Comparison

Car Diary (Vehicle) vs Auto Expense.

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

Head to head
About

Car Diary (Vehicle)

Track your vehicle's history and expenses with this app. Record mileage, fueling, maintenance, and other costs in a diary-like format. Create multiple entries per day to keep a comprehensive log of your car's upkeep.

Highlights
  • Vehicle history tracking
  • Expense logging
  • Mileage recording
  • Fueling records
  • Maintenance entries
  • Diary-style notes
Features
Read full description

Want to manage efficiently the vehicle history? You can also record the notes you write like a diary. You can create multiple entries on the day. Only one of the mileage, fueling, maintenance, other maintenance, you can create. Please save the maintenance cost into the car.

About

Auto Expense.

Track your vehicle's fuel economy, energy consumption, and all associated expenses. Log fuel fill-ups, services, repairs, and other fees with detailed reporting and customizable units. Keep your car's financial history organized and accessible.

Highlights
  • Track fuel/energy logs
  • Log services, repairs, and other fees
  • Calculate fuel economy and cost per mile
  • Generate comprehensive cost reports
  • Set service reminders
  • Track unlimited vehicles separately
  • Data import/export and backup options
Features
Read full description

This is a simply but comprehensive app to track your car's fuel economy / electric car's energy consumption and other fees. Use this app to track fuel logs / energy logs, including odometer, fuel / energy charge, price, cost, date, receipt etc, repair logs, service logs and other fees like insurance, parking, vehicle cleaning etc. This app will calculate the fuel economy / energy consumption, like miles per gallon, cost per mile, cost per day etc; the fuel economy / energy consumption unit can be set as yours. Also it provides very comprehensive reports for the costs by category, period, service type, repair type, fees type and the tendency. Key Features: Fuels / Energies: ⁃ Track fuels filling up / energies charging logs with date, cost, price, cubage / capacity, odometer, distance compared with last filling up / charging, tank status / battery percentage, receipt and other note info. ⁃ Calculates fuel economy / energy consumption automatically. ⁃ Custom units for odometer, cubage / capacity and fuel economy / energy consumption. ⁃ Group logs by month. ⁃ Check fuel / energy charges by month. ⁃ Add, edit, and delete logs conveniently. Services: ⁃ Track services logs with date, cost, receipt and service type etc. ⁃ Check logs by month, cost or type. ⁃ Add, edit, and delete logs conveniently. ⁃ Custom service types and their service interval by odometer and time. ⁃ Set reminders for each service by date or odometer interval. Repairs: ⁃ Track repair logs with date, cost, receipt and repair type etc. ⁃ Check logs by month, cost or type. ⁃ Add, edit, and delete logs conveniently. ⁃ Custom repair types. Others: ⁃ Calendar overview of expenses. ⁃ Track fees like insurance, parking, washing, tolls, and taxes etc. ⁃ Track unlimited vehicles separately. ⁃ Eight reports for vehicles’ cost. ⁃ Check total fees by each category. ⁃ Imports data into this app from Dropbox or iTunes. ⁃ Export data in format of PDF, CSV or HTML by email. ⁃ Passcode protection. ⁃ Custom units and currency. ⁃ iCloud and Dropbox backup and restore. ⁃ Supports Apple Watch version. ⁃ Supports universal version. If you have any question, please email to yqapps@tom.com.

Screenshots

Car Diary (Vehicle)4 screens
Auto Expense.4 screens

Verdict

The call

The clearest difference is review sentiment: Auto Expense. at 65% against Car Diary (Vehicle)'s 18%. Auto Expense. also leads on ratings volume (46 vs 3). Car Diary (Vehicle)'s advantage is rating (5.0 vs 4.1) and in-app purchases (none vs 9). On price, ads 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. Auto Expense. sells 9 in-app purchases, starting at $0.99 per month. Car Diary (Vehicle) asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Car Diary (Vehicle) holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Auto Expense. has 46 ratings behind it against 3, so its average is the more settled of the two. Written reviews complicate that: 18% of Car Diary (Vehicle)'s written reviews are positive against 65% of Auto Expense.'s, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Car Diary (Vehicle) ships an update every 6 weeks, Auto Expense. every 9 months. The most recent releases landed on October 26, 2026 and October 22, 2026 respectively.

Scorecard7 real differences · 3 level
Car Diary (Vehicle) versus Auto Expense.: the parameters behind the verdict, then further details
ParameterCar Diary (Vehicle)Auto Expense.
PriceFreeFree
Rating5.0 (3 ratings) — better4.1 (46 ratings)
Positive reviews18.2% of reviews64.8% of reviews — better
Number of ratings346 — better
Update frequencyEvery 6 weeks — betterEvery 9 months
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Apple Watch — better
Requires iOS13.0 — better15.6
Further details — not scored
Size5 MB25 MB
Age rating4+4+
DeveloperEONSOFTZhengzhou Yeqiang Technology Co., Ltd

Customer experience

Car Diary (Vehicle)

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews11 reviews
Positive18.2%
Neutral27.3%
Negative54.5%

Auto Expense.

All ratings44 ratings
Positive70.5%
Neutral15.9%
Negative13.6%
Written reviews176 reviews
Positive64.8%
Neutral11.4%
Negative23.9%

Bugs and requests

Car Diary (Vehicle)

Not enough reviews yet to summarise bugs or requests.

Auto Expense.

Reported bugs

4 issues
  • Inability to add fuel expenses above a certain limit
  • App crashes after recent updates
  • Persistent ads even after paid subscription
  • Incorrect currency conversion and calculations

Requested features

5 requests
  • Support for alternative fuel types (e.g. CNG, LPG)
  • Automatic sync across devices
  • Customizable expense categories
  • Improved reporting and analytics
  • Ability to set maintenance reminders

In-app purchases

None

Car Diary (Vehicle)

No in-app purchases

9 purchases

Auto Expense.

Subscriptions5
  • Premium - 1 month7 Days trial$0.991 Month
  • Premium - 1 year3 Months trial$4.991 Year
  • Premium - 6 months1 Month trial$5.496 Months
Show 2 more
  • Premium - 1 year3 Months trial$6.991 Year
  • Premium - 1 year3 Months trial$9.991 Year
One-time4
  • Unlimited Cars$27.99
  • Unlimited Records$45.99
  • Export Data$45.99
Show 1 more
  • Remove Ads$59.99

Questions

Is Car Diary (Vehicle) free?
Car Diary (Vehicle) is free to download, with no in-app purchases.
Is Auto Expense. free?
Auto Expense. is free to download, with in-app purchases available.
Which has better reviews, Car Diary (Vehicle) or Auto Expense.?
Car Diary (Vehicle) is rated higher. Car Diary (Vehicle) averages 5.0 out of 5 from 3 ratings, while Auto Expense. averages 4.1 from 46 ratings.
Do Car Diary (Vehicle) or Auto Expense. have ads?
Both Car Diary (Vehicle) and Auto Expense. show ads.
Which is updated more often, Car Diary (Vehicle) or Auto Expense.?
Car Diary (Vehicle) ships an update every 6 weeks, and Auto Expense. every 9 months. Most recently, Car Diary (Vehicle) was updated on October 26, 2026 and Auto Expense. on October 22, 2026.

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