# SensorDeck vs Sentio

The clearest difference is in-app purchases: Sentio at none against SensorDeck's 1. Sentio also leads on ads (none vs shown) and update cadence (every 3 days vs every 5 weeks). SensorDeck's advantage is device support (3 vs 1). On price and iOS requirement there is nothing between them.

Both are free to download. SensorDeck sells 1 one-off in-app purchase. Sentio asks for nothing beyond the download.

SensorDeck ships an update every 5 weeks, Sentio every 3 days. The most recent releases landed on October 6, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | SensorDeck | Sentio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Size | 7 MB | 16 MB |
| Requires iOS | 18.5 | **17.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [WEI-LUN HUANG](https://appshunter.io/developer/1540087284) | [Polina Bloshchitcyn](https://appshunter.io/developer/1886891092) |

## What reviewers say

### SensorDeck

[App page](https://appshunter.io/ios/app/sensordeck/id6752535432)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version Upgrade | $4.99 | one-time |


### Sentio

[App page](https://appshunter.io/ios/app/sentio-sensor-toolkit/id6807171231)

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

**In-app purchases:** none


## Frequently asked questions

### Is SensorDeck free?

SensorDeck is free to download, with in-app purchases available.

### Is Sentio free?

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

### Do SensorDeck or Sentio have ads?

SensorDeck shows ads; Sentio does not.

### Which is updated more often, SensorDeck or Sentio?

SensorDeck ships an update every 5 weeks, and Sentio every 3 days. Most recently, SensorDeck was updated on October 6, 2026 and Sentio on October 4, 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.*