# auGEN X vs SFX Library Lite

The clearest difference is price: SFX Library Lite at Free against auGEN X's $9.99. SFX Library Lite also leads on rating (5.0 vs 4.6) and update cadence (every 5 weeks vs every 3 months). auGEN X's advantage is ads (none vs shown) and ratings volume (12 vs 2). On in-app purchases and device support there is nothing between them.

SFX Library Lite is free to download; auGEN X costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SFX Library Lite holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: auGEN X has 12 ratings behind it against 2, so its average is the more settled of the two.

auGEN X ships an update every 3 months, SFX Library Lite every 5 weeks. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | auGEN X | SFX Library Lite |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [4.6 (12 ratings)](https://appshunter.io/ios/app/augen-x/id1439844878/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sfx-library-lite/id6738878793/reviews)** |
| Number of ratings | **12** | 2 |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Paid | **Ad-supported** |
| Size | 57 MB | 31 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [auDSPr](https://appshunter.io/developer/1439844877) | [Jonathan Stinson](https://appshunter.io/developer/1655952998) |

## What reviewers say

### auGEN X

[App page](https://appshunter.io/ios/app/augen-x/id1439844878)

This app generates a wide variety of audio signals for both creative sound design and precise audio system testing. It features a versatile oscillator, noise generator, and impulse generator, functioning as a standalone app or an AUv3 Audio Unit Extension.

**Highlights:** Full-featured audio oscillator with 4 wave shapes, High-quality noise generator (white and pink), Impulse generator for reverb testing, AUv3 Audio Unit Extension and Stand-Alone App, MIDI In and BPM Sync support, Precise signal control with intuitive UI

**Features:** macOS Compatibility

**In-app purchases:** none


### SFX Library Lite

[App page](https://appshunter.io/ios/app/sfx-library-lite/id6738878793)

Access a vast collection of copyright-free sound effects directly on your mobile device. Play audio clips instantly for your projects or enjoyment.

**Highlights:** Copyright-free sound effects library, Instant audio playback, On-device access, Wide range of audio clips

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

**In-app purchases:** none


## Frequently asked questions

### Is auGEN X free?

auGEN X costs $9.99, with no in-app purchases.

### Is SFX Library Lite free?

SFX Library Lite is free to download, with no in-app purchases.

### Which has better reviews, auGEN X or SFX Library Lite?

SFX Library Lite is rated higher. auGEN X averages 4.6 out of 5 from 12 ratings, while SFX Library Lite averages 5.0 from 2 ratings.

### Do auGEN X or SFX Library Lite have ads?

SFX Library Lite shows ads; auGEN X does not.

### Which is updated more often, auGEN X or SFX Library Lite?

auGEN X ships an update every 3 months, and SFX Library Lite every 5 weeks. Most recently, auGEN X was updated on November 6, 2026 and SFX Library Lite on October 30, 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.*