# Bluetooth for Arduino vs Proof

The clearest difference is update cadence: Proof at daily against Bluetooth for Arduino's every 2 months. Bluetooth for Arduino's advantage is iOS requirement (18.5 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Bluetooth for Arduino sells 5 one-off in-app purchases and Proof sells 8 in-app purchases, starting at $14.99 per year. Whichever you choose, the download price is not the number that matters.

Bluetooth for Arduino ships an update every 2 months, Proof daily. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Bluetooth for Arduino | Proof |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (42 ratings)](https://appshunter.io/ios/app/bluetooth-for-arduino/id1505096526/reviews)** | — |
| Number of ratings | **42** | — |
| Positive reviews | 45.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 6 MB |
| Requires iOS | **18.5** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Giuseppe Migliore](https://appshunter.io/developer/1505096105) | [Alex Le bolc'h](https://appshunter.io/developer/6795992550) |

## What reviewers say

### Bluetooth for Arduino

[App page](https://appshunter.io/ios/app/bluetooth-for-arduino/id1505096526)

Transform your iPhone or iPad into a wireless remote control for your Arduino projects. Easily connect to your Bluetooth module and send custom commands via keyboard or pre-designed buttons.

**Highlights:** Bluetooth remote control, Arduino project control, Custom command sending, Keyboard input, Button interface, Connect to Bluetooth modules

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $0.99 | one-time |
| Custom | $3.99 | one-time |
| Gamepad | $3.99 | one-time |
| Terminal | $3.99 | one-time |
| Unlock everything | $11.99 | one-time |


### Proof

[App page](https://appshunter.io/ios/app/proof-rental-protector/id6816422795)

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Pass Proof | $14.99 | per year |
| 1 credit | $1.99 | one-time |
| Coffee | $1.99 | one-time |
| Croissant | $3.99 | one-time |
| 5 credits | $4.99 | one-time |
| Super Tip | $9.99 | one-time |
| Proof Pro Lifetime | $19.99 | one-time |
| VIP support | $19.99 | one-time |


## Frequently asked questions

### Is Bluetooth for Arduino free?

Bluetooth for Arduino is free to download, with in-app purchases available.

### Is Proof free?

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

### Do Bluetooth for Arduino or Proof have ads?

Neither Bluetooth for Arduino nor Proof shows ads.

### Which is updated more often, Bluetooth for Arduino or Proof?

Bluetooth for Arduino ships an update every 2 months, and Proof daily. Most recently, Bluetooth for Arduino was updated on November 7, 2026 and Proof on October 31, 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.*