Comparison

Dilution Calculator vs CarExpense

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Dilution Calculator

This utility app simplifies the process of calculating dilution ratios for various applications. Users can input their desired ratio and bottle size to get instant, accurate results for the amounts of water and solution needed. It's ideal for tasks like car detailing, valeting, and paint mixing.

Highlights
  • Calculate dilution ratios
  • Enter ratio and bottle size
  • Instant accurate results
  • Supports litres and millilitres
  • Useful for car detailing
  • Useful for paint purposes
Features
Read full description

Dilution Calculator takes the guesswork out of mixing. Enter your dilution ratio and container size and get the exact water and solution amounts you need - instantly. Whether you're a professional car detailer, valeter, or painter, or just someone who wants precise results every time, Dilution Calculator is the quickest way to get the numbers right. Features • Instant results - calculate at a glance, wherever you are • Supports millilitres, litres, and fluid ounces • Simple UI mode for a clean, distraction-free experience • Optional result rounding for easy-to-measure values • Light and Dark Mode support • Remove ads with a one-time purchase Questions or feedback? Reach us at support@samuelblackburn.com or use the Feedback option on the Settings page.

About

CarExpense

Features
Read full description

CarExpense helps you clearly record and analyze the costs of your vehicles. Add your cars, record odometer readings, and keep track of expenses such as fuel, public and private charging, insurance, vehicle tax, servicing, car washes, and other costs. You can also record recurring expenses and vehicle-related income, such as sale proceeds or reimbursements. The app supports different powertrain types and shows key metrics for each vehicle, including total costs, cost per kilometer, consumption, and breakdowns by month, quarter, or year. Features: • Manage multiple vehicles • Record odometer readings • Track fuel costs • Record public and private charging sessions • Account for home solar power when charging privately using the feed-in tariff and self-sufficiency percentage • Manage fixed and recurring vehicle expenses • Record income and sale proceeds • Analyze costs, consumption, and mileage over time • Sync data between your devices through iCloud • Compare costs across your vehicles • No ads, no tracking, and no separate user account required One-time Premium purchase: • Manage vehicles together with others through iCloud • Import and export CSV files for each vehicle

Screenshots

Dilution Calculator4 screens
CarExpense4 screens

Verdict

The call

The clearest difference is ads: CarExpense at none against Dilution Calculator's shown. CarExpense also leads on update cadence (every 9 days vs every 6 weeks). Dilution Calculator's advantage is iOS requirement (15.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Dilution Calculator sells 2 one-off in-app purchases and CarExpense sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Dilution Calculator ships an update every 6 weeks, CarExpense every 9 days. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 7 level
Dilution Calculator versus CarExpense: the parameters behind the verdict, then further details
ParameterDilution CalculatorCarExpense
PriceFreeFree
Rating4.7 (160 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings160 — better—
Update frequencyEvery 6 weeksEvery 9 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better26.0
Further details — not scored
Size10 MB8 MB
Age rating4+4+
DeveloperSamuel BlackburnJakob Christen

In-app purchases

2 purchases

Dilution Calculator

One-time2
  • Buy me a coffee$1.99
  • Remove Ads$3.99
1 purchases

CarExpense

One-time1
  • CarExpense Premium$2.99

Questions

Is Dilution Calculator free?
Dilution Calculator is free to download, with in-app purchases available.
Is CarExpense free?
CarExpense is free to download, with in-app purchases available.
Do Dilution Calculator or CarExpense have ads?
Dilution Calculator shows ads; CarExpense does not.
Which is updated more often, Dilution Calculator or CarExpense?
Dilution Calculator ships an update every 6 weeks, and CarExpense every 9 days. Most recently, Dilution Calculator was updated on November 7, 2026 and CarExpense on November 5, 2026.

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