# B vs EVcheck

The clearest difference is iOS requirement: B at 15.0 against EVcheck's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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, EVcheck every 3 weeks. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | B | EVcheck |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 141 MB | 112 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [LG ENERGY SOLUTION, LTD.](https://appshunter.io/developer/1583138049) | [Betterwhy Co.Ltd](https://appshunter.io/developer/1701533540) |

## What reviewers say

### B

[App page](https://appshunter.io/ios/app/b-lifecare/id1614167160)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### EVcheck

[App page](https://appshunter.io/ios/app/evcheck/id6458878510)

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.

**Highlights:** Real-time battery diagnostics, Battery aging and stress monitoring, Pedal mode display, Energy efficiency diagnosis, Cell anomaly detection, Cloud-based data analysis

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is B free?

B is free to download, with no in-app purchases.

### Is EVcheck free?

EVcheck is free to download, with no in-app purchases.

### Do B or EVcheck have ads?

Neither B nor EVcheck shows ads.

### Which is updated more often, B or EVcheck?

B ships an update every 6 weeks, and EVcheck every 3 weeks. Most recently, B was updated on October 7, 2026 and EVcheck on October 14, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*