Biifore vs EVcheck
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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 within just 1 minute 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
EVcheck
This app diagnoses electric vehicle battery health in real-time using OBD2 data. It monitors battery aging, stress, and cell anomalies, providing results via smartphone and device indicators. Additional features include pedal mode display and energy efficiency diagnostics.
- Real-time battery diagnostics
- Battery aging and stress monitoring
- Pedal mode display
- Energy efficiency diagnosis
- Cell anomaly detection
- Cloud-based data analysis
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EV이상 진단 솔루션 'EVcheck' OBD2를 통해 취득된 전기차 배터리 데이터가 SI(Smart Indicator)에서 전기차 유저의 스마트폰을 통해 배터와이 클라우드로 전송. 클라우드에서 취득된 배터리 데이터를 배터와이만의 독자적인 진단 기술을 바탕으로 배터리 노화도, 스트레스 및 셀별 이상 유무를 실시간 진단합니다. 진단 결과는 SI의 LED와 음성을 통해 안내되며, 상세 정보는 사용자의 스마트폰에서 확인할 수 있습니다. - 실시간 배터리 진단 - 배터리 노화도, 스트레스 등의 모니터링 - 페달 모드를 통한 브레이크, 엑셀페달 밟음 표시 - 전비 효율성 진단 - 기타 전기차를 위한 편의기능 제공 Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
Biifore and EVcheck are too close to call on the numbers: across 7 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on August 15, 2026 and September 10, 2026 respectively.
| Parameter | Biifore | EVcheck |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.6 | 18.0 — better |
| Further details — not scored | ||
| Size | 78 MB | 111 MB |
| Age rating | 4+ | 9+ |
| Developer | HEI Corp. | Betterwhy Co.Ltd |
Customer experience
Biifore
EVcheck
In-app purchases
Biifore
No in-app purchases
EVcheck
No in-app purchases





