Gas/Oil Downloads & RevenueGas/Oil: Fuel Mix Calculator · App Store
Gas Oil Mixture Ratio
Not in any tracked top chart right now.
Updated 4 Nov 2026 · rankings refresh through the day
DeveloperVerosocial Studio
CategoryTravel
Price0.99 USD
Released
Rating★ 5.0 (4)
Version9.0
Age rating4+
First seen by us
24 Sep 2026
24 Sep 2026Gas/Oil: Fuel Mix Calculator update history & changes
Last change · 24 events since 10 Jul 2010Full timeline ↓✏️Moved category✏️Description updated💰Now free📦First update in 553 days📈Dropped out of every chart we track💰Now free📦Updated to version 9.0📈Entered the top 100🆕First spotted by AppInsider🆕Released on the App Store
Full timeline · 23 events in the last 12 months
- ✏️Gas/Oil: Fuel Mix Calculator: devices changed+ Watch
- ✏️Gas/Oil: Fuel Mix Calculator moved categoryTravel → Utilities
- ✏️Gas/Oil: Fuel Mix Calculator: app got bigger8 MB → 14 MB (+90%)
- ✏️Gas/Oil: Fuel Mix Calculator: needs a newer iOSiOS 15.6 → iOS 17.6
- ✏️Gas/Oil: Fuel Mix Calculator: description updated· AU
- 💰Gas/Oil: Fuel Mix Calculator: now freeFree (was 1.99 AUD) · AU
- ✏️Gas/Oil: Fuel Mix Calculator: new iPad screenshots· AU
- ✏️Gas/Oil: Fuel Mix Calculator: new screenshots9 screenshots (was 3) · AU
- ✏️Gas/Oil: Fuel Mix Calculator: renamedGas Oil Mixture Ratio → Gas/Oil: Fuel Mix Calculator · AU
- 📦Gas/Oil: Fuel Mix Calculator: first update in 553 days
- 📈Gas/Oil: Fuel Mix Calculator dropped out of every chart we trackLast seen 26 Oct
- ✏️Gas/Oil: Fuel Mix Calculator: description updated· US, GB
- 💰Gas/Oil: Fuel Mix Calculator: now freeFree (was 0.99 USD) · US
- ✏️Gas/Oil: Fuel Mix Calculator: new iPad screenshots· US, GB
- ✏️Gas/Oil: Fuel Mix Calculator: new screenshots9 screenshots (was 3) · US, GB
- ✏️Gas/Oil: Fuel Mix Calculator: renamedGas Oil Mixture Ratio → Gas/Oil: Fuel Mix Calculator · US, GB
- 💰Gas/Oil: Fuel Mix Calculator: now freeFree (was 0.99 GBP) · GB
- 📦Gas/Oil: Fuel Mix Calculator updated to version 9.0You take care to get your equipment and fuel details right. Thank you for using Gas / Oil. This update adds small engine and scooter references, expands the chainsaw guide, and puts Help, Reset and save feedback closer to the work you are doing.
NEW SMALL TWO-STROKE ENGINE REFERENCES
- Browse 27 profiles covering handheld tools, scooters, outboards and selected legacy mowers and snow tools.
- Find 10 scooter profiles, including Yamaha, Honda, Piaggio, Vespa, Genuine, Peugeot and KYMCO models.
- Look up STIHL, Husqvarna, ECHO, Shindaiwa, RedMax and Makita tools.
- Search by brand, model code, engine family, use or oil system.
- Filter and group results to narrow your search.
- Read model-specific oil requirements, year or serial details and break-in conditions.
- Distinguish premix engines from scooters with a separate oil tank.
- Open the manufacturer source from each profile.
- Open scooter references from the iPad Reference sidebar.
MORE CHAINSAW INFORMATION
- Browse 45 chain profiles with manufacturer links.
- Find expanded Carlton and STIHL model guidance.
- Search by chain code, manufacturer, pitch or file size.
- Find specialist, low-profile, carbide and legacy guidance.
- Measure pitch across three rivet centers and compare drive-link thickness.
- Convert inch fractions and millimeters without choosing a file from pitch alone.
HELP WHEN YOU NEED IT
- Open Help beside calculators, forms and reference screens.
- Read longer explanations on their own screen.
