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Gas & Oil

Gas & Oil

2-Stroke Fuel Mix Calculator

19 ratings
15 reviews
🔧 Utilities
🔍 Reference
$0.99

Details

Released
January 15, 2010
Updated
October 3, 2026

Features

Developer

KVC, Inc.
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About

This utility calculates the correct gas-to-oil ratio for any 2-stroke engine and stores your equipment details. It offers offline functionality, large text options, and ensures your data remains private on your device.

✓2-stroke fuel mix calculation
✓Stores equipment with custom ratios
✓Supports various measurement units
✓Offline functionality
✓Service history tracking
✓Part number storage
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What's New in Gas & Oil

2.0.1

October 3, 2026

Settings: unit names no longer cut off at larger text sizes.

User reviews

Most RecentHighest RatedLowest Rated

Ripoff

Refund me
PopuphataPopuphata

RIP OFF ARTIST HERE Total waste of money

App does nothing but sit there with a blank page, and has been that way for over a month since I purchased. No updates available to fix it either.

DONT WASTE YOUR MONEY ON THIS ONE Author should refund $ or fix the app. As it stands now, he is just ripping people off as app will not work on an up to date iphone 6
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Ghostwolf_RickGhostwolf_Rick

Do not buy

This app does not work on iPhone 5s with IOS 8.1.3

Opens to a screen expecting to add inventory but no buttons function.
ScaltScalt

Does not work

I bought this app on a iPhone 6 and it does not work.
Josh_PriceJosh_Price

Better than the others! 

Great app does everything it says. The best part is being able to store your different toys and tools in here because you and I both know it's btch to remeber what mixture they all take
Jimbob_wayJimbob_way
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FAQ

How does Gas & Oil calculate fuel mix?

Gas & Oil allows you to select a common ratio or input a custom one. You can then enter the amount of gas you have to determine the required oil, or vice versa. The app ensures oil figures always round up to prevent engine damage.

Can Gas & Oil remember my equipment?

Yes, you can add each machine you own to the app, assign it a specific mix ratio, and even add a photo. This feature eliminates the need to remember individual ratios for different devices.

Does Gas & Oil work offline?

Yes, Gas & Oil is built to be used outdoors and works completely offline. No internet signal is required, making it convenient for use in remote locations.

What information can I store for my equipment?

Beyond the mix ratio, you can store part numbers for spark plugs, air filters, fuel filters, and blades or lines. It also includes a service history to log maintenance performed and hours of use.

Is my data safe with Gas & Oil?

Your data stays yours. The app has no account, no sign-up, and makes no network calls. All entered information remains on your phone, but you can export a backup file.

How often is Gas & Oil updated?

Gas & Oil was last updated on 2026-09-28 to version 2.0. The app was originally released in 2010 and has been rewritten for modern iPhones.

What devices does Gas & Oil support?

Gas & Oil is available for iPhone and iPod. It has an age rating of 4+ and is priced at $0.99.

Does Gas & Oil have ads?

No, Gas & Oil does not contain advertisements. It is a paid application with no in-app purchases.