# Frequency Generator vs HueSpectra

The clearest difference is rating: HueSpectra at 5.0 against Frequency Generator's 3.0. HueSpectra also leads on update cadence (every 8 days vs every 14 months). Frequency Generator's advantage is in-app purchases (none vs 2). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. HueSpectra sells 2 in-app purchases, starting at $9.99 per month. Frequency Generator asks for nothing beyond the download.

HueSpectra holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Frequency Generator ships an update every 14 months, HueSpectra every 8 days. The most recent releases landed on October 30, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Frequency Generator | HueSpectra |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/frequency-generator-tone-a4/id6529535310/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/huespectra/id6741333637/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 8 days** |
| Monetization | **Free** | Freemium |
| Size | 7 MB | 45 MB |
| Requires iOS | 15 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Krzysztof Gwiazda](https://appshunter.io/developer/1546740383) | [PMGK Software INC](https://appshunter.io/developer/1793827704) |

## What reviewers say

### Frequency Generator

[App page](https://appshunter.io/ios/app/frequency-generator-tone-a4/id6529535310)

This utility app provides a simple and straightforward tuning fork. It allows users to generate any frequency between 20 Hz and 20,000 Hz, limited only by the device's speaker and human hearing.

**Highlights:** Adjustable frequency range (20 Hz - 20,000 Hz), Simple and easy to use interface, Generates audio tones, No complex settings

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

**In-app purchases:** none


### HueSpectra

[App page](https://appshunter.io/ios/app/huespectra/id6741333637)

This AI-powered utility helps color blind individuals identify colors and objects in their surroundings. Simply take a photo, and the app's chatbot will describe the colors and elements within the image, aiding in daily navigation.

**Highlights:** AI-powered color identification, Color code display, Interactive chatbot for object description, Image analysis for daily challenges, Advanced AI chatbot (premium), Unlimited color identifications (premium), Enhanced image processing (premium)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Yearly | $29.99 | per year |


## Frequently asked questions

### Is Frequency Generator free?

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

### Is HueSpectra free?

HueSpectra is free to download, with in-app purchases available.

### Which has better reviews, Frequency Generator or HueSpectra?

HueSpectra is rated higher. Frequency Generator averages 3.0 out of 5 from 2 ratings, while HueSpectra averages 5.0 from 2 ratings.

### Do Frequency Generator or HueSpectra have ads?

Neither Frequency Generator nor HueSpectra shows ads.

### Which is updated more often, Frequency Generator or HueSpectra?

Frequency Generator ships an update every 14 months, and HueSpectra every 8 days. Most recently, Frequency Generator was updated on October 30, 2026 and HueSpectra on November 4, 2026.

---

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