# BLE Controller vs FlowSea

The clearest difference is update cadence: BLE Controller at every 2 weeks against FlowSea's every 2 months. BLE Controller also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

BLE Controller ships an update every 2 weeks, FlowSea every 2 months. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | BLE Controller | FlowSea |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (26 ratings)](https://appshunter.io/ios/app/ble-controller-arduino-esp32/id6754522781/reviews)** | — |
| Number of ratings | **26** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 64 MB | 203 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [CircuitMagic Inc.](https://appshunter.io/developer/1848639668) | [GreenTech Living LLC](https://appshunter.io/developer/1895691858) |

## What reviewers say

### BLE Controller

[App page](https://appshunter.io/ios/app/ble-controller-arduino-esp32/id6754522781)

This app enables wireless control of microcontrollers like Arduino and ESP32 via Bluetooth Low Energy. It features a customizable remote interface, a serial console for real-time data monitoring, and device management tools for makers and hobbyists.

**Highlights:** Customizable button interface, Real-time serial console, Device scanning and management, Bi-directional communication, Offline functionality, Dark and light themes

**Features:** macOS Compatibility

**In-app purchases:** none


### FlowSea

[App page](https://appshunter.io/ios/app/flowsea/id6762103724)

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

**In-app purchases:** none


## Frequently asked questions

### Is BLE Controller free?

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

### Is FlowSea free?

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

### Do BLE Controller or FlowSea have ads?

Neither BLE Controller nor FlowSea shows ads.

### Which is updated more often, BLE Controller or FlowSea?

BLE Controller ships an update every 2 weeks, and FlowSea every 2 months. Most recently, BLE Controller was updated on October 24, 2026 and FlowSea on October 13, 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.*