# Viking Synth vs PaulXStretch

The clearest difference is price: PaulXStretch at Free against Viking Synth's $3.99. PaulXStretch also leads on review sentiment (94% vs 69%) and rating (4.9 vs 4.7). On ratings volume, ads, in-app purchases and device support there is nothing between them.

PaulXStretch is free to download; Viking Synth costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PaulXStretch holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 42 and 72 respectively. Written reviews point the same way: 69% of Viking Synth's written reviews are positive against 94% of PaulXStretch's.

## The numbers

| Metric | Viking Synth | PaulXStretch |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [4.7 (42 ratings)](https://appshunter.io/ios/app/viking-synth/id1085274012/reviews) | **[4.9 (72 ratings)](https://appshunter.io/ios/app/paulxstretch/id1619014008/reviews)** |
| Number of ratings | 42 | **72** |
| Positive reviews | 69.4% of reviews | **94.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Monetization | Paid | **Free** |
| Size | 11 MB | 17 MB |
| Requires iOS | 12.0 | **9.3** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blamsoft, Inc.](https://appshunter.io/developer/1051938244) | [Sonosaurus LLC](https://appshunter.io/developer/338977569) |

## What reviewers say

### Viking Synth

[App page](https://appshunter.io/ios/app/viking-synth/id1085274012)

This app emulates a classic monophonic analog synthesizer with advanced DSP technology. It features three variable wave oscillators, dual ladder filters, an LFO, and two modulation busses for versatile sound design.  An intuitive interface and extensive preset library make it ideal for creating thick bass and rich lead sounds.

**Highlights:** Three continuously variable wave oscillators, Dual ladder filters (Lowpass/Highpass), Multi-wave LFO, Two modulation busses, Intuitive user interface with expandable controls, 228 presets including Bass, Lead, and Synthwave, State-of-the-art DSP for authentic sound

**In-app purchases:** none

**What reviewers like**

- 🎶 Great sound quality
- 💡 Versatile sound options
- 💰 Excellent value (free)
- 💻 Lightweight and efficient
- 🎹 Good for learning synthesis

**What reviewers complain about**

- ❓ Preset issues
- 🔌 Not a standalone app
- 🐛 Occasional crashes
- 💾 Settings not saving
- 🤷‍♂️ Difficult to find/use

**Reported bugs**

- Presets not showing up
- Presets disappear
- App not showing in AUv3 menu
- Settings not saving after iOS 14 update
- Crashes when opening presets browser

**Requested features**

- More subtle drive mode
- Categorized preset browser
- Polyphony option
- Dark mode
- More apps from developer


### PaulXStretch

[App page](https://appshunter.io/ios/app/paulxstretch/id1619014008)

Transform audio into extended ambient soundscapes with this powerful time-stretching tool. Ideal for sound design and ambient music creation, it can stretch short clips into hours of audio. Capture sounds or load files, then manipulate parameters for radical sonic transformations.

**Highlights:** Extreme time stretching algorithm, AUv3 plugin support, Radical sound transformation, Ambient music and sound design focus, Capture audio or load files, Offline rendering and live recording, Adjustable looping and parameters

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Viking Synth free?

Viking Synth costs $3.99, with no in-app purchases.

### Is PaulXStretch free?

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

### Which has better reviews, Viking Synth or PaulXStretch?

PaulXStretch is rated higher. Viking Synth averages 4.7 out of 5 from 42 ratings, while PaulXStretch averages 4.9 from 72 ratings.

### Do Viking Synth or PaulXStretch have ads?

Neither Viking Synth nor PaulXStretch shows ads.

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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.*