# Viking Synth vs Vibrato

The clearest difference is rating: Viking Synth at 4.7 against Vibrato's 3.5. Viking Synth also leads on review sentiment (70% vs 33%) and update cadence (every 4 months vs every 20 months). Vibrato's advantage is price ($1.99 vs $3.99) and iOS requirement (10.0 vs 12.0). On ads, in-app purchases, monetization model and device support there is nothing between them.

Viking Synth costs $3.99 and Vibrato $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Viking Synth holds the better App Store score, 4.7 against 3.5. That said, the two scores are not equally well evidenced: Viking Synth has 42 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 70% of Viking Synth's written reviews are positive against 33% of Vibrato's.

Viking Synth ships an update every 4 months, Vibrato every 20 months. The most recent releases landed on September 30, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Viking Synth | Vibrato |
| --- | --- | --- |
| Price | $3.99 | **$1.99** |
| Rating | **[4.7 (42 ratings)](https://appshunter.io/ios/app/viking-synth/id1085274012/reviews)** | [3.5 (6 ratings)](https://appshunter.io/ios/app/vibrato-audio-unit-effect/id1253371776/reviews) |
| Number of ratings | **42** | 6 |
| Positive reviews | **69.8% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 20 months |
| Monetization | Paid | Paid |
| Size | 11 MB | 14 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blamsoft, Inc.](https://appshunter.io/developer/1051938244) | [Aleksandar Mlazev](https://appshunter.io/developer/1093798140) |

## 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


### Vibrato

[App page](https://appshunter.io/ios/app/vibrato-audio-unit-effect/id1253371776)

This audio effect app provides classic vibrato and chorus sounds for musicians. It allows for detailed control over rate, depth, and blend, and includes a built-in reverb. It can be used as a standalone app or as a plugin within other music production software.

**Highlights:** Vibrato and Chorus effect, Adjustable Rate and Depth, Blend slider for mixing original sound, Built-in Reverb effect, AUv3 plugin compatibility, Standalone app functionality

**In-app purchases:** none


## Frequently asked questions

### Is Viking Synth free?

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

### Is Vibrato free?

Vibrato costs $1.99, with no in-app purchases.

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

Viking Synth is rated higher. Viking Synth averages 4.7 out of 5 from 42 ratings, while Vibrato averages 3.5 from 6 ratings.

### Do Viking Synth or Vibrato have ads?

Neither Viking Synth nor Vibrato shows ads.

### Which is updated more often, Viking Synth or Vibrato?

Viking Synth ships an update every 4 months, and Vibrato every 20 months. Most recently, Viking Synth was updated on September 30, 2026 and Vibrato on September 14, 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.*