# Lithium Rhino vs NLN Flow Controller

The clearest difference is update cadence: NLN Flow Controller at every 5 weeks against Lithium Rhino's every 10 months. Lithium Rhino's advantage is iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Lithium Rhino ships an update every 10 months, NLN Flow Controller every 5 weeks. The most recent releases landed on September 12, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | Lithium Rhino | NLN Flow Controller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nln-flow-controller/id6648779339/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 40 MB | 2 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [LITHIUM REVOLUTION LLC](https://appshunter.io/developer/1737167081) | [Steven Cuthrell](https://appshunter.io/developer/1763796029) |

## What reviewers say

### Lithium Rhino

[App page](https://appshunter.io/ios/app/lithium-rhino/id6479737988)

Monitor battery status, collect, and process real-time operational data. View voltage, current, power, and internal resistance. Receive cell comparisons, temperature warnings, and fault reports for enhanced battery management and performance.

**Highlights:** Real-time voltage, current, power monitoring, Battery data logging with chart timeline, Cell comparison and voltage difference display, Cell balance visualization, Temperature and fault alarms, Intelligent BMS for golf carts

**Features:** macOS Compatibility

**In-app purchases:** none


### NLN Flow Controller

[App page](https://appshunter.io/ios/app/nln-flow-controller/id6648779339)

Control your LED strip lights with a wide range of colors and dynamic effects. Customize brightness, speed, and group multiple devices for synchronized or individual zone control. The app offers a smart, dark-mode interface for easy operation and reliable Bluetooth connectivity.

**Highlights:** Millions of color options, 50+ dynamic lighting effects, Adjustable brightness and speed, Group and zone control for multiple devices, Save favorite colors and effects, Intuitive dark-mode interface

**In-app purchases:** none


## Frequently asked questions

### Is Lithium Rhino free?

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

### Is NLN Flow Controller free?

NLN Flow Controller is free to download, with no in-app purchases.

### Do Lithium Rhino or NLN Flow Controller have ads?

Neither Lithium Rhino nor NLN Flow Controller shows ads.

### Which is updated more often, Lithium Rhino or NLN Flow Controller?

Lithium Rhino ships an update every 10 months, and NLN Flow Controller every 5 weeks. Most recently, Lithium Rhino was updated on September 12, 2026 and NLN Flow Controller on June 5, 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.*