# Force and Motion vs PrepPeriod

The clearest difference is update cadence: PrepPeriod at fortnightly against Force and Motion's every 63 months. Force and Motion's advantage is iOS requirement (11.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Force and Motion ships an update every 63 months, PrepPeriod fortnightly. The most recent releases landed on September 9, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Force and Motion | PrepPeriod |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/prepperiod-classroom-log/id6788439492/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 63 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 24 MB | 5 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Science Education Institute](https://appshunter.io/developer/1439710468) | [Fogarty Holdings LLC](https://appshunter.io/developer/1891153306) |

## What reviewers say

### Force and Motion

[App page](https://appshunter.io/ios/app/force-and-motion/id1439710469)

**Features:** macOS Compatibility

**In-app purchases:** none


### PrepPeriod

[App page](https://appshunter.io/ios/app/prepperiod-classroom-log/id6788439492)

This app allows educators to quickly log classroom incidents, hall passes, parent contacts, and positive notes directly from their smartwatch. It provides a timestamped record of events, helping teachers track student behavior and communication. Detailed reports can be generated for meetings and conferences.

**Highlights:** Log incidents from smartwatch, Timestamped event capture, Hall pass tracking, Parent-contact logging, Behavior and positive note tracking, Generate printable PDF reports

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Force and Motion free?

Force and Motion is free to download, with no in-app purchases.

### Is PrepPeriod free?

PrepPeriod is free to download, with no in-app purchases.

### Do Force and Motion or PrepPeriod have ads?

Neither Force and Motion nor PrepPeriod shows ads.

### Which is updated more often, Force and Motion or PrepPeriod?

Force and Motion ships an update every 63 months, and PrepPeriod fortnightly. Most recently, Force and Motion was updated on September 9, 2026 and PrepPeriod on September 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*