
one sec
Freedom.to
Cold Turkey
Forest App
AppBlock
Focus App
FocusMe
Real Focus in Real-Time. Measure and improve your focus day by day, on iPhone, iPad and macOS.

Browser AI Kit
ExtWise
ExplainThisCode.ai
Robomonkey
EssenceAI
AIScraper.co
Sider.ai
Meet the AI-powered browser extension that explains code using plain language.

Which is more popular?
Based on our record, ExplainDev seems to be more popular. It has been mentioned 4 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | opal.so | explain.dev |
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What each product offers, as listed by its team.


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Possible disadvantages
How often each product is chosen within a category, 0–100% relative to the other.


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


Tracking Opal.so since May 2025.
Thanks for the note. Generally best to just describe the task (need to improve the system prompt to always only return tools). Here's the response I got: https://imgur.com/a/NyHBCe2 (https://programming-helper.com/ , https://explain.dev/... Source: over 3 years ago
Agree with so many of the comments here. I believe the way to equip folks to be productive with legacy code is build tools that replicate the goodness of an experienced engineer while on the job. Supplement the help available and ensure... Source: almost 4 years ago
The technology behind the images is ExplainDev, an AI powered programmer's assistant. You can think of it as an expert that's always available to answer your technical questions and explain code. - Source: dev.to / about 4 years ago
When comparing Opal.so and ExplainDev, you can also consider the following products.

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Run AI tools directly in your browser, free and unlimited
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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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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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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.
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