# Bluetooth Digital Keypad vs Bluetooth Serial Connect

The clearest difference is rating: Bluetooth Digital Keypad at 4.5 against Bluetooth Serial Connect's 3.7. Bluetooth Digital Keypad also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.2). Bluetooth Serial Connect's advantage is ratings volume (7 vs 2). On price, review sentiment, update cadence and in-app purchases there is nothing between them.

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

Bluetooth Digital Keypad holds the better App Store score, 4.5 against 3.7. Both are backed by a comparable volume of ratings — 2 and 7 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Bluetooth Digital Keypad ships an update every 5 months, Bluetooth Serial Connect every 10 months. The most recent releases landed on June 4, 2026 and July 21, 2026 respectively.

## The numbers

| Metric | Bluetooth Digital Keypad | Bluetooth Serial Connect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/bluetooth-digital-keypad/id1501984264/reviews)** | [3.7 (7 ratings)](https://appshunter.io/ios/app/bluetooth-serial-connect/id6449396821/reviews) |
| Number of ratings | 2 | **7** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 5 months** | Every 10 months |
| Monetization | Free | Free |
| Size | 1 MB | 24 MB |
| Requires iOS | **13.0** | 16.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ari Wasch](https://appshunter.io/developer/1493740007) | [Henry Abrahamsen](https://appshunter.io/developer/1544660671) |

## What reviewers say

### Bluetooth Digital Keypad

[App page](https://appshunter.io/ios/app/bluetooth-digital-keypad/id1501984264)

Control electronic projects like Arduinos remotely via Bluetooth. This app acts as a digital keypad, sending commands and text strings to HM-10 Bluetooth modules. It's ideal for interfacing your phone with custom hardware.

**Highlights:** Bluetooth communication with electronic projects, Send data to HM-10 modules, Replace physical keypads, Control Arduino projects from phone, Send text strings via Console

**Features:** macOS Compatibility

**In-app purchases:** none


### Bluetooth Serial Connect

[App page](https://appshunter.io/ios/app/bluetooth-serial-connect/id6449396821)

Control your Arduino projects with your phone. Design custom interfaces with buttons, joysticks, and displays to send and receive data via Bluetooth low-energy modules. An integrated library simplifies the connection process.

**Highlights:** Customizable control boards, Button and joystick inputs, Display integration, Bluetooth low-energy module support, Arduino library for easy integration

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

**In-app purchases:** none


## Frequently asked questions

### Is Bluetooth Digital Keypad free?

Bluetooth Digital Keypad is free to download, with no in-app purchases.

### Is Bluetooth Serial Connect free?

Bluetooth Serial Connect is free to download, with no in-app purchases.

### Which has better reviews, Bluetooth Digital Keypad or Bluetooth Serial Connect?

Bluetooth Digital Keypad is rated higher. Bluetooth Digital Keypad averages 4.5 out of 5 from 2 ratings, while Bluetooth Serial Connect averages 3.7 from 7 ratings.

### Do Bluetooth Digital Keypad or Bluetooth Serial Connect have ads?

Bluetooth Serial Connect shows ads; Bluetooth Digital Keypad does not.

### Which is updated more often, Bluetooth Digital Keypad or Bluetooth Serial Connect?

Bluetooth Digital Keypad ships an update every 5 months, and Bluetooth Serial Connect every 10 months. Most recently, Bluetooth Digital Keypad was updated on June 4, 2026 and Bluetooth Serial Connect on July 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*