# MicroSense2 vs ONiO Button

The clearest difference is update cadence: ONiO Button at daily against MicroSense2's every 4 months. MicroSense2's advantage is iOS requirement (12.0 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.

MicroSense2 ships an update every 4 months, ONiO Button daily. The most recent releases landed on October 27, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | MicroSense2 | ONiO Button |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Daily** |
| Size | 28 MB | 45 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Innohome Oy](https://appshunter.io/developer/1321286973) | [MPIRE](https://appshunter.io/developer/1847013455) |

## What reviewers say

### MicroSense2

[App page](https://appshunter.io/ios/app/microsense2/id6474611474)

**Features:** macOS Compatibility

**In-app purchases:** none


### ONiO Button

[App page](https://appshunter.io/ios/app/onio-button/id6754604591)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MicroSense2 free?

MicroSense2 is free to download, with no in-app purchases.

### Is ONiO Button free?

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

### Do MicroSense2 or ONiO Button have ads?

Neither MicroSense2 nor ONiO Button shows ads.

### Which is updated more often, MicroSense2 or ONiO Button?

MicroSense2 ships an update every 4 months, and ONiO Button daily. Most recently, MicroSense2 was updated on October 27, 2026 and ONiO Button on November 9, 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.*