email management into an intuitive messaging experience. Swipe through emails, view conversations like chats, and utilize a free AI assistant for summaries and replies. It offers smart notifications and bookmarks to help you conquer your inbox efficiently.

Highlights
  • Intuitive swipe gestures for email sorting
  • Messaging-style conversation threads
  • On-device AI for summaries and replies
  • Smart notification filtering
  • Bookmark system for important messages
  • Support for major email providers
Features
Read full description

WhatMail - Modern Email Made Simple: Swipe. Sort. Done. The fastest way to manage your inbox. WhatMail transforms email into an intuitive messaging experience. Swipe through emails like Tinder, chat with your contacts like WhatsApp, and conquer inbox zero faster than ever before. Why Choose WhatMail? Swipe to Triage: Sort your emails with simple gestures. Swipe right to keep, swipe left to trash. No more clicking through endless menus. Email management has never been this fast or satisfying. Conversation View Like Messaging Apps: Your emails appear as clean, threaded conversations just like iMessage, WhatsApp, Instagram, or TikTok. See your entire email history with each contact in a beautiful, easy-to-follow chat format. Free AI Assistant Built-In: Summarize long emails instantly. Translate messages into any language. Draft replies with AI help. All processing happens privately on your device—no data leaves your phone. Free unlimited. Smart Bookmarks & Reminders: Never lose important emails again. Bookmark flight tickets, concert passes, hotel confirmations, or any message you need later. Set reminders so nothing slips through the cracks. Intelligent Notifications: Stop getting interrupted by spam and newsletters. WhatMail's smart notifications only alert you when emails truly matter, helping you stay focused throughout your day. Perfect For - Busy professionals managing multiple accounts - Anyone tired of cluttered, overwhelming inboxes - People who want email to feel as simple as texting - Users seeking privacy-focused AI email tools - Gmail, Outlook, Yahoo, and iCloud users looking for better mobile experience Key Features - Intuitive swipe gestures for lightning-fast email sorting - Messaging-style conversation threads - On-device AI for summaries, translations, and composition - Bookmark system for important messages - Smart notification filtering - Clean, modern interface designed for speed - Support for all major email providers - Dark mode support - Privacy-first architecture - No ads, no tracking What Users Are Saying: - "Finally, an email app that doesn't feel like homework!" - "The swipe feature changed my life. Inbox zero every day." - "Love the chat-style emails. So much easier to follow conversations." Compatible With Gmail • Outlook • Yahoo Mail • iCloud Mail • ProtonMail • Custom IMAP/SMTP Your Privacy Matters All AI processing happens on your device. Your emails never leave your phone for AI analysis. No data collection, no tracking, no selling your information to third parties. Modern Email for Modern Life Email shouldn't feel like a chore. WhatMail brings the simplicity of messaging apps to your inbox with powerful features that save you time every single day. Download WhatMail now and experience email the way it should be: fast, simple, and stress-free. Get started in seconds • No account required • Works with your existing email • Free AI features unlimited Support: For questions or feedback, contact us at contact@romainpenchenat.com

About

Spacemail

Manage your business email with a fast, intuitive, and secure mobile client. Features smart security, instant notifications, and seamless syncing across devices. Customize your inbox with a profile picture, dark mode, and multi-language support.

Highlights
  • Smart security features
  • Instant notifications
  • Seamless device sync
  • Favorite messages
  • Quick swipe actions
  • Customizable inbox
  • Ad-free experience
Features
Read full description

Email here, there, and anywhere with Spacemail mobile. Enjoy fast, intuitive business email with smart security, instant notifications, and seamless sync across all your devices. Order made simple Favorite the messages that matter, and use quick swipe actions to manage everything at speed. Your inbox your rules Email your way with a custom profile picture and display name, adaptive dark mode, and multi-language support. Privacy built in Work without distractions in an ad-free inbox, locked down by 2FA and data storage encryption. Get started Enjoy professional email that fits your budget. Choose your plan at spaceship.com, download the app, and sign in to use Spacemail on the go. Legal Privacy policy https://spaceship.com/privacy Terms of service https://spaceship.com/terms Follow us X (Twitter): https://x.com/Spaceship Instagram: https://www.instagram.com/spaceship/ Reddit: https://www.reddit.com/r/SpaceShip

Screenshots

WhatMail4 screens
Spacemail4 screens

Verdict

The call

The clearest difference is review sentiment: WhatMail at 100% against Spacemail's 60%. Spacemail's advantage is update cadence (every 5 days vs every 2 weeks) and iOS requirement (18.0 vs 26.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

WhatMail ships an update every 2 weeks, Spacemail every 5 days. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 7 level
WhatMail versus Spacemail: the parameters behind the verdict, then further details
ParameterWhatMailSpacemail
PriceFreeFree
Rating—4.7 (385 ratings) — better
Positive reviews100.0% of reviews — better60.0% of reviews
Number of ratings—385 — better
Update frequencyEvery 2 weeksEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.018.0 — better
Further details — not scored
Size28 MB157 MB
Age rating4+17+
DeveloperGRAINESNamecheap, Inc

Customer experience

WhatMail

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Spacemail

All ratings369 ratings
Positive92.4%
Neutral2.4%
Negative5.1%
Written reviews20 reviews
Positive60.0%
Neutral15.0%
Negative25.0%

In-app purchases

None

WhatMail

No in-app purchases

None

Spacemail

No in-app purchases

Questions

Is WhatMail free?
WhatMail is free to download, with no in-app purchases.
Is Spacemail free?
Spacemail is free to download, with no in-app purchases.
Do WhatMail or Spacemail have ads?
Neither WhatMail nor Spacemail shows ads.
Which is updated more often, WhatMail or Spacemail?
WhatMail ships an update every 2 weeks, and Spacemail every 5 days. Most recently, WhatMail was updated on October 30, 2026 and Spacemail on November 5, 2026.

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