# IoT Toolkit Universal vs Days Counter

The clearest difference is ads: IoT Toolkit Universal at none against Days Counter's shown. IoT Toolkit Universal also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.6). Days Counter's advantage is update cadence (weekly vs every 2 months). On price and in-app purchases there is nothing between them.

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

IoT Toolkit Universal ships an update every 2 months, Days Counter weekly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | IoT Toolkit Universal | Days Counter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Size | 36 MB | 6 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MuuLin](https://appshunter.io/developer/1413175780) | [YU-CHUN CHEN](https://appshunter.io/developer/1872582996) |

## What reviewers say

### IoT Toolkit Universal

[App page](https://appshunter.io/ios/app/iot-toolkit-universal/id1413176531)

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

**In-app purchases:** none


### Days Counter

[App page](https://appshunter.io/ios/app/days-counter-event-tracker/id6760195105)

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

**In-app purchases:** none


## Frequently asked questions

### Is IoT Toolkit Universal free?

IoT Toolkit Universal is free to download, with no in-app purchases.

### Is Days Counter free?

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

### Do IoT Toolkit Universal or Days Counter have ads?

Days Counter shows ads; IoT Toolkit Universal does not.

### Which is updated more often, IoT Toolkit Universal or Days Counter?

IoT Toolkit Universal ships an update every 2 months, and Days Counter weekly. Most recently, IoT Toolkit Universal was updated on October 25, 2026 and Days Counter on October 24, 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.*