# Castrol 2TRatio — user reviews > 31 indexed App Store user reviews of Castrol 2TRatio by Castrol Australia Pty Ltd, rated 3.00/5 from 4 ratings. - Source: https://appshunter.io/ios/app/castrol-2tratio/id812548191/reviews - App overview in markdown: https://appshunter.io/ios/app/castrol-2tratio/id812548191.md - Rating breakdown: 5★ 2 · 4★ 0 · 3★ 0 · 2★ 0 · 1★ 2 ## Newest reviews (10 of 31) ### 5/5 — Remember Settings *2015-02-09, version 1.0* Great app, just needs to remember last ratio used ### 5/5 — Excellent *2014-06-23, version 1.0* Takes all the fuss out of working it out ### 5/5 — Great little app *2014-04-04, version 1.0* Good useful app and no bugs! Amazing for only version 1 ### 5/5 — Fantastic *2014-02-24, version 1.0* Fantastic app!! Thanks castrol ### 5/5 — Mr. *2014-02-10, version 1.0* No more guessing how much oil to put in the petrol.. No more smokey whipper snipper. Super easy to work. God bless Castrol... ### 5/5 — Life saver *2014-02-10, version 1.0* Taking care of the outboard is so quick and easy now. Thank you Castrol! ### 5/5 — Love it - so easy to use! *2014-02-10, version 1.0* How easy is this?!! Simple app to calculate how much oil to add to the petrol! Almost takes the 'work' out of mowing the lawns! ### 5/5 — Brilliant time saver *2014-02-09, version 1.0* Normally have use a calculator, takes me forever, sliding input make this a breeze … nice simple design … will get used often! ### 5/5 — Just when needed *2014-02-09, version 1.0* Had to mix fuel for wipper snipper this morning. Teaching my nephew how to mix his own fuel. Nice and clean and easy to use. ### 5/5 — Easy and accurate! *2014-02-09, version 1.0* All the main oil to fuel ratios are in place, and no keyboard is required. Pick your ratio and move the slider for your fuel amount... Done! ## Most critical reviews (10 lowest-rated) ### 1/5 — Useless *2019-01-19, version 1.1* Download page says ver1.1; downloaded app says ver 1.0! Hopeless. ### 1/5 — iOS 11 *2018-10-26, version 1.0* Don’t work with iOS 11. Please update or I won’t buy your products anymore. ### 1/5 — App doesn’t work *2018-02-18, version 1.0* Please update this handy app so it works with the latest iOS ### 1/5 — Chris *2018-02-08, version 1.0* 🖕🏿🖕🏿🖕🏿🖕🏿🖕🏿 ### 1/5 — Update *2018-02-03, version 1.0* App was one of the better calculators, now worthless. Please update guys. ### 1/5 — Need update *2017-12-01, version 1.0* I really liked this app but it no longer works on new iOS. Can you please update it so it is compatible? ### 3/5 — App needs updating *2017-11-29, version 1.0* Can you please update this app so I can start using it again. ### 4/5 — App update for ios11 *2018-02-24, version 1.0* Can you update the App for ios11 ### 4/5 — Great App, But Please Update! *2018-02-02, version 1.0* Great App Up until Apple Crap updated “AGAIN”!! Since the update to iOS11 this App will No Longer Work. Hopefully the Developers will update; otherwise remove from App Store. Would have given it 5 Stars But now that it stopped working I’ll only give it 4. Please Castrol update this App. Thanks ### 4/5 — New Boatie *2014-02-13, version 1.0* Makes it so easy to not stuff up the oil mix & risk conking out on the water ## Most praised reviews (10 highest-rated) ### 5/5 — Please update *2018-10-05, version 1.0* Awesome app I used it all the time an till I updated my phone now it won’t work any more please update the app ### 5/5 — App review *2018-10-03, version 1.0* App worked really well until my phone updated itself can you please update this app so I can use it again? ### 5/5 — Need update *2018-09-26, version 1.0* Perfect app until phone update now it won’t work! Please update this app so I can use it again ### 5/5 — Still waiting for an update. *2018-07-05, version 1.0* Perfect app. Please update so we can actually use it again. ### 5/5 — Update please *2018-05-22, version 1.0* Please update as I use this all the time boating. Great app ### 5/5 — Update Please! *2017-12-22, version 1.0* Great handy app when it was working. Needs to be updated to work with iOS 11. ### 5/5 — Update this app dammit *2017-11-30, version 1.0* Update this app ### 5/5 — Awesome app *2017-11-20, version 1.0* Really hoping for an update supers tts all the way !!! ### 5/5 — Needs to be updated *2017-10-30, version 1.0* App worked really well until phone update its self. Can you please update this app? ### 5/5 — IOS11 *2017-10-17, version 1.0* Best aplication ever had! But please make it compatible with ios11!! In cant use it anymore😞 --- *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 2026-06-10.*