Comparison

DriveZero! vs Barley Driver

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

Head to head
About

DriveZero!

Track your vehicle's CO2 emissions in real-time and offset your carbon footprint through certified projects. Get insights to reduce your impact and join a community dedicated to fighting climate change.

Highlights
  • Real-time CO2 emission tracking
  • Weekly and monthly emission reports
  • Tips to reduce environmental impact
  • Purchase carbon offsets
  • Community building
Features
Read full description

Drive Zero was created to help individuals track their vehicle’s carbon emissions in real time and offset their footprint with meaningful, certified, high-quality projects. With concern about climate change at an all-time high, many people feel unsure of how to manage their own carbon footprint. While companies have the tools to monitor efficiency and progress toward climate goals, personal emissions data is often difficult to access and lacks actionable insights. Although many individuals express a willingness to pay to mitigate their environmental impact, traditional carbon offset methods can be inconvenient and unsatisfying. Our app provides real-time data on your CO2 emissions. After a quick download, account setup, and input of your vehicle information, our tracking system shows the emissions from each trip. It compiles this data into weekly and monthly totals, offering valuable insights to help reduce your vehicle mileage and connect you to its environmental impact. We are constantly improving and enhancing our detection formula to ensure even more accurate tracking over time. Our motto is: Drive Less, Offset the Rest. Offsetting your carbon footprint is simple with Drive Zero. You can purchase high-quality offsets tied directly to your driving activity with just a few clicks, making the process convenient and impactful. At Drive Zero, we’re passionate about empowering individuals to reduce CO2 emissions and fight climate change. Our vision is to build a connected community, working together to make a real difference. Features: Real-time tracking of your CO2 emissions based on vehicle usage Weekly and monthly, yearly emission reports to analyze your carbon footprint Tips and insights to help reduce your impact > Privacy Policy: https://driverzero.com/public/privacy-policy > Terms: https://driverzero.com/public/terms-conditions

About

Barley Driver

This app is designed for professional drivers to enhance their experience. It aims to meet and exceed the expectations of both new and experienced individuals in the taxi industry.

Highlights
  • Driver-focused experience
  • Caters to taxi industry needs
  • Designed for professional drivers
  • Exceeds expectations
Features
Read full description

Introducing Barley Driver, an innovative driver-focused application designed to elevate your experience as a professional driver. Whether you're a seasoned chauffeur or new to the taxi industry, our app is built to cater to your needs and go beyond your expectations. this is for driver app

Screenshots

DriveZero!4 screens
Barley Driver4 screens

Verdict

The call

The clearest difference is in-app purchases: Barley Driver at none against DriveZero!'s 2. Barley Driver also leads on iOS requirement (15.0 vs 17.6). DriveZero!'s advantage is update cadence (every 3 weeks vs every 6 weeks) and ratings volume (3 vs 1). On price, rating, 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. DriveZero! sells 2 in-app purchases, starting at $3.00 per month. Barley Driver asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for DriveZero! against 5.0 for Barley Driver. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

UpkeepUpdate frequency

DriveZero! ships an update every 3 weeks, Barley Driver every 6 weeks. The most recent releases landed on September 16, 2026 and September 15, 2026 respectively.

Scorecard5 real differences · 4 level
DriveZero! versus Barley Driver: the parameters behind the verdict, then further details
ParameterDriveZero!Barley Driver
PriceFreeFree
Rating5.0 (3 ratings)5.0 (1 ratings)
Number of ratings3 — better1
Update frequencyEvery 3 weeks — betterEvery 6 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPodiPhone, iPod
Requires iOS17.615.0 — better
Further details — not scored
Size93 MB85 MB
Age rating17+4+
DeveloperDrive Zero, LLCBarley group LLC

Customer experience

DriveZero!

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Barley Driver

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

DriveZero!

Subscriptions2
  • MonthlySubscrption14 Days trial$3.001 Month
  • YearlySubscription14 Days trial$30.001 Year
None

Barley Driver

No in-app purchases

Questions

Is DriveZero! free?
DriveZero! is free to download, with in-app purchases available.
Is Barley Driver free?
Barley Driver is free to download, with no in-app purchases.
Which has better reviews, DriveZero! or Barley Driver?
DriveZero! and Barley Driver are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.
Do DriveZero! or Barley Driver have ads?
Neither DriveZero! nor Barley Driver shows ads.
Which is updated more often, DriveZero! or Barley Driver?
DriveZero! ships an update every 3 weeks, and Barley Driver every 6 weeks. Most recently, DriveZero! was updated on September 16, 2026 and Barley Driver on September 15, 2026.

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