Comparison

TabMail vs Kimpa

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

Head to head
About

TabMail

Features
Read full description

AI email for your existing inbox. Simply tap, talk, and send. Supports Gmail, Outlook, iCloud, and IMAP. TabMail is an open-source agentic AI email client that automates and streamlines your inbox — so you spend less time on email and more time on what matters. - Tap away your emails: simply tap to archive and delete emails that don't need your attention and focus on what you need. - Pre-composed replies: each email comes with suggest replies -- simply tap to send or talk to edit. - Talk through your emails: simply tap to open your assistant and tell it what to do. - No more typing on the small phone screen -- your agent deals with the detailed write-up, just direct it to do what you want. - Zero data retention: TabMail does not retain your email or calendar content. When you use AI features, data is temporarily processed but never stored at rest. You can disable AI features at any time with a single toggle. - Connect with our zero-data-retention backend, or your provider of choice with your own API key. - Open source: inspect, investigate, contribute to our open-source client! Terms of Use: https://tabmail.ai/terms Privacy Policy: https://tabmail.ai/privacy

About

Kimpa

Features
Read full description

Private by design. Secure by default. Kimpa is a secure business communication platform that brings together encrypted email, messaging, calendar, contacts, notes, tasks, and cloud storage in one place. Built for professionals, teams, and organizations, Kimpa helps protect sensitive communication while making collaboration simple and reliable. Secure Email Send and receive email with enterprise-grade protection designed to help defend against phishing, spoofing, and account compromise. Encrypted Messaging Communicate with confidence using end-to-end encrypted messaging designed to keep conversations private. Calendar & Scheduling Organize meetings, events, and appointments with an integrated calendar that works seamlessly across your devices. Contacts Keep your personal and business contacts securely organized and synchronized. Notes Capture ideas, meeting notes, and important information with secure note-taking. Tasks Manage projects, assignments, and daily work with built-in task management. Cloud Storage Store, organize, and access your files securely from anywhere. Built for Business Whether you're an individual, startup, or enterprise, Kimpa provides a secure workspace for modern communication and collaboration. Features • Secure business email • End-to-end encrypted messaging • Integrated calendar • Contacts management • Notes • Task management • Secure cloud storage • Cross-device synchronization • Modern, intuitive interface • Privacy-first architecture Experience a communication platform designed with security, privacy, and productivity at its core. Download Kimpa today.

Screenshots

TabMail4 screens
Kimpa3 screens

Verdict

The call

The clearest difference is in-app purchases: Kimpa at none against TabMail's 6. Kimpa also leads on device support (3 vs 1) and iOS requirement (15.0 vs 26.0). TabMail's advantage is update cadence (every 2 days vs every 2 weeks). On price and ads there is nothing between them.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. TabMail sells 6 in-app purchases, starting at $0.99 per month. Kimpa asks for nothing beyond the download.

UpkeepUpdate frequency

TabMail ships an update every 2 days, Kimpa every 2 weeks. The most recent releases landed on September 24, 2026 and September 8, 2026 respectively.

Scorecard4 real differences Ā· 2 level
TabMail versus Kimpa: the parameters behind the verdict, then further details
ParameterTabMailKimpa
PriceFreeFree
Update frequencyEvery 2 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS26.015.0 — better
Further details — not scored
Size89 MB47 MB
Age rating17+17+
DeveloperLisem AI LTDGlemad

In-app purchases

6 purchases

TabMail

Subscriptions6
  • TabMail Zero Monthly$0.991 Month
  • TabMail Basic (Monthly Plan)14 Days trial$7.991 Month
  • TabMail Zero Yearly$10.491 Year
Show 3 more
  • TabMail Pro (Monthly Plan)14 Days trial$15.991 Month
  • TabMail Basic (Yearly Plan)14 Days trial$86.001 Year
  • TabMail Pro (Yearly Plan)14 Days trial$172.991 Year
None

Kimpa

No in-app purchases

Questions

Is TabMail free?
TabMail is free to download, with in-app purchases available.
Is Kimpa free?
Kimpa is free to download, with no in-app purchases.
Do TabMail or Kimpa have ads?
Neither TabMail nor Kimpa shows ads.
Which is updated more often, TabMail or Kimpa?
TabMail ships an update every 2 days, and Kimpa every 2 weeks. Most recently, TabMail was updated on September 24, 2026 and Kimpa on September 8, 2026.

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