
Cold Turkey
Opal.so
Freedom.to
Forest App
LeechBlock
clearspace
FocusMe
one sec uses Shortcut automation in order to empower you to spend more time in the real world.

Asana
Timer.
TimerBit
Timer Tab
Free online timer with alarm, countdown timers, stopwatch, classroom timers, and optional rain or brown noise while it runs.

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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| Website | one-sec.app | timerhub.io |
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In their own words, as submitted to SaaSHub.


No description of one sec yet.
Set any countdown from one second to 24 hours, with an alarm at zero, a fullscreen display for a whole room, and optional rain or brown noise while it runs. No ads. No signup. Nothing to install.
What each product offers, as listed by its team.


Possible disadvantages
No features have been listed yet.
Walkthroughs and reviews on video.
The app that makes Elon Musk cry — One Sec app setup & review
More videos
No TimerHub videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using one sec and TimerHub. For example, how are they different and which one is better?
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 TimerHub since Aug 2026.
When comparing one sec and TimerHub, you can also consider the following products.

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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Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.
Compare Asana to one sec or TimerHub:

Real Focus in Real-Time. Measure and improve your focus day by day, on iPhone, iPad and macOS.
Compare Opal.so to one sec or TimerHub:

Timer. is the simplest timer available and it repeats over and over! Beautifully designed, Timer.
Compare Timer. to one sec or TimerHub:

Freedom is a productivity hack that lets you block apps, websites or the entire Internet on iPhones, iPads, Windows and Mac computers.
Compare Freedom.to to one sec or TimerHub:

Cloud-based time trackers for all your tasks & projects
Compare TimerBit to one sec or TimerHub: