# Physics Toolbox Sensor Suite vs Secret Generator

The clearest difference is in-app purchases: Secret Generator at none against Physics Toolbox Sensor Suite's 1. Secret Generator also leads on rating (5.0 vs 4.7). Physics Toolbox Sensor Suite's advantage is ratings volume (1.8K vs 1) and update cadence (weekly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Physics Toolbox Sensor Suite sells 1 one-off in-app purchase. Secret Generator asks for nothing beyond the download.

Secret Generator 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, Secret Generator monthly. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Physics Toolbox Sensor Suite | Secret Generator |
| --- | --- | --- |
| Price | Free | Free |
| 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/secret-generator/id6802483919/reviews)** |
| Number of ratings | **1.8K** | 1 |
| Positive reviews | 80.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 79 MB | 21 MB |
| Requires iOS | 16.0 | **15.0.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chrystian Vieyra](https://appshunter.io/developer/998187453) | [My Empire, Inc.](https://appshunter.io/developer/1718964657) |

## 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 |


### Secret Generator

[App page](https://appshunter.io/ios/app/secret-generator/id6802483919)

Easily create strong, secure passwords and PINs. Generate passwords with customizable lengths from 8 to 24 characters, or PINs with 4 or 6 digits.

**Highlights:** Generate strong passwords, Create secure PINs, Customizable password length (8-24 characters), PIN generation (4 or 6 digits), Fast and easy to use

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

**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 Secret Generator free?

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

### Which has better reviews, Physics Toolbox Sensor Suite or Secret Generator?

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

### Do Physics Toolbox Sensor Suite or Secret Generator have ads?

Neither Physics Toolbox Sensor Suite nor Secret Generator shows ads.

### Which is updated more often, Physics Toolbox Sensor Suite or Secret Generator?

Physics Toolbox Sensor Suite ships an update weekly, and Secret Generator monthly. Most recently, Physics Toolbox Sensor Suite was updated on November 2, 2026 and Secret Generator on October 31, 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.*