# i vs Level pro

The clearest difference is price: i at Free against Level pro's $3.99. Level pro's advantage is update cadence (fortnightly vs every 19 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

i is free to download; Level pro costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

i ships an update every 19 months, Level pro fortnightly. Both last shipped on September 21, 2026.

## The numbers

| Metric | i | Level pro |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 34 MB | 25 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [i-tecc batteries GmbH](https://appshunter.io/developer/1699629525) | [DIETER AUGUST DR. ACKERMANN](https://appshunter.io/developer/1796660549) |

## What reviewers say

### i

[App page](https://appshunter.io/ios/app/i-tecc-plus-bms/id6453992900)

Monitor your i-tecc+ LiFePO4 batteries with detailed insights. Track state of charge, capacity, power usage, temperature, and charge cycles. Essential for managing battery health and performance.

**Highlights:** Monitor state of charge, Track battery capacity, View power consumption, Check battery temperature, Record charge cycles, LiFePO4 battery information

**Features:** macOS Compatibility

**In-app purchases:** none


### Level pro

[App page](https://appshunter.io/ios/app/level-pro/id6742112391)

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

**In-app purchases:** none


## Frequently asked questions

### Is i free?

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

### Is Level pro free?

Level pro costs $3.99, with no in-app purchases.

### Do i or Level pro have ads?

Neither i nor Level pro shows ads.

### Which is updated more often, i or Level pro?

i ships an update every 19 months, and Level pro fortnightly. Most recently, i was updated on September 21, 2026 and Level pro on September 21, 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.*