# LIONTRON Multi vs Simple AVR

The clearest difference is in-app purchases: LIONTRON Multi at none against Simple AVR's 1. LIONTRON Multi also leads on iOS requirement (11.0 vs 17.0). Simple AVR's advantage is update cadence (daily vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Simple AVR sells 1 one-off in-app purchase. LIONTRON Multi asks for nothing beyond the download.

LIONTRON Multi ships an update every 3 weeks, Simple AVR daily. The most recent releases landed on November 3, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | LIONTRON Multi | Simple AVR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/liontron-multi/id1572648073/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 26.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Free | — |
| Size | 4 MB | 4 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Liontron GmbH & Co. KG](https://appshunter.io/developer/1572648075) | [Raymond Delsol](https://appshunter.io/developer/6809913209) |

## What reviewers say

### LIONTRON Multi

[App page](https://appshunter.io/ios/app/liontron-multi/id1572648073)

Monitor up to seven LIONTRON LiFePO4 batteries in real-time via Bluetooth. View voltage, current, power, capacity, and charging cycles. Receive alerts for temperature, cell imbalance, and charging errors.

**Highlights:** Real-time battery monitoring, Bluetooth connectivity, Voltage, current, and power display, Capacity and charging cycle tracking, Error message alerts, Charging/discharging status

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple AVR

[App page](https://appshunter.io/ios/app/simple-avr/id6809913207)

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Simple AVR Premium | $4.99 | one-time |


## Frequently asked questions

### Is LIONTRON Multi free?

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

### Is Simple AVR free?

Simple AVR is free to download, with in-app purchases available.

### Do LIONTRON Multi or Simple AVR have ads?

Neither LIONTRON Multi nor Simple AVR shows ads.

### Which is updated more often, LIONTRON Multi or Simple AVR?

LIONTRON Multi ships an update every 3 weeks, and Simple AVR daily. Most recently, LIONTRON Multi was updated on November 3, 2026 and Simple AVR on November 10, 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.*