# Physics Toolbox Sensor Suite vs Simple Pendulum Calculator

The clearest difference is price: Physics Toolbox Sensor Suite at Free against Simple Pendulum Calculator's $2.99. Physics Toolbox Sensor Suite also leads on update cadence (weekly vs every 31 months) and ratings volume (1.8K vs 1). Simple Pendulum Calculator's advantage is in-app purchases (none vs 1) and rating (5.0 vs 4.7). On ads and device support there is nothing between them.

Physics Toolbox Sensor Suite is free to download; Simple Pendulum Calculator costs $2.99 up front. Physics Toolbox Sensor Suite sells 1 one-off in-app purchase. Simple Pendulum Calculator asks for nothing beyond the download.

Simple Pendulum Calculator holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Physics Toolbox Sensor Suite has 1.8K ratings behind it against 1, so its average is the more settled of the two.

Physics Toolbox Sensor Suite ships an update weekly, Simple Pendulum Calculator every 31 months. The most recent releases landed on October 2, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Physics Toolbox Sensor Suite | Simple Pendulum Calculator |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | [4.7 (1.8K ratings)](https://appshunter.io/ios/app/physics-toolbox-sensor-suite/id1128914250/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/simple-pendulum-calculator/id1397285555/reviews)** |
| Number of ratings | **1.8K** | 1 |
| Positive reviews | 80.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 31 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 78 MB | 1 MB |
| Requires iOS | 16.0 | **13** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chrystian Vieyra](https://appshunter.io/developer/998187453) | [Nitrio](https://appshunter.io/developer/321121189) |

## What reviewers say

### Physics Toolbox Sensor Suite

[App page](https://appshunter.io/ios/app/physics-toolbox-sensor-suite/id1128914250)

This app turns your smartphone into a scientific instrument suite, enabling measurement, recording, analysis, and export of real-time sensor data. It offers tools for kinematics, acoustics, light, magnetism, and more, suitable for students, educators, researchers, and hobbyists.

**Highlights:** Real-time sensor data measurement, Data recording and analysis, Data export functionality, Kinematics tools (accelerometer, gyroscope), Acoustics tools (sound meter, oscilloscope), Magnetism tools (compass, magnetometer), AR visualization for magnetic fields and measurements

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to Pro | $5.99 | one-time |


### Simple Pendulum Calculator

[App page](https://appshunter.io/ios/app/simple-pendulum-calculator/id1397285555)

This physics calculator quickly computes pendulum period, frequency, maximum height, energy, and speed. It supports various units, offers instant calculations with copyable results, and includes formulas for reference. Designed for privacy and efficiency, it works seamlessly on iOS devices.

**Highlights:** Instant pendulum calculations, Copyable results, Included formulas, Supports various units, High precision (16 decimal places), Ad-free and private

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Physics Toolbox Sensor Suite free?

Physics Toolbox Sensor Suite is free to download, with in-app purchases available.

### Is Simple Pendulum Calculator free?

Simple Pendulum Calculator costs $2.99, with no in-app purchases.

### Which has better reviews, Physics Toolbox Sensor Suite or Simple Pendulum Calculator?

Simple Pendulum Calculator is rated higher. Physics Toolbox Sensor Suite averages 4.7 out of 5 from 1.8K ratings, while Simple Pendulum Calculator averages 5.0 from 1 ratings.

### Do Physics Toolbox Sensor Suite or Simple Pendulum Calculator have ads?

Neither Physics Toolbox Sensor Suite nor Simple Pendulum Calculator shows ads.

### Which is updated more often, Physics Toolbox Sensor Suite or Simple Pendulum Calculator?

Physics Toolbox Sensor Suite ships an update weekly, and Simple Pendulum Calculator every 31 months. Most recently, Physics Toolbox Sensor Suite was updated on October 2, 2026 and Simple Pendulum Calculator on September 10, 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.*