# Thermo vs AIM Weather

The clearest difference is price: AIM Weather at Free against Thermo's $3.99. AIM Weather also leads on iOS requirement (12.0 vs 17.0). Thermo's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

AIM Weather is free to download; Thermo costs $3.99 up front. AIM Weather sells 1 in-app purchase, starting at $3.99 per year. Thermo asks for nothing beyond the download.

Thermo holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: Thermo has 1.9K ratings behind it against 154, so its average is the more settled of the two. Written reviews point the same way: 77% of Thermo's written reviews are positive against 43% of AIM Weather's.

Thermo ships an update every 6 days, AIM Weather every 15 months. The most recent releases landed on October 30, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Thermo | AIM Weather |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.7 (1.9K ratings)](https://appshunter.io/ios/app/thermo-hygrometer/id495546638/reviews)** | [4.4 (154 ratings)](https://appshunter.io/ios/app/aim-weather/id533658587/reviews) |
| Number of ratings | **1.9K** | 154 |
| Positive reviews | **77.3% of reviews** | 42.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Every 15 months |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | **#86** | — |
| Size | 33 MB | 129 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad, Apple Watch | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [MORETHAN APPS](https://appshunter.io/developer/473001840) | [Mende App Inc.](https://appshunter.io/developer/423474216) |

## What reviewers say

### Thermo

[App page](https://appshunter.io/ios/app/thermo-hygrometer/id495546638)

**Currently charting:** #86 Top Paid · Weather (US App Store)

This app provides a clear overview of outdoor temperature, humidity, and pressure with an emotionally designed, analog-inspired interface. It visualizes daily air conditions intuitively, including feels-like temperature and a discomfort index, based on your current location.

**Highlights:** Temperature, humidity, and pressure display, Discomfort Index calculation, Mini trend graph, Accurate barometer, Analog-inspired design, Widget support

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Simple and quick
- 👍 Accurate and reliable
- 🔍 Useful weather information
- 💡 Helpful for medical conditions
- 🔍 Great for tracking weather changes

**What reviewers complain about**

- 🐛 Crashes or won't update
- 🔍 Inaccurate temperature/humidity readings
- 💡 Lacks trending indicators for barometer
- 💡 Needs more location options

**Reported bugs**

- Crashes on launch
- Doesn't update properly
- Incorrect location data

**Requested features**

- Add barometer trend indicators
- Include 'feels like' temperature
- Add widget support
- Allow manual location selection
- Expand temperature range for hot climates


### AIM Weather

[App page](https://appshunter.io/ios/app/aim-weather/id533658587)

Get accurate, detailed local weather forecasts with spoken rain alerts and interactive radar maps. This app provides hourly and 7-day forecasts, satellite imagery, and marine information for the United States.

**Highlights:** Spoken rain alert notifications, Powerful radar view, Home screen weather widget, Hourly and 7-day forecasts, Interactive weather maps, Marine and moon phase information

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription to Remove Ads | $3.99 | per year |

**What reviewers like**

- 📊 Impressive displays and graphs
- 👍 Easy to learn and use
- ✅ Accurate weather information
- 🗺️ Excellent map feature
- 💡 Detailed weather information

**What reviewers complain about**

- 💥 Frequent crashes
- ❌ App won't stay open
- 📍 Incorrect location data
- 🗑️ Cannot delete default locations
- 📉 Poor quality graphics/animation

**Reported bugs**

- Consistent crashes on iPad with latest update
- App crashes every time on opening
- App won't stay open, closes immediately
- Default favorite locations reappear after deletion
- App crashes and won't open after initial use

**Requested features**

- Allow users to set favorite locations
- Fix the issue with preloaded favorites reappearing
- Improve location accuracy
- Allow deletion of default locations
- Fix West Virginia weather glitch


## Frequently asked questions

### Is Thermo free?

Thermo costs $3.99, with no in-app purchases.

### Is AIM Weather free?

AIM Weather is free to download, with in-app purchases available.

### Which has better reviews, Thermo or AIM Weather?

Thermo is rated higher. Thermo averages 4.7 out of 5 from 1.9K ratings, while AIM Weather averages 4.4 from 154 ratings.

### Do Thermo or AIM Weather have ads?

AIM Weather shows ads; Thermo does not.

### Which is updated more often, Thermo or AIM Weather?

Thermo ships an update every 6 days, and AIM Weather every 15 months. Most recently, Thermo was updated on October 30, 2026 and AIM Weather on October 23, 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.*