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BlockSite alternatives · Focus

Open-source alternatives to BlockSite

BlockSite is not described as open source on its own site. 7 of the 65 other focus apps in this directory are open source, according to their own sites.

BlockSite has a free plan. Paid plans start at $3.99 / month or $23.99 / year (US App Store; several amounts listed). All of them are free or have a free plan.

7 tools · Listings checked up to Oct 9, 2026 · Where the facts come from

How each one differs from BlockSite

  1. LeechBlock NG

    Free browser extension that blocks time-wasting sites on a schedule

    • LeechBlock NG is free. BlockSite starts at $3.99 / month or $23.99 / year (US App Store; several amounts listed).
    • Only BlockSite lists iOS and Android apps.
    • LeechBlock NG is open source, according to its own site.
    • BlockSite can be bought with a one-time purchase.
    LeechBlock NG vs BlockSiteLeechBlock NG pricing and details

  2. SelfControl

    Free Mac app that blocks distracting sites until a timer ends

    • SelfControl is free. BlockSite starts at $3.99 / month or $23.99 / year (US App Store; several amounts listed).
    • Only SelfControl lists a macOS app.
    • Only BlockSite lists iOS and Android apps.
    • Only BlockSite lists a browser extension.
    SelfControl pricing and details

  3. Goodtime

    Minimalist open-source Pomodoro timer for Android

    • Goodtime starts at $6.99 one-time in-app purchase (Google Play, US). BlockSite starts at $3.99 / month or $23.99 / year (US App Store; several amounts listed).
    • Only BlockSite lists a browser extension.
    • Goodtime is open source, according to its own site.
    • Goodtime also covers Pomodoro timer and time tracking.
    Goodtime pricing and details

  4. Foqos

    Free open-source iPhone app blocker using NFC tags or QR codes

    • Foqos is free. BlockSite starts at $3.99 / month or $23.99 / year (US App Store; several amounts listed).
    • Only Foqos lists a macOS app.
    • Only BlockSite lists an Android app.
    • Only BlockSite lists a browser extension.
    Foqos pricing and details

  5. TomatoBar

    Free open-source Pomodoro timer for the Mac menu bar

    • TomatoBar is free. BlockSite starts at $3.99 / month or $23.99 / year (US App Store; several amounts listed).
    • Only TomatoBar lists a macOS app.
    • Only BlockSite lists iOS and Android apps.
    • Only BlockSite lists a browser extension.
    TomatoBar pricing and details

  6. Focus Timer

    Free Pomodoro timer for Linux, formerly GNOME Pomodoro

    • Focus Timer is free. BlockSite starts at $3.99 / month or $23.99 / year (US App Store; several amounts listed).
    • Only Focus Timer lists a Linux app.
    • Only BlockSite lists iOS and Android apps.
    • Only BlockSite lists a browser extension.
    Focus Timer pricing and details

  7. Blanket

    Free open-source ambient sound mixer for the Linux desktop

    • Blanket is free. BlockSite starts at $3.99 / month or $23.99 / year (US App Store; several amounts listed).
    • Only Blanket lists a Linux app.
    • Only BlockSite lists iOS and Android apps.
    • Only BlockSite lists a browser extension.
    Blanket pricing and details

Common questions

Is there an open-source alternative to BlockSite?

Yes. LeechBlock NG, SelfControl, Goodtime, Foqos, TomatoBar, Focus Timer and Blanket are open source, according to their own sites.

Is BlockSite open source?

BlockSite is not described as open source on its own site. The listing was checked on Oct 5, 2026 against the pages it cites.

When was this checked?

Each listing shows its own date. On this page they run from Oct 5, 2026 to Oct 9, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to BlockSite: the alternatives its listing names first, then the tools that share the most features with it.