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Opal alternatives · Focus

Open-source alternatives to Opal

Opal 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.

Opal has a free plan. Paid plans start at $8.29 / month, billed annually ($99.99). 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 Opal

  1. Foqos

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

    • Foqos is free. Opal starts at $8.29 / month, billed annually ($99.99).
    • Only Opal lists an Android app.
    • Foqos is open source, according to its own site.
    • Opal can be bought with a one-time purchase.
    Foqos vs OpalFoqos pricing and details

  2. SelfControl

    Free Mac app that blocks distracting sites until a timer ends

    • SelfControl is free. Opal starts at $8.29 / month, billed annually ($99.99).
    • Only Opal lists iOS and Android apps.
    • SelfControl is open source, according to its own site.
    • Opal can be bought with a one-time purchase.
    SelfControl pricing and details

  3. LeechBlock NG

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

    • LeechBlock NG is free. Opal starts at $8.29 / month, billed annually ($99.99).
    • Only LeechBlock NG lists a browser extension.
    • Only Opal lists macOS, iOS and Android apps.
    • LeechBlock NG is open source, according to its own site.
    LeechBlock NG pricing and details

  4. Goodtime

    Minimalist open-source Pomodoro timer for Android

    • Goodtime starts at $6.99 one-time in-app purchase (Google Play, US). Opal starts at $8.29 / month, billed annually ($99.99).
    • Only Opal lists a macOS app.
    • Goodtime is open source, according to its own site.
    • Goodtime also covers Pomodoro timer and time tracking.
    Goodtime pricing and details

  5. Blanket

    Free open-source ambient sound mixer for the Linux desktop

    • Blanket is free. Opal starts at $8.29 / month, billed annually ($99.99).
    • Only Blanket lists a Linux app.
    • Only Opal lists macOS, iOS and Android apps.
    • Blanket is open source, according to its own site.
    Blanket pricing and details

  6. TomatoBar

    Free open-source Pomodoro timer for the Mac menu bar

    • TomatoBar is free. Opal starts at $8.29 / month, billed annually ($99.99).
    • Only Opal lists iOS and Android apps.
    • TomatoBar is open source, according to its own site.
    • Opal can be bought with a one-time purchase.
    TomatoBar pricing and details

  7. Focus Timer

    Free Pomodoro timer for Linux, formerly GNOME Pomodoro

    • Focus Timer is free. Opal starts at $8.29 / month, billed annually ($99.99).
    • Only Focus Timer lists a Linux app.
    • Only Opal lists macOS, iOS and Android apps.
    • Focus Timer is open source, according to its own site.
    Focus Timer pricing and details

Common questions

Is there an open-source alternative to Opal?

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

Is Opal open source?

Opal is not described as open source on its own site. The listing was checked on Oct 4, 2026 against the pages it cites.

When was this checked?

Each listing shows its own date. On this page they run from Oct 4, 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 Opal: the alternatives its listing names first, then the tools that share the most features with it.