# Audio Function Generator vs SmartEveryday

The clearest difference is update cadence: SmartEveryday at every 4 days against Audio Function Generator's every 6 weeks. Audio Function Generator's advantage is device support (3 vs 1) and iOS requirement (15.5 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Audio Function Generator sells 1 one-off in-app purchase and SmartEveryday sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Audio Function Generator ships an update every 6 weeks, SmartEveryday every 4 days. The most recent releases landed on September 24, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Audio Function Generator | SmartEveryday |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (2.2K ratings)](https://appshunter.io/ios/app/audio-function-generator/id768229610/reviews)** | — |
| Number of ratings | **2.2K** | — |
| Positive reviews | 77.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 3 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Thomas Gruber](https://appshunter.io/developer/342699861) | [Luca Maxim Limmroth](https://appshunter.io/developer/6794907333) |

## What reviewers say

### Audio Function Generator

[App page](https://appshunter.io/ios/app/audio-function-generator/id768229610)

Generate various audio test tones, including sine, square, triangle, and sawtooth waves. Explore frequency and volume sweeps, noise generation, and custom preset creation. Advanced features like extended frequency ranges and multi-tone playback are available with an upgrade.

**Highlights:** Generate sine, square, triangle, and sawtooth tones, Frequency and volume sweep generation, Noise generation (white, pink, violet, etc.), Custom preset creation and saving, Extended frequency range (PRO feature), Multi-tone playback (PRO feature)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to PRO | $9.99 | one-time |

**What reviewers like**

- 👍 Great app
- 🎶 Helps with Tinnitus
- 💯 Best app I've paid for
- 🔍 Highly recommended
- 🎨 Attention to detail

**What reviewers complain about**

- 🐛 Crashes
- 💰 Deceptive/Money hungry
- 🔒 Basic features paywalled
- 🔒 Limited without paying
- 🔒 Removed functionality to push paid version

**Reported bugs**

- Crashes on launch
- Volume slider issues
- Airplay not working
- Sound distortion when display is active

**Requested features**

- Add download/save feature for custom sounds
- Improve sweep function (continuous mode, better frequency control)
- Add more multi-frequency rows
- Implement 432Hz base frequency option
- Add phase control for noise generators


### SmartEveryday

[App page](https://appshunter.io/ios/app/smarteveryday/id6794907331)

**Features:** macOS Compatibility, Safari Extension

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smart Pro (Monatlich) | $1.99 | per month |
| Smart Pro (Jährlich) | $12.99 | per year |
| Smart Pro (Lifetime) | $24.99 | one-time |


## Frequently asked questions

### Is Audio Function Generator free?

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

### Is SmartEveryday free?

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

### Do Audio Function Generator or SmartEveryday have ads?

Neither Audio Function Generator nor SmartEveryday shows ads.

### Which is updated more often, Audio Function Generator or SmartEveryday?

Audio Function Generator ships an update every 6 weeks, and SmartEveryday every 4 days. Most recently, Audio Function Generator was updated on September 24, 2026 and SmartEveryday on September 9, 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.*