# Play BLUno vs BluSi

The clearest difference is update cadence: BluSi at every 3 weeks against Play BLUno's every 2 months. Play BLUno's advantage is iOS requirement (7.0 vs 15.1). 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.

Play BLUno ships an update every 2 months, BluSi every 3 weeks. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Play BLUno | BluSi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/play-bluno/id737793451/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 3 MB | 98 MB |
| Requires iOS | **7.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Zhiwei Robotics Co Ltd](https://appshunter.io/developer/643548685) | [BluSi](https://appshunter.io/developer/1888593271) |

## What reviewers say

### Play BLUno

[App page](https://appshunter.io/ios/app/play-bluno/id737793451)

This app facilitates demonstrations and tests with a Bluno controller board using Bluetooth Low Energy. It allows users to easily control and interact with various functions of Arduino-based BLE hardware directly from their phone, offering a new way to learn and play with electronics.

**Highlights:** BLE communication with Bluno controller, Control electronic devices, Display real-time sensor data, Open Source Hardware based, DIY and prototyping tool, Educational for electronics

**Features:** macOS Compatibility

**In-app purchases:** none


### BluSi

[App page](https://appshunter.io/ios/app/blusi/id6761279138)

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Play BLUno free?

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

### Is BluSi free?

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

### Do Play BLUno or BluSi have ads?

Neither Play BLUno nor BluSi shows ads.

### Which is updated more often, Play BLUno or BluSi?

Play BLUno ships an update every 2 months, and BluSi every 3 weeks. Most recently, Play BLUno was updated on October 5, 2026 and BluSi on October 7, 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.*