
Opal.so
Freedom.to
Cold Turkey
Forest App
clearspace
FocusMe
AppBlock
one sec uses Shortcut automation in order to empower you to spend more time in the real world.
Microsoft Office Excel
Diff Checker
Beyond Compare
Excel Compare
Excel Sheet Comparator
SheetDelta
xlCompare
Browser-local XLSX comparer for Mac and no-Inquire workflows. Aligned value, formula, and hidden-content changes; free CSV. Not a full Excel audit.

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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WorkbookDiff
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| Website | one-sec.app | workbookdiff.com |
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In their own words, as submitted to SaaSHub.

No description of one sec yet.
WorkbookDiff is a browser-local XLSX version comparer for two coordinate-aligned .xlsx files (up to 20 MiB each). It is meant for Mac and other no-Inquire workflows, when Microsoft Spreadsheet Compare or the Excel Inquire add-in is unavailable. It compares aligned cell values, stored formula...
What each product offers, as listed by its team.

Possible disadvantages
Possible disadvantages
Walkthroughs and reviews on video.
The app that makes Elon Musk cry — One Sec app setup & review
More videos
Compare Two XLSX Files Locally | WorkbookDiff Demo
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using one sec and WorkbookDiff. 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 / almost 2 years ago
Tracking WorkbookDiff since Jul 2026.
When comparing one sec and WorkbookDiff, 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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Microsoft Office Excel is a commercial spreadsheet application.
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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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Diff Checker is a free online diff tool that quickly and easily gives you the text differences...
Compare Diff Checker to one sec or WorkbookDiff:

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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Beyond Compare allows you to compare files and folders.
Compare Beyond Compare to one sec or WorkbookDiff: