# Physics Toolbox Accelerometer vs Momentif

The clearest difference is review sentiment: Momentif at 100% against Physics Toolbox Accelerometer's 38%. Momentif also leads on rating (5.0 vs 2.0) and update cadence (daily vs every 8 months). Physics Toolbox Accelerometer's advantage is iOS requirement (16.0 vs 18.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Momentif holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 5 and 4 respectively. Written reviews point the same way: 38% of Physics Toolbox Accelerometer's written reviews are positive against 100% of Momentif's.

Physics Toolbox Accelerometer ships an update every 8 months, Momentif daily. The most recent releases landed on October 9, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Physics Toolbox Accelerometer | Momentif |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (5 ratings)](https://appshunter.io/ios/app/physics-toolbox-accelerometer/id1008160133/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/momentif/id6760791285/reviews)** |
| Number of ratings | **5** | 4 |
| Positive reviews | 38.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Daily** |
| Monetization | Free | Free |
| Size | 15 MB | 28 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Chrystian Vieyra](https://appshunter.io/developer/998187453) | [Jyotindra Vasudeo](https://appshunter.io/developer/1886260361) |

## What reviewers say

### Physics Toolbox Accelerometer

[App page](https://appshunter.io/ios/app/physics-toolbox-accelerometer/id1008160133)

This app uses your device's accelerometer to measure and graph G-Force and acceleration over time. It allows you to record and export data as a CSV file, making it useful for analyzing motion in vehicles, vibrations, and educational physics experiments.

**Highlights:** Measures G-Force and acceleration, Graphs G-Force vs. Time, Graphs Acceleration vs. Time, Records and exports data as CSV, Analyzes motion in vehicles and vibrations, Useful for classroom physics experiments

**Features:** macOS Compatibility

**In-app purchases:** none


### Momentif

[App page](https://appshunter.io/ios/app/momentif/id6760791285)

This smart study planner helps boarding school students manage their academic workload. It automatically imports assignments from Canvas and syncs with your calendar to create a personalized study schedule that fits your life. Stay on track with focused study blocks and a live timer.

**Highlights:** Canvas LMS assignment import, Calendar sync for free time, Auto-generated study plans, Customizable study sessions, Focus timer with Live Activity, Multiple theme options

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Physics Toolbox Accelerometer free?

Physics Toolbox Accelerometer is free to download, with no in-app purchases.

### Is Momentif free?

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

### Which has better reviews, Physics Toolbox Accelerometer or Momentif?

Momentif is rated higher. Physics Toolbox Accelerometer averages 2.0 out of 5 from 5 ratings, while Momentif averages 5.0 from 4 ratings.

### Do Physics Toolbox Accelerometer or Momentif have ads?

Neither Physics Toolbox Accelerometer nor Momentif shows ads.

### Which is updated more often, Physics Toolbox Accelerometer or Momentif?

Physics Toolbox Accelerometer ships an update every 8 months, and Momentif daily. Most recently, Physics Toolbox Accelerometer was updated on October 9, 2026 and Momentif on October 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.*