# PP+ Simple Harmonic Motion — user reviews

> 1 indexed App Store user reviews of PP+ Simple Harmonic Motion by Polyhedron Learning Media, Inc..

- Source: https://appshunter.io/ios/app/pp-plus-simple-harmonic-motion/id599165859/reviews
- App overview in markdown: https://appshunter.io/ios/app/pp-plus-simple-harmonic-motion/id599165859.md

## Most critical reviews (1 lowest-rated)

### 2/5 — Not user friendly

*2013-06-24*

App is not easy to use.  The instructions are not very descriptive, and you cannot change the spring constant.  Not worth the money.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-08.*