Too little checked to say Store information only. We haven’t analysed this app or read its reviews yet.
Not yet tested.
The store currently lists version 4.0.0, updated 2026-10-29.
Store screenshots supplied by the developer.
Notation is a chess coaching app that teaches you why — not just what.
Every chess evaluation comes from Stockfish 18, running entirely on your device. Every pattern, weakness, and tactical motif is detected by hand-tuned on-device classifiers built on decades of coaching theory. The language model's only job is the last step: explaining what the analysis found, in plain English, like a coach sitting next to you.
The chess is never generated. It's explained.
THREE COACHING FRAMEWORKS
Notation is the first chess app to operationalise multiple grandmaster-level coaching frameworks as deterministic measurement:…
From the developer’s store description.
For developers and the curious
The evidence, sources, measurements and versions behind every label above.
No review analysis published for this app.
“Not assessed” means we could not measure it. It is never a zero and never a pass.
No package has been scanned for this app, so nothing is published about what it ships. That is an absence of evidence, not a finding.
Supporting measurements: not a complete list of possible harms or positives. Measurement vocabulary 1.4 · how these are measured
Not yet tested. No analysis has been run for this app, so there is no version or date to report.
Each store’s release notes, as the developer wrote them. They are the developer’s words, not ours.
So much is new - its been a while but back with a major update. Thanks to Apple's on device Foundation Models - Nadia Is now on device on all Apple Intelligence supported devices! Optionally you can use a cloud LLM provider with your own key. iPhone Duo support is in *beta* Localisation - Nadia has hit up the language learning apps over the summer, and now speaks English, German, Spanish and French! Plus full app translation throughout!
Appworthy
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No itemized purchase list is available for this listing.
Not yet tested. No analysis has been published for this app, so there is no method to describe for it yet. A missing label is not a clean bill of health: it means nothing has been read, not that nothing is wrong.
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