- Keep the main screen focused on entries and results.
- Find formulas and the complete calculator guide in More.
- Review the difference between oil injection and gasoline injection.
RESET AND SAVE WITH CLEAR FEEDBACK
- Reset a calculator to its starting values without deleting saved history.
- Reload the latest saved values in record and equipment editors.
- Reset search filters and transfer choices without clearing your database.
- See a brief confirmation after a successful save.
- See one save banner at a time, even in an editor.
YOUR MACHINES AND FUEL, TOGETHER
- Save machine names, photos, checked ratios and preferred units.
- Name containers and enter their permitted fill limits.
- Keep mixing dates, fuel, oil, additives and intended equipment with each batch.
- Check estimated finished mixture volume, including oil and additives.
- Review days since mixing and choose an optional fuel review alert.
- Mark a batch used up or a can emptied while keeping its history.
- Start a new draft with Mix again.
- Create PDF or PNG labels with the container, ratio, date and contents.
CALCULATE, CONVERT AND FIND RECORDS
- Use one converter with 41 units across six categories.
- Calculate additive doses or fuel quantity from available mixing oil.
- Search saved calculations and batch history.
- Combine type, status and date filters, then choose a sort order.
- Keep browsing as records load automatically.
- Follow related records in iPad sidebars and detail views.
- Choose Light, Dark or Follow System.
MORE OPTIONS FOR YOUR DATA AND WATCH
- Export entity data as CSV or transfer saved items as JSON.
- See total saved items and counts for each record type.
- Skip matching items when importing again.
- Transfer up to 10,000 items, with a separate 100 MB JSON limit.
- Use all 16 Watch tools without Pro or a nearby iPhone.
- Save, share and reset Watch calculations with unlimited calculator use.
Try 50 free calculations on iPhone and iPad. Monthly or lifetime Pro adds unlimited calculations, record management and fuel workflows. Watch records stay on the Watch and do not sync to the phone. Always check your exact machine's instructions. Fuel review dates do not establish safety or expiry.… more - 📈Gas/Oil: Fuel Mix Calculator entered the top 100Top Paid · Travel · US
- 📈Gas/Oil: Fuel Mix Calculator charting in a new countryUnited States
- 📈Gas/Oil: Fuel Mix Calculator charting in a new countryUnited Kingdom
- 🆕Gas/Oil: Fuel Mix Calculator first spotted by AppInsider#75 in Top Paid · Travel · Australia
- 🆕Gas/Oil: Fuel Mix Calculator released on the App Store
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
5.0 ★
4 ratings
Measured
Gas/Oil: Fuel Mix Calculator on the App Store
App details
App ID
380750809
Publisher
Verosocial Studio
On the store since
Jul 2010
16 years on the store
Minimum OS
iOS 17.6+
iPhone XS and later
Devices
iPhone · iPad · Watch
Universal purchase
Content rating
4+
Languages
1
EN
Size
14 MB
Also listed in
Productivity
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
5.0 ★
4 ratings
Measured
Ratings
4
Measured
Review momentum
ⓘ How we measure thisNew ratings a week
under 1
4-week average
Lifetime rating
5.0★
recent stars not readable yet: new ratings are a tiny share of the total
Review momentum
20/100
faster than 0% of Travel apps
Review momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
What users say about Gas/Oil: Fuel Mix Calculator
From the 6 most recent App Store reviews in the US.
Mixed but leaning positive (67% of recent reviews give 4–5 stars). People like it for being useful. Recent reviews are more positive than earlier ones.
What people like
- Useful: “Useful if you mix gas frequently”
About Gas/Oil: Fuel Mix Calculator
You take pride in keeping your equipment ready for the next job. Thank you for using Gas / Oil. Calculate a two-stroke fuel mix, check an engine reference and keep track of the cans on your shelf, with useful tools for iPhone, iPad and Apple Watch.
MIX FUEL WITH CLEAR UNITS
- Calculate oil from the fuel quantity and ratio you choose.
- Use US gallons, Imperial gallons, liters and milliliters.
- Check a ratio from fuel and oil consumption or tank readings.
- Convert between oil percentage and fuel-to-oil ratio.
- Work backward from available mixing oil to fuel quantity.
- Calculate additive doses from the product instructions you enter.
