# DECC vs Euler VS

The clearest difference is in-app purchases: DECC at none against Euler VS's 2. DECC also leads on update cadence (every 6 weeks vs every 8 months) and iOS requirement (12.0 vs 15.2). On price, ads and device support there is nothing between them.

Both are free to download. Euler VS sells 2 one-off in-app purchases. DECC asks for nothing beyond the download.

DECC ships an update every 6 weeks, Euler VS every 8 months. The most recent releases landed on September 20, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | DECC | Euler VS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/euler-vs/id6495234606/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 8 months |
| Monetization | — | Free with in-app purchases |
| Size | 23 MB | 12 MB |
| Requires iOS | **12.0** | 15.2 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple TV** |
| Age rating | 4+ | 4+ |
| Developer | [Xpert](https://appshunter.io/developer/454705017) | [AllOneWord Software LLC](https://appshunter.io/developer/1740646658) |

## What reviewers say

### DECC

[App page](https://appshunter.io/ios/app/decc/id1453860428)

**Features:** macOS Compatibility

**In-app purchases:** none


### Euler VS

[App page](https://appshunter.io/ios/app/euler-vs/id6495234606)

Explore a dynamic world of geometric art and visual synthesis with interactive touch controls. Design and play with harmonic motion and color systems, with options to expand your library through in-app purchases. Sync your creations from macOS for a seamless experience.

**Highlights:** Interactive geometric art, Harmonic motion exploration, Touch-driven visual synthesis, 24 professional presets, In-app preset packs, Tap Tempo feature, iCloud sync with macOS

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Townsend '94 Bank | $0.99 | one-time |
| King St. Garage | $0.99 | one-time |


## Frequently asked questions

### Is DECC free?

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

### Is Euler VS free?

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

### Do DECC or Euler VS have ads?

Neither DECC nor Euler VS shows ads.

### Which is updated more often, DECC or Euler VS?

DECC ships an update every 6 weeks, and Euler VS every 8 months. Most recently, DECC was updated on September 20, 2026 and Euler VS on September 23, 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.*