# Frequency Generator vs PhantomGram

The clearest difference is price: Frequency Generator at Free against PhantomGram's $0.99. Frequency Generator also leads on update cadence (monthly vs every 6 months) and iOS requirement (18.3 vs 26.2). PhantomGram's advantage is in-app purchases (none vs 2). On ads and device support there is nothing between them.

Frequency Generator is free to download; PhantomGram costs $0.99 up front. Frequency Generator sells 2 in-app purchases, starting at $4.99 per 7 days. PhantomGram asks for nothing beyond the download.

Frequency Generator ships an update monthly, PhantomGram every 6 months. The most recent releases landed on October 19, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Frequency Generator | PhantomGram |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.7 (20 ratings)](https://appshunter.io/ios/app/frequency-generator-hz-tones/id6468866671/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 months |
| Monetization | Freemium | — |
| Size | 21 MB | 2 MB |
| Requires iOS | **18.3** | 26.2 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Manfred Kuegel](https://appshunter.io/developer/1520736594) | [Stuart Woolley](https://appshunter.io/developer/315697638) |

## What reviewers say

### Frequency Generator

[App page](https://appshunter.io/ios/app/frequency-generator-hz-tones/id6468866671)

Generate precise audio tones for sleep, focus, and relaxation. Explore a wide frequency range, shape waveforms, and access presets like Solfeggio frequencies. An optional Pro upgrade unlocks all features.

**Highlights:** Wide frequency range (1 Hz - 22,000 Hz), Multiple waveforms (sine, square, sawtooth, triangle), Background audio playback, Solfeggio frequencies and musical notes, Binaural beats and isochronic tones, Saved and pinned tone presets, Lock-screen and Control Center controls

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $4.99 | per 7 days |
| Pro Yearly | $29.99 | per year |


### PhantomGram

[App page](https://appshunter.io/ios/app/phantomgram/id6761019876)

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

**In-app purchases:** none


## Frequently asked questions

### Is Frequency Generator free?

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

### Is PhantomGram free?

PhantomGram costs $0.99, with no in-app purchases.

### Do Frequency Generator or PhantomGram have ads?

Neither Frequency Generator nor PhantomGram shows ads.

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

Frequency Generator ships an update monthly, and PhantomGram every 6 months. Most recently, Frequency Generator was updated on October 19, 2026 and PhantomGram on October 14, 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.*