Comparison

BACtrack vs Kalories

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

Head to head
About

BACtrack

Turn your iPhone into a breathalyzer with this app. It connects wirelessly to compatible devices to estimate your Blood Alcohol Content (BAC) and provides safety information. Track your drinking habits and understand how alcohol affects your body to make informed decisions.

Highlights
  • Estimate Blood Alcohol Content (BAC)
  • Connects wirelessly via Bluetooth
  • Displays BAC results on iPhone
  • Provides safety information on impairment
  • ZeroLine® estimates BAC return to 0.00%
  • Save BAC readings to track habits
  • Integrates with Apple Health
Features
Read full description

Transform your iPhone into a breathalyzer with BACtrack®! Enjoy a modern design, easier navigation, and a smoother overall experience with a lot more updates to come. Easily estimate your BAC (Blood Alcohol Content) with a BACtrack smartphone breathalyzer and this free companion app. Designed by BACtrack, the leading manufacturer of personal and professional breathalyzers, this app connects to your device wirelessly via Bluetooth®, and allows you to measure your alcohol level with the award-winning BACtrack Mobile, BACtrack C6, and BACtrack C8 smart breathalyzers. BACtrack makes it easy to understand how alcohol affects the body, empowering you to make smarter, more informed decisions. In this version of the BACtrack app: • Pairing is automatic once you turn on your BACtrack and open the app; results are communicated via Bluetooth® to display on your iPhone. • Quickly and easily estimate your BAC and read safety information about corresponding impairment levels. • ZeroLine® estimates when your BAC will return to 0.00%. • Saved BAC readings allow you to get a clear picture of your drinking habits. • Track your BAC data using Apple Health. The most trusted brand of breathalyzers on the market, BACtrack has been featured in Fast Company and CNET. Download now and test your BAC anywhere, anytime!

About

Kalories

Read full description

Looking up nutritional values and calculating down to the individual calorie takes time and effort. Kalories helps you roughly estimate calories instead. Just drag and release to add in steps of 50. Follow your 7 and 30 day average to stay motivated. Here are some foods that might be useful as reference points: A fruit: 100 calories An egg: 100 calories Milk 1dl / 0,45 cups: 100 calories Soup 1dl / 0,45 cups: 100 calories Pasta 100g / 3.5oz: 150 calories Rice 100g / 3.5oz: 150 calories Potato 100g / 3.5oz: 100 calories Broccoli & carrot 100g / 3.5oz: 50 calories Chocolate & candy 100g / 3.5oz: 550 calories Chips/crisps 100g / 3.5oz: 500 calories McDonalds Big Mac: 500 calories McDonalds cheeseburger: 300 calories McDonalds small fries: 250 calories (All calories in kcal) Happy estimating!

Screenshots

BACtrack4 screens
Kalories4 screens

Verdict

The call

The clearest difference is price: BACtrack at Free against Kalories's $1.99. BACtrack also leads on update cadence (fortnightly vs every 30 months). Kalories's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 17.6). On 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

BACtrack is free to download; Kalories costs $1.99 up front. BACtrack sells 1 in-app purchase, starting at $39.99 per year. Kalories asks for nothing beyond the download.

UpkeepUpdate frequency

BACtrack ships an update fortnightly, Kalories every 30 months. The most recent releases landed on October 15, 2026 and September 9, 2026 respectively.

Scorecard4 real differences · 6 level
BACtrack versus Kalories: the parameters behind the verdict, then further details
ParameterBACtrackKalories
PriceFree — better$1.99
Rating4.1 (1.4K ratings) — better—
Positive reviews26.9% of reviews—
Number of ratings1.4K — better—
Update frequencyFortnightly — betterEvery 30 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPod — better
Requires iOS17.613.0 — better
Further details — not scored
Size130 MB1 MB
Age rating17+4+
DeveloperKHN Solutions IncLars Svennbeck

Bugs and requests

BACtrack

Reported bugs

4 issues
  • App won't get past registration screen
  • Firmware update issues
  • Bluetooth connectivity problems
  • App crashes or freezes

Requested features

6 requests
  • Bring back Apple Watch app
  • More drink options
  • Countdown timer for blowing
  • Ability to add custom drinks
  • Battery level indicator
Show 1 more
  • Improved history tracking and data management

Kalories

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

BACtrack

Subscriptions1
  • BACtrack+1 Month trial$39.991 Year
None

Kalories

No in-app purchases

Questions

Is BACtrack free?
BACtrack is free to download, with in-app purchases available.
Is Kalories free?
Kalories costs $1.99, with no in-app purchases.
Do BACtrack or Kalories have ads?
Neither BACtrack nor Kalories shows ads.
Which is updated more often, BACtrack or Kalories?
BACtrack ships an update fortnightly, and Kalories every 30 months. Most recently, BACtrack was updated on October 15, 2026 and Kalories on September 9, 2026.

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