What users hate. Clustered.

1- and 2-star reviews grouped into themes with verbatim examples. Each cluster is a wedge a competitor could exploit.

9 reviews·4 themes

App completely non-functional after iOS 16 update
Users report the app no longer works following updates to iOS 16 or later, with multiple reviews citing failure after upgrading from iOS 15 to iOS 16 or iOS 16.1.
4
reviews
- “App no longer functions — This used to work fine on iOS 15, but it doesn’t work on iOS 16”
- “App no longer works — Sadly after the upgrade to IOS 16.1 , the app no longer works.”
- “Broken App! DOES NOT WORK!!!!!!!!!!! — This all used to work brilliantly until last year’s major ios update.”
App fails to display correct audio analysis or notes
Users report incorrect frequency displays (e.g., sine sweep starting at 5kHz instead of 20-200Hz) and inability to identify standard musical notes like D5 or C3 as shown in reference images.
2
reviews
- “Doesn’t work — I wouldn’t expect a sine sweep from 20-200hz to start at 5k. Maybe there’s something I missed?”
- “scott — i cant find the d5 or c3 like in the pictures showing you the notes mines showing db”
Fraudulent pricing and forced re-purchase after update
Users claim they were charged for the app previously, but after an update, the app no longer works and prompts them to buy again, suggesting a deceptive monetization strategy.
1
reviews
- “Fraud — Half year ago I buy app Spectrum from Polyanskaya. Today in try run app, it’s not work, help service show me error. But now new one version app Spectrum suggested to me buy again.”
Intrusive and annoying advertisements
One user praises the app's functionality but criticizes the ads as intrusive and coercive, stating they make the app unusable without paying for a subscription.
1
reviews
- “Could be great but intrusive ads — This is a great app, very functional and looks great, sensible options. It's unusable because of the ads though, and I'm not being blackmailed into paying for something just to get rid of crap ads for things I'd never buy. Avoid.”

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