# TempTag vs KKM UWB

The clearest difference is device support: TempTag at 3 against KKM UWB's 1. TempTag also leads on iOS requirement (13.0 vs 16.0). On price, update cadence, ads 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.

TempTag ships an update every 2 months, KKM UWB every 5 weeks. The most recent releases landed on October 7, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | TempTag | KKM UWB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/temptag/id6443588746/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 42 MB | 5 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TRIVEDI ADVANCED TECHNOLOGIES LLC](https://appshunter.io/developer/1457368535) | [KKM Co.,Ltd.](https://appshunter.io/developer/1009170317) |

## What reviewers say

### TempTag

[App page](https://appshunter.io/ios/app/temptag/id6443588746)

Connect to BLE-enabled data loggers to fetch temperature, humidity, and sensor data. Ideal for cold chain, healthcare, and pharmaceutical applications, it offers configuration, data download, and alarm notifications.

**Highlights:** Scan BLE data logger devices, Fetch temperature and humidity data, Configure data logger settings, Receive alarm notifications, Generate PDF and CSV reports, Cloud data integration

**Features:** macOS Compatibility

**In-app purchases:** none


### KKM UWB

[App page](https://appshunter.io/ios/app/kkm-uwb/id6475756984)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TempTag free?

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

### Is KKM UWB free?

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

### Do TempTag or KKM UWB have ads?

Neither TempTag nor KKM UWB shows ads.

### Which is updated more often, TempTag or KKM UWB?

TempTag ships an update every 2 months, and KKM UWB every 5 weeks. Most recently, TempTag was updated on October 7, 2026 and KKM UWB on October 5, 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.*