234+ iOS apps curated and reviewed
The best diyables bluetooth stem apps on iPhone average 4.2★ across 234+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | — | Yes | No | May 2026 | |
| 2 |  | Free | 5.0★ (1) | No | No | Aug 2026 | |
| 3 |  | Free | 4.5★ (455) | No | No | Sep 2026 | |
| 4 |  | Free | 4.4★ (27K) | No | Yes | Sep 2026 | |
| 5 |  | Free | 1.9★ (2K) | No | No | Sep 2026 | |
| 6 |  | $1.99 | 4.6★ (3.7K) | No | Yes | Sep 2026 | |
| 7 |  | Free | 4.7★ (37K) | No | Yes | Sep 2026 | |
| 8 |  | Free | 4.4★ (1.1K) | No | Yes | Sep 2026 |
This app allows developers and hobbyists to test and control Bluetooth devices, particularly those using Bluetooth Low Energy (BLE). It offers modes for BLE communication with various devices and for interacting with Bluetooth-enabled gamepads and controllers.
This app is a versatile tool for scanning, exploring, and communicating with Bluetooth Low Energy devices. It also enables your device to act as a peripheral and supports firmware updates for compatible devices.
