
FriendlyData
Infer SQL queries from plain-text questions and table headers.

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Freetrade
Get better at trading in just 5 minutes a day with 100K+ historical setups.

Which is more popular?
Based on our record, mlsql seems to be more popular. It has been mentioned 2 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | github.com | chartplay.app |
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What each product offers, as listed by its team.


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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.


As answered by people managing mlsql and Chartplay.app.
Chartplay.app's answer:
ChartPlay is unique because it is built around active practice, not passive content.
Most trading products give you: • advice • news • Discord • courses
ChartPlay gives you reps.
What makes it different:
It trains pattern recognition directly Instead of reading about setups, you repeatedly see real charts and predict what happens next. That is much closer to how traders actually improve.
It uses real historical market data You are practicing on actual past price action, not fake examples or static screenshots.
It is fast and repeatable You can do meaningful training in 5 minutes, then stack hundreds of reps over time. That makes it more like Duolingo or a reaction-training app than a brokerage tool.
Chartplay.app's answer:
Chartplay is for self-improving retail traders in stocks and crypto who want to sharpen pattern recognition and decision-making by practicing on real historical charts in short daily sessions.
You could also break it into segments:
Core audience Beginner and intermediate traders who want reps and skill-building.
Secondary audience More advanced discretionary traders who want to drill specific tickers, timeframes, or setups.
Share your experience with using mlsql and Chartplay.app. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


I am working on a project that requires me to take user input (as English) and return SQL queries. We will eventually be working with multiple datasets, which is why the valuenet over at https://github.com/paulfitz/mlsql ended up being... Source: over 4 years ago
I found this great resource here: https://github.com/paulfitz/mlsql. Source: almost 5 years ago
Tracking Chartplay.app since Apr 2026.
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