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World Time Scrubber.
How it works Use cases Features

Timezone Math, Made Instant

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Live result

Before

    With World Time Scrubber

      One Slider, All Timezones

      Move the hour slider left or right. Every major timezone updates in real-time. See exactly what time 3pm your time means for your Paris call.

      Works Offline

      No internet required. No ads. Just a scrubber, a list of cities, and instant clarity.

      Build Your Own Cities

      Add the timezones that matter to you. Remove the ones you don't. Your app, your cities.

      Minimal Design

      Tap once. Get your answer. No menus, no settings hell, no splash screens.

      How honest is this idea, really?

      The Wishdeal Factory scores every idea against 10 Adoptability axes, separate from raw quality. Here are the numbers we surface for this one.

      72/100Adoptability
      $-6,676Year-1 take-home (Fermi)
      1 in 8Meaningful-success odds (Fermi)
      Honest disclosure: we don't have live customers on this idea yet. We shipped the strategy package; you ship the customer conversations. The dossier maps a realistic path; whether it works is up to you, your taste, and your distribution. More on honest expectations →
      Strongest axes
      • buyer clarity: 10/10
      • credibility: 9/10
      • uniqueness: 9/10
      Concerns to know about
      • financial upside: 1/10
      • landing page quality: 6/10
      Last refreshed 2026-07-01 · How scoring works
      Built by Wishdeal Studio · About

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      Browse free. Unlock for $5. Adopt for $99. Operate with us, custom.

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      Everything on this page. The brand, the score, the Fermi math, the audio pitch.

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      Unlock the dossier
      $5

      ICP, MVP scope, first 7 build tasks, 30/60/90 launch plan, GTM, email drip, LinkedIn message, objections, risk memo.

      Unlock dossier
      Adopt the build
      $99 - $199

      Dossier plus the working code starter, brand assets, copy library, and outreach pack.

      See adopt scope
      Operator partnership
      Custom

      Hire the team that built this to install, customize, and run launch with you.

      See scope
      Estimates only · no live customer revenue claimed · read our honest page
      Resources for this product
      • Email drip
      • Outreach pack