BACtrack vs 1byone ヘルスケア +
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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!
1byone ヘルスケア +
Monitor key health metrics like weight, body fat, and BMI with detailed graphs. Share your progress across platforms and sync data with Apple Health for a comprehensive view of your well-being.
- Track weight, body fat, muscle mass, BMI, and more
- View detailed measurement data and historical trends
- Sync data with Apple Health
- Share progress via Facebook, Twitter, email, and SMS
- Save data as TXT files
- Customize user profiles
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1byone ヘルスケアを通して、健康と完璧な体つきを維持できる。 本APPで、健康と体つきをモニタリングできる項目:体重、体脂肪率、体水分率、骨量、筋肉量、BMI(体格指数)、BMR(基礎代謝量)と内臓脂肪レベル。グラフ表示をもって、一目で自分の健康の変化が分かる。本Appを使用し、より健康的なライフスタイルを持つことができる。 大部分のデバイスに対応可能で、本Appは、大きな実用的価値がある。手を軽くタップすると、ユーザーの全てのデータは自動的にAPPに保存され、自分の測定データをFacebook、Twitter、電子メール、SMSなどのプラットフォームに共有できて、いつでも閲覧できる。 機能: 1.体重、体脂肪率、体水分率、骨量、筋肉量、BMI(体格指数)、BMR(基礎代謝量)と内臓脂肪レベルがチェックできる。 2.詳しい測定データが表示できる。 3.人体健康情報参考値が添付されている。 4.拡大して特定の年/月/週/日/時のデータがチェックできる。 5.ユーザー設定画面でお名前、身長、性别、年齢、レベル、目標体重(体重計)が入力できる。 6.Facebook、Twitter、電子メール、SMSなどのプラットフォームに共有できる。 7.データがTXTファイルとして保存できる。 8.プロフィール画像がカスタマイズできる。 9.iPhoneのヘルスケアに対応可能で、本Appは、データをヘルスケア(iOS8またはiOS8以降に対応可能で、同期するデータ:除脂肪体重、身長、体格指数、体脂肪率、体重、生年月日、性別)に同期できる。
Screenshots
Verdict
The clearest difference is rating: BACtrack at 4.1 against 1byone ヘルスケア +'s 1.0. BACtrack also leads on ratings volume (1.4K vs 6) and review sentiment (27% vs 17%). 1byone ヘルスケア +'s advantage is in-app purchases (none vs 1) and device support (3 vs 1). On price, 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
Both are free to download. BACtrack sells 1 in-app purchase, starting at $39.99 per year. 1byone ヘルスケア + asks for nothing beyond the download.
BACtrack holds the better App Store score, 4.1 against 1.0. That said, the two scores are not equally well evidenced: BACtrack has 1.4K ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 27% of BACtrack's written reviews are positive against 17% of 1byone ヘルスケア +'s.
BACtrack ships an update fortnightly, 1byone ヘルスケア + every 8 days. The most recent releases landed on October 4, 2026 and September 18, 2026 respectively.
| Parameter | BACtrack | 1byone ヘルスケア + |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (1.4K ratings) — better | 1.0 (6 ratings) |
| Positive reviews | 26.9% of reviews — better | 16.7% of reviews |
| Number of ratings | 1.4K — better | 6 |
| Update frequency | Fortnightly | Every 8 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 8.0 — better |
| Further details — not scored | ||
| Size | 130 MB | 34 MB |
| Age rating | 17+ | +12 |
| Developer | KHN Solutions Inc | Shenzhen Lefu Scale Co., Ltd. |
Customer experience
BACtrack
1byone ヘルスケア +
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
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- Improved history tracking and data management
1byone ヘルスケア +
Not enough reviews yet to summarise bugs or requests.
In-app purchases
BACtrack
- BACtrack+1 Month trial$39.991 Year
1byone ヘルスケア +
No in-app purchases









