
Opal.so
Freedom.to
1Focus
FocusMe
ScreenUse
ScreenFine is the iOS screen time app that locks your apps at the OS level when you go over your daily limit. Earn them back with pushups. $1/week.

JSONFormatter.org
JSON Formatter & Validator
JSON Editor Online
FreeFormatter
Code Beautify JSON Validator
CodeBeautify
DevToys
JSON Lint is a web based validator and reformatter for JSON, a lightweight data-interchange format.

Which is more popular?
Based on our record, JSONLint seems to be more popular. It has been mentioned 138 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | screenfine.info | jsonlint.com |
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In their own words, as submitted to SaaSHub.


ScreenFine turns screen-time guilt into money or movement. Apple's built-in Screen Time is trivially bypassed because there is no real consequence, so ScreenFine adds one: set limits on your most distracting apps, and when you blow past them the app shields them at the OS level using Apple's...
No description of JSONLint yet.
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using ScreenFine and JSONLint. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking ScreenFine since Jul 2026.
I've been maintaining jsonlint.com for years. It's a simple JSON validator that I enjoy hacking on every now and then. Nothing fancy, just a useful tool that developers seem to appreciate. - Source: dev.to / 8 months ago
Note: It is crucial that your batchinput.jsonl file is correctly formatted. You can use online JSON formatters and validators like jsonformatter.org or jsonlint.com to verify its integrity before proceeding. - Source: dev.to / about 1 year ago
Online Tools: Websites like JSONLint or jsonformatter.org let you paste JSON and get a minified version instantly. - Source: dev.to / about 1 year ago
When comparing ScreenFine and JSONLint, 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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Online JSON Formatter and JSON Validator will format JSON data, and helps to validate, convert JSON to XML, JSON to CSV. Save and Share JSON
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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.
Compare Freedom.to to ScreenFine or JSONLint:

The JSON Formatter was created to help with debugging.
Compare JSON Formatter & Validator to ScreenFine or JSONLint:

View, edit and format JSON online
Compare JSON Editor Online to ScreenFine or JSONLint: