# VoxSyn Pro vs Lines

The clearest difference is review sentiment: Lines at 100% against VoxSyn Pro's 20%. Lines also leads on rating (5.0 vs 3.4). VoxSyn Pro's advantage is price ($1.99 vs $19.99) and update cadence (every 2 months vs every 13 months). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

VoxSyn Pro costs $1.99 and Lines $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Lines holds the better App Store score, 5.0 against 3.4. Both are backed by a comparable volume of ratings — 14 and 12 respectively. Written reviews point the same way: 20% of VoxSyn Pro's written reviews are positive against 100% of Lines's.

VoxSyn Pro ships an update every 2 months, Lines every 13 months. Both last shipped on November 7, 2026.

## The numbers

| Metric | VoxSyn Pro | Lines |
| --- | --- | --- |
| Price | **$1.99** | $19.99 |
| Rating | [3.4 (14 ratings)](https://appshunter.io/ios/app/voxsyn-pro/id1486614433/reviews) | **[5.0 (12 ratings)](https://appshunter.io/ios/app/lines-feedback-multieffect/id6461267498/reviews)** |
| Number of ratings | **14** | 12 |
| Positive reviews | 20.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 13 months |
| Monetization | Paid | Paid |
| Size | 43 MB | 29 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Harry Gohs](https://appshunter.io/developer/382428644) | [AudioThing Ltd.](https://appshunter.io/developer/1659941236) |

## What reviewers say

### VoxSyn Pro

[App page](https://appshunter.io/ios/app/voxsyn-pro/id1486614433)

Transform your voice into a versatile sound generator with real-time pitch and spectral control. Explore a vast library of synthesizer sounds, expand them with a unique random generator, and create signature vocal effects beyond traditional vocoding. Compatible with AUv3 hosts for seamless integration into your music production workflow.

**Highlights:** Voice control of pitch and timbre, Mix original voice, synth carrier, and vocoded signal, 22-channel vocoder, Integrated preset synthesizer engine, Hundreds of presets, Hi-end effects suite, AUv3 compatible

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

**In-app purchases:** none


### Lines

[App page](https://appshunter.io/ios/app/lines-feedback-multieffect/id6461267498)

This audio effect plugin transforms any signal into a wide spectrum of sounds, from lo-fi to distortion and feedback. It can also function as an experimental synthesizer, creating rhythms and soundscapes even without input.

**Highlights:** Creative signal mangling, Experimental synthesizer, Feedback-based sound design, Wide range of audio effects, Rhythm and soundscape generation

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is VoxSyn Pro free?

VoxSyn Pro costs $1.99, with no in-app purchases.

### Is Lines free?

Lines costs $19.99, with no in-app purchases.

### Which has better reviews, VoxSyn Pro or Lines?

Lines is rated higher. VoxSyn Pro averages 3.4 out of 5 from 14 ratings, while Lines averages 5.0 from 12 ratings.

### Do VoxSyn Pro or Lines have ads?

Neither VoxSyn Pro nor Lines shows ads.

### Which is updated more often, VoxSyn Pro or Lines?

VoxSyn Pro ships an update every 2 months, and Lines every 13 months. Most recently, VoxSyn Pro was updated on November 7, 2026 and Lines on November 7, 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.*