# iotGizmo vs SensorDeck

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

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

iotGizmo ships an update every 2 months, SensorDeck every 5 weeks. The most recent releases landed on October 10, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | iotGizmo | SensorDeck |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 46 MB | 7 MB |
| Requires iOS | **17.0** | 18.5 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 17+ | 17+ |
| Developer | [IOTGIZMO Corporation](https://appshunter.io/developer/1031292932) | [WEI-LUN HUANG](https://appshunter.io/developer/1540087284) |

## What reviewers say

### iotGizmo

[App page](https://appshunter.io/ios/app/iotgizmo/id1031292933)

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is iotGizmo free?

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

### Is SensorDeck free?

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

### Do iotGizmo or SensorDeck have ads?

SensorDeck shows ads; iotGizmo does not.

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

iotGizmo ships an update every 2 months, and SensorDeck every 5 weeks. Most recently, iotGizmo was updated on October 10, 2026 and SensorDeck on October 25, 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.*