# Hotspot Earth vs Wet Bulb Temperature Tracker

The clearest difference is in-app purchases: Wet Bulb Temperature Tracker at none against Hotspot Earth's 2. Wet Bulb Temperature Tracker also leads on iOS requirement (18.0 vs 26.2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Hotspot Earth sells 2 in-app purchases, starting at $1.99 per month. Wet Bulb Temperature Tracker asks for nothing beyond the download.

Hotspot Earth ships an update weekly, Wet Bulb Temperature Tracker every 4 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Hotspot Earth | Wet Bulb Temperature Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/wet-bulb-temperature-tracker/id6783316363/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 38 MB | 17 MB |
| Requires iOS | 26.2 | **18.0** |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [James Grote](https://appshunter.io/developer/338517204) | [Sameer Rajadnya](https://appshunter.io/developer/1749220190) |

## What reviewers say

### Hotspot Earth

[App page](https://appshunter.io/ios/app/hotspot-earth-realtime-data/id6767672080)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $1.99 | per month |
| Lifetime Access | $19.99 | one-time |


### Wet Bulb Temperature Tracker

[App page](https://appshunter.io/ios/app/wet-bulb-temperature-tracker/id6783316363)

This app tracks humid-heat conditions using Wet Bulb Globe Temperature (WBGT) to help you plan outdoor activities safely. It provides alerts, hourly timelines, and guidance based on risk levels.

**Highlights:** Wet Bulb Globe Temperature (WBGT) calculation, Humid-heat risk alerts, Hourly temperature timeline, Activity guidance by risk level, Manual calculation tool, Global city search

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

**In-app purchases:** none


## Frequently asked questions

### Is Hotspot Earth free?

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

### Is Wet Bulb Temperature Tracker free?

Wet Bulb Temperature Tracker is free to download, with no in-app purchases.

### Do Hotspot Earth or Wet Bulb Temperature Tracker have ads?

Neither Hotspot Earth nor Wet Bulb Temperature Tracker shows ads.

### Which is updated more often, Hotspot Earth or Wet Bulb Temperature Tracker?

Hotspot Earth ships an update weekly, and Wet Bulb Temperature Tracker every 4 days. Most recently, Hotspot Earth was updated on October 25, 2026 and Wet Bulb Temperature Tracker 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.*