# Paradigma vs Arduino BT Controller

The clearest difference is in-app purchases: Paradigma at none against Arduino BT Controller's 1. Paradigma also leads on ads (none vs shown) and iOS requirement (14.0 vs 18.2). On price, update cadence and device support there is nothing between them.

Both are free to download. Arduino BT Controller sells 1 one-off in-app purchase. Paradigma asks for nothing beyond the download.

Paradigma ships an update every 9 days, Arduino BT Controller every 8 days. The most recent releases landed on September 15, 2026 and June 28, 2026 respectively.

## The numbers

| Metric | Paradigma | Arduino BT Controller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.0 (1 ratings)](https://appshunter.io/ios/app/arduino-bt-controller/id6744121460/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | **Every 8 days** |
| Monetization | — | Free with in-app purchases |
| Size | 11 MB | 7 MB |
| Requires iOS | **14.0** | 18.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Vladislav Kondrashin](https://appshunter.io/developer/1747899665) | [Boyle Sim](https://appshunter.io/developer/1806031422) |

## What reviewers say

### Paradigma

[App page](https://appshunter.io/ios/app/paradigma/id6503053235)

**Features:** macOS Compatibility

**In-app purchases:** none


### Arduino BT Controller

[App page](https://appshunter.io/ios/app/arduino-bt-controller/id6744121460)

Control Arduino-based RC cars using Bluetooth 4.0. Customize button actions for real-time driving control. No login is needed for immediate use.

**Highlights:** Drive forward, backward, left, and right, Customizable button actions, Real-time Bluetooth communication, No login required

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is Paradigma free?

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

### Is Arduino BT Controller free?

Arduino BT Controller is free to download, with in-app purchases available.

### Do Paradigma or Arduino BT Controller have ads?

Arduino BT Controller shows ads; Paradigma does not.

### Which is updated more often, Paradigma or Arduino BT Controller?

Paradigma ships an update every 9 days, and Arduino BT Controller every 8 days. Most recently, Paradigma was updated on September 15, 2026 and Arduino BT Controller on June 28, 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.*