# IOT ON vs TSJD Smart

IOT ON and TSJD Smart are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 12, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | IOT ON | TSJD Smart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Size | 98 MB | 99 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LaundryWaves LLP](https://appshunter.io/developer/1198487652) | [SHREE TSJD AND SONS TRADERS](https://appshunter.io/developer/1769568894) |

## What reviewers say

### IOT ON

[App page](https://appshunter.io/ios/app/iot-on/id1574680664)

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

**In-app purchases:** none


### TSJD Smart

[App page](https://appshunter.io/ios/app/tsjd-smart/id6702013357)

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

**In-app purchases:** none


## Frequently asked questions

### Is IOT ON free?

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

### Is TSJD Smart free?

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

### Do IOT ON or TSJD Smart have ads?

Neither IOT ON nor TSJD Smart shows ads.

### Which is updated more often, IOT ON or TSJD Smart?

IOT ON ships an update every 3 months, and TSJD Smart every 3 months. Most recently, IOT ON was updated on October 12, 2026 and TSJD Smart on October 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.*