B vs Biifore
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
B
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2025 인터배터리 어워즈 수상 배터리 제조사 역량의 고도화된 분석 정보 2만대 이상 사용중인 전기차 필수앱 ● 한 번에 확인하는 실시간 상태 차량 상태, 배터리 잔량, 주행 가능 거리, 전비까지 한눈에 쏙쏙 충전 알림 기능으로 여유롭게 충전 타이밍을 잡으세요. ● 나의 주행 습관, 전비 관리로 더 스마트하게 최근 주행 정보, 주행 이력 분석으로 전비 변화까지 한눈에! 목적지까지 예상 요금까지, 똑똑한 주행 시뮬레이션으로 준비 완료. ● 충전 습관, 체크하고 개선하세요 나도 모르던 나의 충전 습관을 알려줘요 그래프로 한눈에 보이는 충전 패턴 파악 ● 월간 리포트로 차계부까지 관리 주행거리, 충전방식까지 꼼꼼히! 월별로 정리된 리포트를 받아 보세요 ● 더 확실한 배터리 관리를 원한다면? 배터리 인증서! 배터리 전문 제조사의 독보적 데이터 분석기술 신뢰성 높은 배터리 인증서로 상세 진단, 이력 정보, BMS까지 꼼꼼히 비교해보세요. 전기차 배터리 토탈 솔루션 B-Lifecare와 더 안전하고 편리한 주행을 경험하세요! ---------------------------- ※ 접근 권한 안내 [선택 접근 권한] - 사진 및 미디어: 1:1문의 및 데이터 수집장치 교환 신청 시 사진첨부를 위해 사용 - 위치: 현재 위치를 기반으로 지도정보 및 날씨 정보를 조회하기 위해 사용 * 선택 접근 권한은 동의하지 않아도 앱 사용이 가능합니다. * 선택 접근 권한 미동의시 일부 기능의 이용이 어려울 수 있습니다.
Biifore
Monitor your electric vehicle's battery health proactively. Get a quick and accurate assessment of battery deterioration without needing to visit a service center. Regular use ensures more precise diagnostics for a greener and safer tomorrow.
- Proactive EV battery care
- Fast, simple, accurate assessment
- No service center visit required
- Diagnoses within 1 minute after charging
- Monitors current and future battery states
- Uses patented HEI technology
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Biifore's very first version is available now! Greener Today, Safer Tomorrow! The battery, that can be analogized as the heart of an electric vehicle, also requires proper care for its health state. "Umm… it had a lot of lifetime left, but suddenly it seems to be decreasing. What’s going on?" "The charging capacity doesn't seem the same as before... Is something wrong?" "It still feels healthy, so why is its lifespan is indicated decreasing?" Even if you have doubts about your battery's condition, have you ever hesitated to ellaborate it due to the inconvenience and cost of a service center visit? Biifore, utilizing HEI's patented technology, provides a fast, simple, and accurate assessment of your EV battery deterioration, for both current and future states. You don’t need to visit a service center. Simply, just charge your EV as usual. You will receive a health diagnosis of your EV’s battery after charging. That’s it. No extra devices, processes, or energy consumption are needed. One thing to note. Use Biifore on a regular basis, for more accurate diagnostics! Required Permission: Location - Used to determine the user's current location in order to provide nearby charging station locations. Notifications - Required to provide calculation results after charging. Customer Support: Email: contact@thinkhei.com Phone: 070-4518-0541
Screenshots
Verdict
The clearest difference is update cadence: Biifore at every 3 weeks against B's every 6 weeks. B's advantage is iOS requirement (15.0 vs 18.6). On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
B ships an update every 6 weeks, Biifore every 3 weeks. Both last shipped on November 7, 2026.
| Parameter | B | Biifore |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 6 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 141 MB | 78 MB |
| Age rating | 4+ | 4+ |
| Developer | LG ENERGY SOLUTION, LTD. | HEI Corp. |
In-app purchases
B
No in-app purchases
Biifore
No in-app purchases