- Review estimated finished volume, including oil and recorded additives.
FIND YOUR ENGINE AND CHAIN
- Browse 27 small two-stroke engine profiles, including 10 scooter profiles.
- Find models from STIHL, Husqvarna, ECHO, Yamaha, Honda and more.
- Check Piaggio, Vespa, Genuine, Peugeot and KYMCO scooter references.
- Distinguish premix engines from models with a separate oil tank.
- Read model, year and oil requirements with manufacturer source links.
- Search by brand, model or engine code; filter and group the results.
- Explore 45 chainsaw chain profiles with model-specific filing guidance.
- Measure pitch across three consecutive rivet centers.
- Compare drive-link thickness and convert inch fractions to millimeters.
- Find chain references by code, pitch, manufacturer or file size.
KEEP YOUR MACHINES AND CANS ORGANIZED
- Save equipment names, photos, notes and preferred units.
- Save the ratio you confirm from each machine's instructions.
- Start a mix calculation from a saved machine.
- Name containers and enter their permitted fill limits.
- Log mixing dates, ratios, oil, additives and intended equipment.
- See days since mixing and choose your own fuel review date.
- Enable an optional device alert for that date.
- Mark fuel used up or a can emptied, and keep its history.
- Start a fresh draft with Mix again.
- Preview, save, share or print fuel labels as PDF or PNG.
FIND AND UPDATE SAVED RECORDS
- Keep calculations with their inputs, results, names and notes.
- Save drafts now and finish their details later.
- Edit saved records and see related views update.
- Search and filter records or history by type, status and date.
- Follow a machine or container into its batch history.
- Browse more records as they load automatically.
- Export entity spreadsheets as CSV and transfer saved data as JSON.
- See overall totals and counts for each saved record type.
TOOLS THAT FIT YOUR ROUTINE
- Convert 41 units across six categories in one view.
- Calculate MPG, L/100 km, fuel consumption, range and area.
- Open Help beside forms for instructions, units and formulas.
- Reset calculations without deleting saved history.
- Reload the latest saved values with Reset in record editors.
- See one save confirmation at a time, including over open forms.
- Choose Light, Dark or Follow System and your result precision.
MIX FUEL WITH CLEAR UNITS
- Calculate oil from the fuel quantity and ratio you choose.
- Use US gallons, Imperial gallons, liters and milliliters.
- Check a ratio from fuel and oil consumption or tank readings.
- Convert between oil percentage and fuel-to-oil ratio.
- Work backward from available mixing oil to fuel quantity.
- Calculate additive doses from the product instructions you enter.
- Review estimated finished volume, including oil and recorded additives.
FIND YOUR ENGINE AND CHAIN
- Browse 27 small two-stroke engine profiles, including 10 scooter profiles.
- Find models from STIHL, Husqvarna, ECHO, Yamaha, Honda and more.
- Check Piaggio, Vespa, Genuine, Peugeot and KYMCO scooter references.
- Distinguish premix engines from models with a separate oil tank.
- Read model, year and oil requirements with manufacturer source links.
- Search by brand, model or engine code; filter and group the results.
- Explore 45 chainsaw chain profiles with model-specific filing guidance.
- Measure pitch across three consecutive rivet centers.
- Compare drive-link thickness and convert inch fractions to millimeters.
- Find chain references by code, pitch, manufacturer or file size.
KEEP YOUR MACHINES AND CANS ORGANIZED
- Save equipment names, photos, notes and preferred units.
- Save the ratio you confirm from each machine's instructions.
- Start a mix calculation from a saved machine.
- Name containers and enter their permitted fill limits.
- Log mixing dates, ratios, oil, additives and intended equipment.
- See days since mixing and choose your own fuel review date.
- Enable an optional device alert for that date.
- Mark fuel used up or a can emptied, and keep its history.
- Start a fresh draft with Mix again.
- Preview, save, share or print fuel labels as PDF or PNG.
FIND AND UPDATE SAVED RECORDS
- Keep calculations with their inputs, results, names and notes.
- Save drafts now and finish their details later.
- Edit saved records and see related views update.
- Search and filter records or history by type, status and date.
- Follow a machine or container into its batch history.
- Browse more records as they load automatically.
