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Session alternatives: 5 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave Session: slower delivery and less reliable calls, and lost recovery password means a lost account. We ranked 5 alternatives by how directly each one replaces Session, then by reviews, real visits and how recently each app's facts were checked against its own website. Signal currently ranks first.

Quick comparison

#AppPricingOpen sourcePlatformsVerified factsScore
1Signal logoSignalFreeYesWindows, macOS, Linux +25 of 566.5
2SimpleX Chat logoSimpleX ChatOpen sourceYesWindows, macOS, Linux +34 of 462.6
3Threema logoThreemaPaidYesWeb, Windows, macOS +34 of 459.6
  1. Signal logo

    1. SignalTop pick

    Best for: Anyone who wants the strongest mainstream privacy without giving up a familiar chat app

    FreeOpen sourceWindows, macOS, Linux, iOS, Android

    66.5

    score / 100

    Why switch from Session

    Faster and more reliable with a bigger network, if a phone number at sign-up is acceptable.

    Pros

    • Everything end-to-end encrypted by default, including groups
    • Collects almost no metadata
    • No ads, tracking or paid tier; open source

    Cons

    • Needs a phone number to register
    • Desktop app only works linked to a phone
    • Smaller network than WhatsApp in most countries
    Visit Signal Details 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 Signal a good Session alternative?

    Verified facts

    5 of 5 verified
    License
    AGPL-3.0
    Checked Oct 25, 2026github.com(opens source in a new tab)
    Organisation
    Independent nonprofit
    Checked Oct 25, 2026signal.org(opens source in a new tab)
    Ads and tracking
    None
    Checked Oct 25, 2026signal.org(opens source in a new tab)
    End-to-end encryption
    Always on
    Checked Oct 25, 2026signal.org(opens source in a new tab)
    Desktop app
    Requires Signal on your phone
    Checked Oct 25, 2026signal.org(opens source in a new tab)
  2. SimpleX Chat logo

    2. SimpleX Chat

    Best for: Privacy-focused users and groups who want to minimise metadata as far as possible

    Open sourceSelf-hostableWindows, macOS, Linux, iOS, Android, Self-hosted

    62.6

    score / 100

    Why switch from Session

    Goes further by having no account ID at all, with self-hostable relays.

    Pros

    • No phone numbers, usernames or account IDs
    • Self-hostable relay servers
    • Open source and independently audited

    Cons

    • No contact discovery; you must share links
    • Multi-device use and phone migration are awkward
    • Large groups can be slow
    Visit SimpleX Chat Details and reviews
    How this score is calculated
    Editorial fit ×0.387
    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 SimpleX Chat a good Session alternative?

    Verified facts

    4 of 4 verified
    License
    AGPL-3.0
    Checked Oct 25, 2026github.com(opens source in a new tab)
    User identifiers
    None
    Checked Oct 25, 2026simplex.chat(opens source in a new tab)
    Monthly users
    600K
    Checked Oct 25, 2026simplex.chat(opens source in a new tab)
    Platforms
    macOS, Windows, Linux, iOS, Android
    Checked Oct 25, 2026simplex.chat(opens source in a new tab)
  3. Threema logo

    3. Threema

    Best for: Privacy-minded people who want an anonymous messenger and are happy to pay once

    PaidOpen sourceWeb, Windows, macOS, Linux, iOS, Android

    59.6

    score / 100

    Why switch from Session

    Anonymous IDs and a polished app, paid once with a Swiss company behind it.

    Pros

    • No phone number or email needed
    • Open-source apps, independently audited
    • One-time price, no ads or data harvesting

    Cons

    • Costs money, which deters friends from joining
    • Much smaller network than WhatsApp or Signal
    • Desktop app depends on the phone app
    Visit Threema Details and reviews
    How this score is calculated
    Editorial fit ×0.377
    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 Threema a good Session alternative?

    Verified facts

    4 of 4 verified
    Price
    One-time purchase (about 6 CHF/EUR/USD)
    Checked Oct 25, 2026threema.ch(opens source in a new tab)
    Phone number
    Not required
    Checked Oct 25, 2026threema.ch(opens source in a new tab)
    Country
    Switzerland
    Checked Oct 25, 2026threema.ch(opens source in a new tab)
    License
    AGPL-3.0 (Android app)
    Checked Oct 25, 2026github.com(opens source in a new tab)

The best Session alternative for…

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

Signal logo

Best Session alternative for most people

Signal

Faster and more reliable with a bigger network, if a phone number at sign-up is acceptable.

SimpleX Chat logo

Best Session alternative for a free option

SimpleX Chat

Goes further by having no account ID at all, with self-hostable relays.

Threema logo

Best Session alternative for open source

Threema

Anonymous IDs and a polished app, paid once with a Swiss company behind it.

Cwtch logo

Best Session alternative for self-hosting

Cwtch

Tor-based, metadata-resistant messaging without any central servers.

Signal logo

Best Session alternative for Mac

Signal

Faster and more reliable with a bigger network, if a phone number at sign-up is acceptable.

Signal logo

Best Session alternative for Windows

Signal

Faster and more reliable with a bigger network, if a phone number at sign-up is acceptable.

Signal logo

Best Session alternative for Linux

Signal

Faster and more reliable with a bigger network, if a phone number at sign-up is acceptable.

Signal logo

Best Session alternative for iPhone and Android

Signal

Faster and more reliable with a bigger network, if a phone number at sign-up is acceptable.

Threema logo

Best Session alternative for working in the browser

Threema

Anonymous IDs and a polished app, paid once with a Swiss company behind it.

Session alternatives: common questions

What is the best alternative to Session?

Signal ranks first right now. Faster and more reliable with a bigger network, if a phone number at sign-up is acceptable. SimpleX Chat and Threema follow it in our ranking.

Is there a free alternative to Session?

Yes. Signal (free), SimpleX Chat (open source), Briar (free) and Cwtch (free) have a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to Session?

Yes: Signal, SimpleX Chat, Threema and Briar, plus 1 more in the list above. SimpleX Chat and Cwtch can also be self-hosted.

Which Session alternatives work on Linux?

Signal, SimpleX Chat, Threema and Cwtch run on Linux.

Why do people switch from Session?

The complaints we hear most: slower delivery and less reliable calls; lost recovery password means a lost account; network is tied to a cryptocurrency token.

How is this list ranked?

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