# Thermals vs SmarterInstall

The clearest difference is chart position: Thermals at #130 against SmarterInstall's unranked. SmarterInstall's advantage is iOS requirement (15.6 vs 18.6). 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.

Thermals ships an update every 3 months, SmarterInstall every 2 months. The most recent releases landed on October 19, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Thermals | SmarterInstall |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (28 ratings)](https://appshunter.io/ios/app/thermals/id1567050762/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Best chart rank | **#130** | — |
| Size | 3 MB | 44 MB |
| Requires iOS | 18.6 | **15.6** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [George Garside](https://appshunter.io/developer/815604170) | [Visionist Limited](https://appshunter.io/developer/1484391644) |

## What reviewers say

### Thermals

[App page](https://appshunter.io/ios/app/thermals/id1567050762)

**Currently charting:** #130 Top Free · Developer Tools (US App Store)

Monitor your device's thermal state and processor activity to diagnose performance issues. Understand why your phone might be running slowly, charging slowly, or have reduced brightness due to overheating. Export data for further analysis with other development tools.

**Highlights:** Displays device thermal state, Shows active processor count, Monitors device uptime, Troubleshoots performance issues, Helps diagnose slow charging, Identifies brightness limitations, Exports raw data for analysis

**Features:** Apple Watch app

**In-app purchases:** none


### SmarterInstall

[App page](https://appshunter.io/ios/app/smarterinstall/id1602221321)

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

**In-app purchases:** none


## Frequently asked questions

### Is Thermals free?

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

### Is SmarterInstall free?

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

### Do Thermals or SmarterInstall have ads?

Neither Thermals nor SmarterInstall shows ads.

### Which is updated more often, Thermals or SmarterInstall?

Thermals ships an update every 3 months, and SmarterInstall every 2 months. Most recently, Thermals was updated on October 19, 2026 and SmarterInstall on October 8, 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.*