# iFunctionGenerator vs Cloud4UPS

The clearest difference is price: Cloud4UPS at Free against iFunctionGenerator's $2.99. iFunctionGenerator's advantage is iOS requirement (6.0 vs 13.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

Cloud4UPS is free to download; iFunctionGenerator costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iFunctionGenerator ships an update every 12 months, Cloud4UPS every 10 months. The most recent releases landed on October 31, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | iFunctionGenerator | Cloud4UPS |
| --- | --- | --- |
| 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 | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 10 months** |
| Monetization | Paid | — |
| Size | 1 MB | 29 MB |
| Requires iOS | **6.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Black Cat Systems](https://appshunter.io/developer/301047032) | [MegaTec](https://appshunter.io/developer/574376037) |

## 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


### Cloud4UPS

[App page](https://appshunter.io/ios/app/cloud4ups/id1579441535)

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

**In-app purchases:** none


## Frequently asked questions

### Is iFunctionGenerator free?

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

### Is Cloud4UPS free?

Cloud4UPS is free to download, with no in-app purchases.

### Do iFunctionGenerator or Cloud4UPS have ads?

Neither iFunctionGenerator nor Cloud4UPS shows ads.

### Which is updated more often, iFunctionGenerator or Cloud4UPS?

iFunctionGenerator ships an update every 12 months, and Cloud4UPS every 10 months. Most recently, iFunctionGenerator was updated on October 31, 2026 and Cloud4UPS on November 3, 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.*