
Opal.so
Cold Turkey
Freedom.to
Forest App
clearspace
LeechBlock
FocusMe
one sec uses Shortcut automation in order to empower you to spend more time in the real world.
GitHub Copilot
Explain Code App
ExplainDev
AI-powered code explanations tailored to your skill level. Paste code, upload files, or connect GitHub repos to get personalized explanations for any programming language.

Which is more popular?
Based on our record, one sec seems to be more popular. It has been mentioned 44 times since March 2021.
Website, pricing, platforms and company facts side by side.
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ExplainThisCode.ai
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What each product offers, as listed by its team.

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No analysis of one sec yet.
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Walkthroughs and reviews on video.
The app that makes Elon Musk cry — One Sec app setup & review
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Recommendations tracked on public social media and blogs since March 2021.

I think most users need more screen blocking control than they get out of the box on iOS. Ntools like one sec [1] have been invaluable for me. [1]: https://one-sec.app/. - Source: Hacker News / 9 months ago
One thing that finally worked for me was using: https://one-sec.app/ It basically forces you to do a little breathing exercise before you can visit the site that you have on its block list. It has been life changing. It adds enough... - Source: Hacker News / over 1 year ago
I've tried various forms of this. As long as there's a logged in session somewhere, I have to have various tricks and extensions on my browser to manage things. Most have been only varying degrees of successful, often ending up in me... - Source: Hacker News / over 1 year ago
Tracking ExplainThisCode.ai since Mar 2026.
When comparing one sec and ExplainThisCode.ai, you can also consider the following products.

Real Focus in Real-Time. Measure and improve your focus day by day, on iPhone, iPad and macOS.
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Your AI pair programmer. With GitHub Copilot, get suggestions for whole lines or entire functions right inside your editor.
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Cold Turkey is a free productivity program that you can use to temporarily block distractions so that you can get your work done!
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Explain Code App makes code easy to understand. AI provides explanations to any code.
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Freedom is a productivity hack that lets you block apps, websites or the entire Internet on iPhones, iPads, Windows and Mac computers.
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Meet the AI-powered browser extension that explains code using plain language.
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