# iFunctionGenerator vs Trades

The clearest difference is price: Trades at Free against iFunctionGenerator's $2.99. iFunctionGenerator's advantage is in-app purchases (none vs 8) and iOS requirement (6.0 vs 17.0). On ads and device support there is nothing between them.

Trades is free to download; iFunctionGenerator costs $2.99 up front. Trades sells 8 one-off in-app purchases. iFunctionGenerator asks for nothing beyond the download.

## The numbers

| Metric | iFunctionGenerator | Trades |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.4 (9 ratings)](https://appshunter.io/ios/app/ifunctiongenerator/id304851755/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 53.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | — |
| Monetization | Paid | — |
| Size | 1 MB | 4 MB |
| Requires iOS | **6.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Black Cat Systems](https://appshunter.io/developer/301047032) | [Paul Gregory](https://appshunter.io/developer/1886332971) |

## What reviewers say

### iFunctionGenerator

[App page](https://appshunter.io/ios/app/ifunctiongenerator/id304851755)

This utility transforms your iOS device into a versatile audio function generator. Create up to 20 independent generators producing various waveforms and noise types, with precise control over frequency, volume, and phase for each channel. Save and recall your settings for quick access.

**Highlights:** Multiple waveform generation (sine, triangle, sawtooth, square), Pink and white noise generation, Up to 20 independent generators, Independent left/right channel volume control, Adjustable frequency from 1 to 20,000 Hz, Phase control, Save and load generator settings

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

**In-app purchases:** none


### Trades

[App page](https://appshunter.io/ios/app/trades-calc/id6761733764)

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Electrical Pack | $6.99 | one-time |
| Concrete Pack | $6.99 | one-time |
| Welding Pack | $6.99 | one-time |
| Plumbing Pack | $6.99 | one-time |
| Framing Pack | $6.99 | one-time |
| HVAC Pack | $6.99 | one-time |
| App Unlock | $9.99 | one-time |
| All Access | $34.99 | one-time |


## Frequently asked questions

### Is iFunctionGenerator free?

iFunctionGenerator costs $2.99, with no in-app purchases.

### Is Trades free?

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

### Do iFunctionGenerator or Trades have ads?

Neither iFunctionGenerator nor Trades shows ads.

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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.*