# Signals Generator vs jds8000

The clearest difference is in-app purchases: jds8000 at none against Signals Generator's 10. jds8000 also leads on update cadence (fortnightly vs every 33 months) and iOS requirement (9.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Signals Generator sells 10 one-off in-app purchases. jds8000 asks for nothing beyond the download.

Signals Generator ships an update every 33 months, jds8000 fortnightly. The most recent releases landed on November 3, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Signals Generator | jds8000 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (30 ratings)](https://appshunter.io/ios/app/signals-generator/id1526653387/reviews)** | — |
| Number of ratings | **30** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 33 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 22 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [怀卫 张](https://appshunter.io/developer/1252544375) | [Hangzhou Junce Instruments Co., Ltd.](https://appshunter.io/developer/1535583983) |

## 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 (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sine Wave | $0.99 | one-time |
| Square Wave | $0.99 | one-time |
| Gaussian Noise | $0.99 | one-time |
| Pink Noise | $0.99 | one-time |
| Maximum Length Sequence | $0.99 | one-time |
| Sawtooth Wave | $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 |


### jds8000

[App page](https://appshunter.io/ios/app/jds8000/id1640964381)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Signals Generator free?

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

### Is jds8000 free?

jds8000 is free to download, with no in-app purchases.

### Do Signals Generator or jds8000 have ads?

Neither Signals Generator nor jds8000 shows ads.

### Which is updated more often, Signals Generator or jds8000?

Signals Generator ships an update every 33 months, and jds8000 fortnightly. Most recently, Signals Generator was updated on November 3, 2026 and jds8000 on September 16, 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.*