# Trig Instruments Toolbox vs Frequency Generator

The clearest difference is rating: Frequency Generator at 5.0 against Trig Instruments Toolbox's 2.6. Frequency Generator also leads on update cadence (every 6 days vs every 27 months). Trig Instruments Toolbox's advantage is ratings volume (5 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Frequency Generator holds the better App Store score, 5.0 against 2.6. That said, the two scores are not equally well evidenced: Trig Instruments Toolbox has 5 ratings behind it against 1, so its average is the more settled of the two.

Trig Instruments Toolbox ships an update every 27 months, Frequency Generator every 6 days. The most recent releases landed on October 7, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Trig Instruments Toolbox | Frequency Generator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (5 ratings)](https://appshunter.io/ios/app/trig-instruments-toolbox/id1467103926/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/frequency-generator-waves/id6762630692/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 6 days** |
| Monetization | Free | Free |
| Size | 54 MB | 23 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Stevens Marketing Limited](https://appshunter.io/developer/1467103925) | [Dejan Atanasov](https://appshunter.io/developer/898725969) |

## What reviewers say

### Trig Instruments Toolbox

[App page](https://appshunter.io/ios/app/trig-instruments-toolbox/id1467103926)

This utility app provides a collection of essential field tools, including a ratio to angle converter, inclinometer, tally counter, and protractor. It leverages your device's sensors for accurate estimations and calculations, reducing the need to carry multiple physical instruments.

**Highlights:** Ratio to Angle converter, Inclinometer, Tally counter, Protractor, Uses device sensors for accuracy, New free tools added regularly

**Features:** macOS Compatibility

**In-app purchases:** none


### Frequency Generator

[App page](https://appshunter.io/ios/app/frequency-generator-waves/id6762630692)

This app generates pure tones and binaural beats for focus, relaxation, or sleep. It also functions as a real-time sound analyzer, identifying musical notes and visualizing sound levels. Save and reuse your favorite settings with a clean, intuitive interface.

**Highlights:** Generate pure tones (1 Hz - 20,000 Hz), Create custom binaural beats, Real-time sound frequency detection, Identify musical notes, Visualize sound levels, Save and reuse presets

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

**In-app purchases:** none


## Frequently asked questions

### Is Trig Instruments Toolbox free?

Trig Instruments Toolbox is free to download, with no in-app purchases.

### Is Frequency Generator free?

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

### Which has better reviews, Trig Instruments Toolbox or Frequency Generator?

Frequency Generator is rated higher. Trig Instruments Toolbox averages 2.6 out of 5 from 5 ratings, while Frequency Generator averages 5.0 from 1 ratings.

### Do Trig Instruments Toolbox or Frequency Generator have ads?

Neither Trig Instruments Toolbox nor Frequency Generator shows ads.

### Which is updated more often, Trig Instruments Toolbox or Frequency Generator?

Trig Instruments Toolbox ships an update every 27 months, and Frequency Generator every 6 days. Most recently, Trig Instruments Toolbox was updated on October 7, 2026 and Frequency Generator on October 3, 2026.

---

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