# HD Thermometer ⊎ vs SargView

The clearest difference is in-app purchases: SargView at none against HD Thermometer ⊎'s 5. SargView also leads on ads (none vs shown) and iOS requirement (13.4 vs 15.0). HD Thermometer ⊎'s advantage is update cadence (fortnightly vs every 15 months) and chart position (#69 vs unranked). On price and device support there is nothing between them.

Both are free to download. HD Thermometer ⊎ sells 5 in-app purchases, starting at $0.99 per month. SargView asks for nothing beyond the download.

HD Thermometer ⊎ ships an update fortnightly, SargView every 15 months. The most recent releases landed on October 15, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | HD Thermometer ⊎ | SargView |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (13K ratings)](https://appshunter.io/ios/app/hd-thermometer/id595482076/reviews)** | — |
| Number of ratings | **13K** | — |
| Positive reviews | 36.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 15 months |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#69** | — |
| Size | 48 MB | 30 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Christophe Pereira](https://appshunter.io/developer/1686588142) | [Cristele CHEVALIER](https://appshunter.io/developer/1694014377) |

## What reviewers say

### HD Thermometer ⊎

[App page](https://appshunter.io/ios/app/hd-thermometer/id595482076)

**Currently charting:** #69 Top Free · Weather (US App Store)

Displays the current temperature for your location using a weather service. Offers a clean, rustic interface and allows saving multiple locations. Not a true thermometer, it relies on external data for accuracy.

**Highlights:** Current location temperature display, Rustic style interface, Save multiple locations, Clean and easy to use, Auto-save feature

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Version, Monthly | $0.99 | per month |
| Premium Version, Yearly | $2.99 | per year |
| Premium features without ads | $1.99 | one-time |
| Premium features without ads | $2.99 | one-time |
| Premium features without ads | $5.99 | one-time |

**What reviewers like**

- ✅ Accurate
- 🚀 Simple and reliable
- 💻 Convenient for checking temperatures
- 🌍 Provides temperatures for multiple locations

**What reviewers complain about**

- 🚫 Does not measure indoor/room temperature
- 🤔 Relies on weather data rather than direct measurement
- 💰 Paid version required to remove ads
- 📍 Inaccurate location detection

**Reported bugs**

- Temperatures do not update when moving to a cooler/warmer location
- Paid version still shows ads

**Requested features**

- Add option to manually set location
- Implement direct temperature measurement for indoor use
- Allow rotation to landscape mode on tablets


### SargView

[App page](https://appshunter.io/ios/app/sargview/id6450603267)

This community app allows sea users to report and visualize sargassum raft observations. It collects raft type and geographic coordinates, contributing to citizen science and knowledge sharing between researchers and observers. Scientists can also use its tools for in-sea raft measurements.

**Highlights:** Report sargassum raft observations, Visualize observations on a map, Citizen science participation, Knowledge sharing platform, Tools for scientific measurement

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is HD Thermometer ⊎ free?

HD Thermometer ⊎ is free to download, with in-app purchases available.

### Is SargView free?

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

### Do HD Thermometer ⊎ or SargView have ads?

HD Thermometer ⊎ shows ads; SargView does not.

### Which is updated more often, HD Thermometer ⊎ or SargView?

HD Thermometer ⊎ ships an update fortnightly, and SargView every 15 months. Most recently, HD Thermometer ⊎ was updated on October 15, 2026 and SargView on October 9, 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.*