4+ iOS apps curated and reviewed
Whether you're new to 4020 or looking for an upgrade, our curated collection of 4+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | Yes | Jun 2026 |
| 2 |  | Free | 3.0★ (2) | No | No | May 2026 |
| 3 |  | Free | 3.2★ (5) | No | No | May 2026 |
| 4 |  | Free | — | No | No | May 2026 |
Scan and connect to nearby Bluetooth Low Energy devices. Discover services and characteristics, then read, write, or enable notifications. View standard advertising data from BLE broadcasters.
This utility app allows users to scan and connect to specific Bluetooth Low Energy peripherals. It facilitates data transfer, performance testing, remote module configuration, and firmware upgrades over-the-air.