Comparison

GAN vs Car Keeper

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

Head to head
About

GAN

Control your car's engine performance via Bluetooth using this app. Select from various operating modes like Eco or Sport, and utilize a "Warm-up" function for cold weather. A demo mode is available to explore features before purchasing the device.

Highlights
  • Bluetooth device management
  • Multiple operating modes (Eco, Sport)
  • Engine warm-up function
  • Demo mode for evaluation
  • Customizable car spirit
Features
Read full description

You can manage GÄN device through Bluetooth of your Smartphone with GÄN App. Some operating modes are available. You can choose from fuel saving Eco mode to the most powerful Sport mode. "Warm-up" function allows you to take care of the engine in cold seasons. Demo mode allows you to evaluate the App without purchasing the GÄN device. You can change the spirit of your car with GÄN App and GÄN devices. Believe, your car is able to surprise you!!!!

About

Car Keeper

Manage vehicle maintenance, track expenses, and receive service reminders with this smart digital logbook. It helps you plan upcoming services, record all work done, and even analyze fuel quality from photos.

Highlights
  • Digital service book
  • Maintenance reminders
  • Expense tracking
  • Fuel quality analysis
  • Support for multiple vehicles
  • Automatic vehicle data import
Read full description

Car Keeper – это умный автожурнал, электронная сервисная книжка и напоминания о ТО в одном приложении. Он помогает вести учёт техобслуживания авто, мото и любой другой техники, планировать регламентные работы, контролировать расходы и хранить историю выполнения работ. Также приложение умеет выполнять анализ качества топлива по фото паспорта на АЗС! Ключевые возможности: - Автоматическое добавление автомобиля Добавьте ТС по номеру или VIN – Car Keeper сам подтянет основные данные. - Умный учёт техобслуживания Планируйте ТО, замену масла, фильтров, расходников и других работ. Получайте своевременные напоминания о предстоящем сервисе. - Анализ качества топлива Сделайте фото паспорта топлива на АЗС и искусственный интеллект проанализирует его качество. - История работ и расходов Фиксируйте все выполненные работы, стоимость обслуживания и детали визитов в сервис - всё сохраняется автоматически в Журнал ТО. - Разовые и нерегулярные работы Добавляйте любые индивидуальные задачи по обслуживанию машины, мотоцикла, катера или другой техники. - Любое количество ТС Комфортно управляйте любым количеством транспортных средств - авто, мото и любая другая техника - Современный и удобный дизайн Полностью обновлённый интерфейс, улучшенный UX/UI и повышенная скорость работы. Car Keeper - лучший способ следить за техническим состоянием вашей техники и не пропускать важные работы по обслуживанию.

Screenshots

GAN4 screens
Car Keeper4 screens

Verdict

The call

The clearest difference is rating: Car Keeper at 5.0 against GAN's 2.5. Car Keeper also leads on review sentiment (64% vs 44%). GAN's advantage is iOS requirement (10.0 vs 17.0). On price, ratings volume, update cadence and ads 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Car Keeper holds the better App Store score, 5.0 against 2.5. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews point the same way: 44% of GAN's written reviews are positive against 64% of Car Keeper's.

UpkeepUpdate frequency

GAN ships an update every 5 weeks, Car Keeper monthly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
GAN versus Car Keeper: the parameters behind the verdict, then further details
ParameterGANCar Keeper
PriceFreeFree
Rating2.5 (4 ratings)5.0 (2 ratings) — better
Positive reviews44.1% of reviews63.9% of reviews — better
Number of ratings4 — better2
Update frequencyEvery 5 weeksMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPod — betteriPhone
Requires iOS10.0 — better17.0
Further details — not scored
Size48 MB19 MB
Age rating4+9+
DeveloperGAN Tuning Buro GmbHSemyon Motin

Customer experience

GAN

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews34 reviews
Positive44.1%
Neutral17.6%
Negative38.2%

Car Keeper

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews36 reviews
Positive63.9%
Neutral5.6%
Negative30.6%

In-app purchases

None

GAN

No in-app purchases

None

Car Keeper

No in-app purchases

Questions

Is GAN free?
GAN is free to download, with no in-app purchases.
Is Car Keeper free?
Car Keeper is free to download, with no in-app purchases.
Which has better reviews, GAN or Car Keeper?
Car Keeper is rated higher. GAN averages 2.5 out of 5 from 4 ratings, while Car Keeper averages 5.0 from 2 ratings.
Do GAN or Car Keeper have ads?
Neither GAN nor Car Keeper shows ads.
Which is updated more often, GAN or Car Keeper?
GAN ships an update every 5 weeks, and Car Keeper monthly. Most recently, GAN was updated on November 2, 2026 and Car Keeper on November 3, 2026.

Other comparisons