# Premix Calculator (2 Stroke) vs SimsoenMische

The clearest difference is ads: Premix Calculator (2 Stroke) at none against SimsoenMische's shown. Premix Calculator (2 Stroke) also leads on iOS requirement (13.0 vs 16.6). SimsoenMische's advantage is update cadence (every 5 days vs every 3 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Premix Calculator (2 Stroke) sells 1 one-off in-app purchase and SimsoenMische sells 4 in-app purchases, starting at $0.29 per 7 days. Whichever you choose, the download price is not the number that matters.

Premix Calculator (2 Stroke) ships an update every 3 months, SimsoenMische every 5 days. The most recent releases landed on October 4, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Premix Calculator (2 Stroke) | SimsoenMische |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (10 ratings)](https://appshunter.io/ios/app/premix-calculator-2-stroke/id6749201236/reviews)** | — |
| Number of ratings | **10** | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 34 MB | 6 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | +17 | 4+ |
| Developer | [Arsosa Network Inc.](https://appshunter.io/developer/1209042440) | [Richter und Bodenstein Software GbR](https://appshunter.io/developer/1709722931) |

## What reviewers say

### Premix Calculator (2 Stroke)

[App page](https://appshunter.io/ios/app/premix-calculator-2-stroke/id6749201236)

Easily calculate the correct fuel-to-oil ratio for your 2-stroke engine. Input your desired mix and fuel amount to get the precise oil quantity needed, preventing engine damage and ensuring smooth operation. Includes helpful articles and guides.

**Highlights:** Calculate optimal fuel-to-oil mix ratio, Use premix chart for quick oil quantity lookup, Read informative articles on 2-stroke premixing, Eliminate guesswork in fuel mixing, Prevent engine damage

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads Forever | $3.99 | one-time |


### SimsoenMische

[App page](https://appshunter.io/ios/app/simsoenmische/id6751460936)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-Free for one week | $0.29 | per 7 days |
| Ad-Free for one month | $0.99 | per month |
| Ad-Free for one year | $1.99 | per year |
| Lifetime Ad-Free | $3.99 | one-time |


## Frequently asked questions

### Is Premix Calculator (2 Stroke) free?

Premix Calculator (2 Stroke) is free to download, with in-app purchases available.

### Is SimsoenMische free?

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

### Do Premix Calculator (2 Stroke) or SimsoenMische have ads?

SimsoenMische shows ads; Premix Calculator (2 Stroke) does not.

### Which is updated more often, Premix Calculator (2 Stroke) or SimsoenMische?

Premix Calculator (2 Stroke) ships an update every 3 months, and SimsoenMische every 5 days. Most recently, Premix Calculator (2 Stroke) was updated on October 4, 2026 and SimsoenMische on October 11, 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.*