# Viking Synth vs LE05

The clearest difference is price: LE05 at Free against Viking Synth's $3.99. LE05 also leads on update cadence (every 6 weeks vs every 4 months) and ratings volume (139 vs 41). Viking Synth's advantage is rating (4.7 vs 4.1) and in-app purchases (none vs 4). On device support and iOS requirement there is nothing between them.

LE05 is free to download; Viking Synth costs $3.99 up front. LE05 sells 4 in-app purchases, starting at $2.99 per 7 days. Viking Synth asks for nothing beyond the download.

Viking Synth holds the better App Store score, 4.7 against 4.1. Both are backed by a comparable volume of ratings — 41 and 139 respectively. Written reviews point the same way: 71% of Viking Synth's written reviews are positive against 55% of LE05's.

Viking Synth ships an update every 4 months, LE05 every 6 weeks. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Viking Synth | LE05 |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.7 (41 ratings)](https://appshunter.io/ios/app/viking-synth/id1085274012/reviews)** | [4.1 (139 ratings)](https://appshunter.io/ios/app/le05-digitalism-2000-plus-auv3/id1547016343/reviews) |
| Number of ratings | 41 | **139** |
| Positive reviews | **71.2% of reviews** | 54.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#99** | — |
| Size | 11 MB | 209 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blamsoft, Inc.](https://appshunter.io/developer/1051938244) | [Audiobus Pty Ltd](https://appshunter.io/developer/672585101) |

## What reviewers say

### Viking Synth

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

**Currently charting:** #99 Top Paid · Music (US App Store)

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


### LE05

[App page](https://appshunter.io/ios/app/le05-digitalism-2000-plus-auv3/id1547016343)

Explore a vast collection of vintage synth sounds inspired by early 2000s digital music. This app offers over 1,000 samples and 60+ PCM sound sources, with over 100 presets for immediate inspiration. It functions as a standalone instrument or an AUv3 plugin for popular DAWs.

**Highlights:** Vintage digital synth sounds, Over 1,000 individual samples, 60+ multi-sampled PCM sound sources, Over 100 inspiring presets, Standalone and AUv3 modes, AUv3 automation

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly premium | $2.99 | per 7 days |
| Weekly premium | $2.99 | per 7 days |
| Yearly premium | $9.99 | per year |
| Yearly premium | $9.99 | per year |

**What reviewers like**

- 🎶 Amazing sounds and presets
- 👍 Easy to use interface
- 💡 Innovative sound design
- 💰 Great value for price
- ✨ High-quality audio output

**What reviewers complain about**

- 💸 Unacceptable subscription model
- ❌ No longer recognized in GarageBand
- 🐛 Crashes frequently
- 💾 State-saving issues
- 🚫 Audio not saving

**Reported bugs**

- GarageBand crashes when opening songs with the Audio Unit
- Digitalism not recognized in GarageBand
- No sound when playing MIDI tracks in GarageBand
- State-saving doesn't hold Audio Unit patch settings and parameters
- App crashes at the point of entering the song editor

**Requested features**

- Undo/redo button
- Release for computer (Logic Pro)
- Add Audiobus connection
- More 80s, Synthwave, Funky, Italo disco sounds
- Add a record button


## Frequently asked questions

### Is Viking Synth free?

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

### Is LE05 free?

LE05 is free to download, with in-app purchases available.

### Which has better reviews, Viking Synth or LE05?

Viking Synth is rated higher. Viking Synth averages 4.7 out of 5 from 41 ratings, while LE05 averages 4.1 from 139 ratings.

### Do Viking Synth or LE05 have ads?

LE05 shows ads; Viking Synth does not.

### Which is updated more often, Viking Synth or LE05?

Viking Synth ships an update every 4 months, and LE05 every 6 weeks. Most recently, Viking Synth was updated on November 6, 2026 and LE05 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.*