# Viking Synth vs Overdrive Synth

The clearest difference is price: Overdrive Synth at Free against Viking Synth's $3.99. Overdrive Synth also leads on update cadence (monthly vs every 4 months) and rating (4.9 vs 4.7). Viking Synth's advantage is in-app purchases (none vs 1) and iOS requirement (12.0 vs 14.0). On review sentiment, ratings volume, ads and device support there is nothing between them.

Overdrive Synth is free to download; Viking Synth costs $3.99 up front. Overdrive Synth sells 1 one-off in-app purchase. Viking Synth asks for nothing beyond the download.

Overdrive Synth holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 42 and 34 respectively. Written reviews point the same way: 71% of Viking Synth's written reviews are positive against 79% of Overdrive Synth's.

Viking Synth ships an update every 4 months, Overdrive Synth monthly. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Viking Synth | Overdrive Synth |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [4.7 (42 ratings)](https://appshunter.io/ios/app/viking-synth/id1085274012/reviews) | **[4.9 (34 ratings)](https://appshunter.io/ios/app/overdrive-synth/id1612690745/reviews)** |
| Number of ratings | **42** | 34 |
| Positive reviews | 71.2% of reviews | **79.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 11 MB | 247 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Blamsoft, Inc.](https://appshunter.io/developer/1051938244) | [Moby Pixel](https://appshunter.io/developer/1435802052) |

## 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


### Overdrive Synth

[App page](https://appshunter.io/ios/app/overdrive-synth/id1612690745)

Explore unique synth sounds processed through classic guitar overdrive pedals. This app offers professionally recorded samples with multiple keyboard layouts and AUv3/MIDI support. Unlock over 100 additional instruments to expand your sonic palette.

**Highlights:** Vintage synths re-amped through guitar pedals, Multiple keyboard layouts, AUv3 and MIDI support, Professionally recorded samples, Expandable instrument library via IAP

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full Version | $4.99 | one-time |


## Frequently asked questions

### Is Viking Synth free?

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

### Is Overdrive Synth free?

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

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

Overdrive Synth is rated higher. Viking Synth averages 4.7 out of 5 from 42 ratings, while Overdrive Synth averages 4.9 from 34 ratings.

### Do Viking Synth or Overdrive Synth have ads?

Neither Viking Synth nor Overdrive Synth shows ads.

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

Viking Synth ships an update every 4 months, and Overdrive Synth monthly. Most recently, Viking Synth was updated on October 16, 2026 and Overdrive Synth on October 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.*