# Thermometer & Barometer vs iBarometer

The clearest difference is in-app purchases: iBarometer at none against Thermometer & Barometer's 2. Thermometer & Barometer's advantage is ads (none vs shown) and device support (3 vs 1). On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. Thermometer & Barometer sells 2 in-app purchases, starting at $2.99 per month. iBarometer asks for nothing beyond the download.

Thermometer & Barometer ships an update weekly, iBarometer every 9 days. The most recent releases landed on September 17, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Thermometer & Barometer | iBarometer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | — | Free with in-app purchases |
| Size | 38 MB | 7 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Emirhan Salihoglu](https://appshunter.io/developer/1878969903) | [景珂 陈](https://appshunter.io/developer/620312170) |

## What reviewers say

### Thermometer & Barometer

[App page](https://appshunter.io/ios/app/thermometer-and-barometer/id6780592840)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Lifetime | $4.99 | one-time |


### iBarometer

[App page](https://appshunter.io/ios/app/ibarometer-barometer/id6787407049)

This app transforms your iPhone into a professional barometer, providing real-time atmospheric pressure readings and trend analysis. It includes historical graphs, altitude display, and a fishing activity score. It functions offline and offers advanced fishing predictions with a Pro upgrade.

**Highlights:** Real-time atmospheric pressure, Trend indicator and rate of change, Altitude display, Historical pressure graphs, Fishing activity score, Offline functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is Thermometer & Barometer free?

Thermometer & Barometer is free to download, with in-app purchases available.

### Is iBarometer free?

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

### Do Thermometer & Barometer or iBarometer have ads?

iBarometer shows ads; Thermometer & Barometer does not.

### Which is updated more often, Thermometer & Barometer or iBarometer?

Thermometer & Barometer ships an update weekly, and iBarometer every 9 days. Most recently, Thermometer & Barometer was updated on September 17, 2026 and iBarometer on September 13, 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.*