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Tuta alternatives: 5 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave Tuta: no IMAP, so third-party mail apps are not supported, and search and filtering are basic. We ranked 5 alternatives by how directly each one replaces Tuta, then by reviews, real visits and how recently each app's facts were checked against its own website. Proton Mail currently ranks first.

Quick comparison

#AppPricingOpen sourcePlatformsVerified factsScore
1Proton Mail logoProton MailFree plan + paidYesWeb, Windows, macOS +35 of 566.5
2Mailfence logoMailfenceFree plan + paidNoWeb3 of 357.2
  1. Proton Mail logo

    1. Proton MailTop pick

    Best for: Privacy-minded people and teams who want encrypted email without running servers

    Free plan + paidOpen sourceWeb, Windows, macOS, Linux, iOS, Android

    66.5

    score / 100

    Why switch from Tuta

    The larger encrypted provider, with IMAP access through Bridge and a wider app bundle.

    Pros

    • End-to-end and zero-access encryption by default
    • Open-source, audited apps on every major platform
    • Bundles with Proton VPN, Drive, Calendar and Pass

    Cons

    • Free plan has little storage and one address
    • Search and third-party integrations are more limited than Gmail
    • Using desktop clients needs the paid Bridge app
    Visit Proton Mail Compare with TutaDetails and reviews
    How this score is calculated
    Editorial fit ×0.3100
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Proton Mail a good Tuta alternative?

    Verified facts

    5 of 5 verified
    Free plan
    Yes
    Checked Oct 25, 2026proton.me(opens source in a new tab)
    Mail Plus price
    $4.99/month, or $3.99/month billed yearly
    Checked Oct 25, 2026proton.me(opens source in a new tab)
    Jurisdiction
    Switzerland
    Checked Oct 25, 2026proton.me(opens source in a new tab)
    Open source
    Yes, independently audited
    Checked Oct 25, 2026proton.me(opens source in a new tab)
    License (web clients)
    GPL-3.0
    Checked Oct 25, 2026github.com(opens source in a new tab)
  2. Mailfence logo

    2. Mailfence

    Best for: Users who want OpenPGP encryption that works with other PGP tools

    Free plan + paidWeb

    57.2

    score / 100

    Why switch from Tuta

    OpenPGP-based encrypted email that also works with standard mail clients.

    Pros

    • OpenPGP encryption and signatures built in
    • Works with standard mail clients via IMAP and POP
    • Includes calendar, contacts and documents

    Cons

    • PGP key management has a learning curve
    • Plain, utilitarian interface
    • Free plan is small
    Visit Mailfence Details and reviews
    How this score is calculated
    Editorial fit ×0.369
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Mailfence a good Tuta alternative?

    Verified facts

    3 of 3 verified
    Free plan
    1 GB
    Checked Oct 25, 2026mailfence.com(opens source in a new tab)
    Jurisdiction
    Belgium
    Checked Oct 25, 2026mailfence.com(opens source in a new tab)
    Encryption
    OpenPGP
    Checked Oct 25, 2026mailfence.com(opens source in a new tab)

The best Tuta alternative for…

The highest-ranked app in this list for each need.

Proton Mail logo

Best Tuta alternative for most people

Proton Mail

The larger encrypted provider, with IMAP access through Bridge and a wider app bundle.

Mailfence logo

Best Tuta alternative for a free plan you can upgrade

Mailfence

OpenPGP-based encrypted email that also works with standard mail clients.

Proton Mail logo

Best Tuta alternative for open source

Proton Mail

The larger encrypted provider, with IMAP access through Bridge and a wider app bundle.

Proton Mail logo

Best Tuta alternative for Mac

Proton Mail

The larger encrypted provider, with IMAP access through Bridge and a wider app bundle.

Proton Mail logo

Best Tuta alternative for Windows

Proton Mail

The larger encrypted provider, with IMAP access through Bridge and a wider app bundle.

Proton Mail logo

Best Tuta alternative for Linux

Proton Mail

The larger encrypted provider, with IMAP access through Bridge and a wider app bundle.

StartMail logo

Best Tuta alternative for iPhone and Android

StartMail

Private email with unlimited aliases and IMAP support, based in the Netherlands.

mailbox.org logo

Best Tuta alternative for working in the browser

mailbox.org

German provider that supports IMAP and PGP, so you can keep your favourite mail app.

Tuta alternatives: common questions

What is the best alternative to Tuta?

Proton Mail ranks first right now. The larger encrypted provider, with IMAP access through Bridge and a wider app bundle. mailbox.org and Posteo follow it in our ranking.

Is there a free alternative to Tuta?

Yes. Proton Mail (free plan + paid) and Mailfence (free plan + paid) have a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to Tuta?

Yes: Proton Mail.

Which Tuta alternatives work on Linux?

Proton Mail runs on Linux.

Why do people switch from Tuta?

The complaints we hear most: no IMAP, so third-party mail apps are not supported; search and filtering are basic; free plan has very little storage.

How is this list ranked?

Every app is scored with the same published formula: how directly it replaces Tuta, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.