# Two Stroke Mix Calculator — Manage your premix fuel/gas

> Calculates and tracks 2-stroke fuel mixes for engines and equipment. (iPhone/iPad app by Peter Leahy.)

- Source: https://appshunter.io/ios/app/two-stroke-mix-calculator/id1528822176 (this page in markdown: same URL + `.md`)
- Developer: [Peter Leahy](https://appshunter.io/developer/1248483729)
- Category: Utilities, Reference
- Price: Free with in-app purchases
- Rating: 4.85/5 from 54 App Store ratings · 5 written reviews indexed
- Age rating: 4+
- Requires: iOS 14.0 · 3 MB
- Languages: English
- Released: 2020-10-01
- Data updated: 2026-08-22
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/two-stroke-mix-calculator/id1528822176/reviews.md

## What is Two Stroke Mix Calculator?

Easily Mix & Manage 2-Stroke Fuel – Every Ratio, Every Engine

Take the guesswork out of mixing 2-stroke fuel. Whether you're using a 50:1, 40:1, 25:1, or custom fuel-to-oil ratio, this app helps you get it right—fast.

Features:

   - Quick Mix Calculator – Enter your fuel amount and desired ratio (like 50:1) to instantly get the correct amount of oil to add.

   - Track Stored Fuel – Create named profiles for each fuel container to save mix ratios, quantities, and mix dates.

   - Fuel Age Tracking – Set custom expiry times and track fuel freshness for both premix and straight fuel.

   - Supports All Equipment – Ideal for chainsaws, trimmers, blowers, lawn mowers, motorbikes, outboard motors, and more.

   - iCloud Sync – Access your fuel data seamlessly across iPhone and Apple Watch.

   - Light & Dark Mode – Fully supports iOS appearance settings.

   - Metric & US Units – Mix using Litres, Millilitres, Gallons, or Fluid Ounces.

Whether you're working in the yard, out on the water, or off-road, this is the must-have app for mixing 2-stroke fuel accurately and safely.

## Key features

- Quick mix calculation
- Track stored fuel profiles
- Fuel age and expiry tracking
- Supports all 2-stroke equipment
- iCloud sync
- Metric and US unit support

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Unlimited Containers | $2.99 | one-time |
| Add 3 Containers | $1.99 | one-time |


## Recent user reviews (5 of 5)

All indexed reviews: https://appshunter.io/ios/app/two-stroke-mix-calculator/id1528822176/reviews.md

### 5/5 — Bought immediately!

*2024-04-29, version 1.02*

Used the app, confirmed the fuel mix with the manual for my brush cutter and IMMEDIATELY bought the app. A fair price for an invaluable app 👍🙏

### 4/5 — Great

*2024-01-31, version 1.02*

How easy great app

### 2/5 — Doesn’t work

*2022-08-14, version 1.02*

The app wont allow me to choose/move the litre units only the decimal units. This only allows me to calculate a max mix of 900ml.

### 5/5 — Amazing app

*2022-03-29, version 1.02*

Love the fact that I can tell you how old the mix is and
 all sorts of different ratios would highly recommend using this app

### 1/5 — Doesn’t Work

*2021-12-19*

Can’t change the fuel quantity. Waste of time downloading this app.

## Frequently asked questions about Two Stroke Mix Calculator

### What is the Two Stroke Mix Calculator app?

The Two Stroke Mix Calculator app helps you accurately calculate and manage premix fuel for your 2-stroke engines. It supports various ratios and helps track fuel freshness.

### How does the Two Stroke Mix Calculator work?

You enter the total fuel amount and your desired oil-to-fuel ratio (e.g., 50:1), and the app instantly calculates the exact amount of oil to add. It also allows you to save custom mixes and track their expiry.

### What types of engines does the Two Stroke Mix Calculator support?

The app is designed for all types of 2-stroke equipment, including chainsaws, trimmers, blowers, lawn mowers, motorbikes, and outboard motors.

### Can I use the Two Stroke Mix Calculator with different measurement units?

Yes, the app supports both Metric (Litres, Millilitres) and US (Gallons, Fluid Ounces) units for mixing your fuel.

### Does the Two Stroke Mix Calculator have ads?

No, the Two Stroke Mix Calculator does not contain advertisements.

### Is the Two Stroke Mix Calculator available on multiple devices?

Yes, the app supports iPhone and Apple Watch, with seamless data access across both devices via iCloud Sync.

### How often is the Two Stroke Mix Calculator updated?

The app was last updated on May 28, 2025, indicating active development and support.

### What is the user rating for the Two Stroke Mix Calculator?

The app has a high rating of 4.9 stars based on 54 user ratings, suggesting strong user satisfaction.

## Version history (last 4 releases)

### 1.03 — 2025-05-28

General peformance improvements

### 1.02 — 2021-01-11

Bug fix.

### 1.01 — 2020-11-06

Small UX enhancements and performance optimisations.

### 1.0 — 2020-10-01

No release notes.

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## Related topics

[2 stroke ratios](https://appshunter.io/ios/topics/2-stroke-ratios) · [2 stroke petrol](https://appshunter.io/ios/topics/2-stroke-petrol) · [voices by fuel cycle](https://appshunter.io/ios/topics/voices-by-fuel-cycle) · [ratio fuel](https://appshunter.io/ios/topics/ratio-fuel) · [fuel calculator racing](https://appshunter.io/ios/topics/fuel-calculator-racing)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-22.*