# Signals Generator vs Frequency Generator (Ape Apps)

The clearest difference is review sentiment: Signals Generator at 67% against Frequency Generator (Ape Apps)'s 0%. Signals Generator also leads on rating (4.7 vs 3.7) and ads (none vs shown). Frequency Generator (Ape Apps)'s advantage is update cadence (every 5 months vs every 33 months). On price, in-app purchases and monetization model there is nothing between them.

Both are free to download. Signals Generator sells 14 one-off in-app purchases and Frequency Generator (Ape Apps) sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Signals Generator holds the better App Store score, 4.7 against 3.7. That said, the two scores are not equally well evidenced: Signals Generator has 30 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 67% of Signals Generator's written reviews are positive against 0% of Frequency Generator (Ape Apps)'s.

Signals Generator ships an update every 33 months, Frequency Generator (Ape Apps) every 5 months. The most recent releases landed on October 29, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Signals Generator | Frequency Generator (Ape Apps) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (30 ratings)](https://appshunter.io/ios/app/signals-generator/id1526653387/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/frequency-generator-ape-apps/id1588733914/reviews) |
| Number of ratings | **30** | 3 |
| Positive reviews | **66.7% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 33 months | **Every 5 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 15 MB | 9 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [怀卫 张](https://appshunter.io/developer/1252544375) | [Brandon Stecklein](https://appshunter.io/developer/498894252) |

## What reviewers say

### Signals Generator

[App page](https://appshunter.io/ios/app/signals-generator/id1526653387)

Transform your mobile device into a dual-channel signal generator for sound and audio electric signals. Offers a wide variety of waveform types and customizable parameters like amplitude, frequency, and phase. Ideal for professionals and hobbyists for signal generation and circuit measurement.

**Highlights:** Dual-channel signal generation, Multiple waveform types, Adjustable amplitude, frequency, and phase, Independent channel control, Zoomable waveform display, Interface color selection

**Features:** Vision Pro support

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sine Wave | $0.99 | one-time |
| Square Wave | $0.99 | one-time |
| Gaussian Noise | $0.99 | one-time |
| Uniformly distributed noise | $0.99 | one-time |
| Pink Noise | $0.99 | one-time |
| Red (brown) noise | $0.99 | one-time |
| Maximum Length Sequence | $0.99 | one-time |
| Rayleigh Noise | $0.99 | one-time |
| Sawtooth Wave | $0.99 | one-time |
| Gamma Noise | $0.99 | one-time |
| Functional Wave | $2.99 | one-time |
| Sweep Signal | $2.99 | one-time |
| All Noise Signals | $3.99 | one-time |
| All type of signals | $7.99 | one-time |


### Frequency Generator (Ape Apps)

[App page](https://appshunter.io/ios/app/frequency-generator-ape-apps/id1588733914)

Generate various audio waveforms like sine, square, sawtooth, and triangle waves. Adjust frequencies from 50Hz to 16000Hz, set custom timers, or tune to musical notes for diverse applications.

**Highlights:** Sine, square, sawtooth, triangle wave generation, Frequency range 50Hz - 16000Hz, Custom frequency setting, Timer functionality, Musical note tuning

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Frequency Generator Premium | $2.99 | one-time |


## Frequently asked questions

### Is Signals Generator free?

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

### Is Frequency Generator (Ape Apps) free?

Frequency Generator (Ape Apps) is free to download, with in-app purchases available.

### Which has better reviews, Signals Generator or Frequency Generator (Ape Apps)?

Signals Generator is rated higher. Signals Generator averages 4.7 out of 5 from 30 ratings, while Frequency Generator (Ape Apps) averages 3.7 from 3 ratings.

### Do Signals Generator or Frequency Generator (Ape Apps) have ads?

Frequency Generator (Ape Apps) shows ads; Signals Generator does not.

### Which is updated more often, Signals Generator or Frequency Generator (Ape Apps)?

Signals Generator ships an update every 33 months, and Frequency Generator (Ape Apps) every 5 months. Most recently, Signals Generator was updated on October 29, 2026 and Frequency Generator (Ape Apps) on October 20, 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.*