- Export entity spreadsheets as CSV and transfer saved data as JSON.
- See overall totals and counts for each saved record type.
TOOLS THAT FIT YOUR ROUTINE
- Convert 41 units across six categories in one view.
- Calculate MPG, L/100 km, fuel consumption, range and area.
- Open Help beside forms for instructions, units and formulas.
- Reset calculations without deleting saved history.
- Reload the latest saved values with Reset in record editors.
- See one save confirmation at a time, including over open forms.
- Choose Light, Dark or Follow System and your result precision.
Latest updates
9.0
You take care to get your equipment and fuel details right. Thank you for using Gas / Oil. This update adds small engine and scooter references, expands the chainsaw guide, and puts Help, Reset and save feedback closer to the work you are doing.
NEW SMALL TWO-STROKE ENGINE REFERENCES
- Browse 27 profiles covering handheld tools, scooters, outboards and selected legacy mowers and snow tools.
- Find 10 scooter profiles, including Yamaha, Honda, Piaggio, Vespa, Genuine, Peugeot and KYMCO models.
- Look up STIHL, Husqvarna, ECHO, Shindaiwa, RedMax and Makita tools.
- Search by brand, model code, engine family, use or oil system.
- Filter and group results to narrow your search.
- Read model-specific oil requirements, year or serial details and break-in conditions.
- Distinguish premix engines from scooters with a separate oil tank.
- Open the manufacturer source from each profile.
- Open scooter references from the iPad Reference sidebar.
MORE CHAINSAW INFORMATION
- Browse 45 chain profiles with manufacturer links.
- Find expanded Carlton and STIHL model guidance.
- Search by chain code, manufacturer, pitch or file size.
- Find specialist, low-profile, carbide and legacy guidance.
- Measure pitch across three rivet centers and compare drive-link thickness.
- Convert inch fractions and millimeters without choosing a file from pitch alone.
HELP WHEN YOU NEED IT
- Open Help beside calculators, forms and reference screens.
- Read longer explanations on their own screen.
- Keep the main screen focused on entries and results.
- Find formulas and the complete calculator guide in More.
- Review the difference between oil injection and gasoline injection.
RESET AND SAVE WITH CLEAR FEEDBACK
- Reset a calculator to its starting values without deleting saved history.
- Reload the latest saved values in record and equipment editors.
- Reset search filters and transfer choices without clearing your database.
- See a brief confirmation after a successful save.
- See one save banner at a time, even in an editor.
YOUR MACHINES AND FUEL, TOGETHER
- Save machine names, photos, checked ratios and preferred units.
- Name containers and enter their permitted fill limits.
- Keep mixing dates, fuel, oil, additives and intended equipment with each batch.
- Check estimated finished mixture volume, including oil and additives.
- Review days since mixing and choose an optional fuel review alert.
- Mark a batch used up or a can emptied while keeping its history.
- Start a new draft with Mix again.
- Create PDF or PNG labels with the container, ratio, date and contents.
CALCULATE, CONVERT AND FIND RECORDS
- Use one converter with 41 units across six categories.
- Calculate additive doses or fuel quantity from available mixing oil.
- Search saved calculations and batch history.
- Combine type, status and date filters, then choose a sort order.
- Keep browsing as records load automatically.
- Follow related records in iPad sidebars and detail views.
- Choose Light, Dark or Follow System.
MORE OPTIONS FOR YOUR DATA AND WATCH
- Export entity data as CSV or transfer saved items as JSON.
- See total saved items and counts for each record type.
- Skip matching items when importing again.
- Transfer up to 10,000 items, with a separate 100 MB JSON limit.
- Use all 16 Watch tools without Pro or a nearby iPhone.
- Save, share and reset Watch calculations with unlimited calculator use.
Try 50 free calculations on iPhone and iPad. Monthly or lifetime Pro adds unlimited calculations, record management and fuel workflows. Watch records stay on the Watch and do not sync to the phone. Always check your exact machine's instructions. Fuel review dates do not establish safety or expiry.
8.9
Store changes
What Gas/Oil: Fuel Mix Calculator changed on its store page: name, icon, screenshots, price, size, languages, requirements.
Devices changed
+ Watch
Moved category
Travel → Utilities
App got bigger
8 MB → 14 MB (+90%)
