# iFunctionGenerator vs UTC ALARM

The clearest difference is price: UTC ALARM at Free against iFunctionGenerator's $2.99. UTC ALARM also leads on update cadence (every 11 days vs every 12 months). iFunctionGenerator's advantage is iOS requirement (6.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

UTC ALARM 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, UTC ALARM every 11 days. The most recent releases landed on October 4, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | iFunctionGenerator | UTC ALARM |
| --- | --- | --- |
| 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 11 days** |
| Monetization | Paid | — |
| Size | 1 MB | 1 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) | [MAXIME CLEMENT SIMON LAURENT](https://appshunter.io/developer/1870147645) |

## 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


### UTC ALARM

[App page](https://appshunter.io/ios/app/utc-alarm/id6757993387)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iFunctionGenerator free?

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

### Is UTC ALARM free?

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

### Do iFunctionGenerator or UTC ALARM have ads?

Neither iFunctionGenerator nor UTC ALARM shows ads.

### Which is updated more often, iFunctionGenerator or UTC ALARM?

iFunctionGenerator ships an update every 12 months, and UTC ALARM every 11 days. Most recently, iFunctionGenerator was updated on October 4, 2026 and UTC ALARM on October 8, 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.*