# Thermals vs BBCBasic

The clearest difference is chart position: Thermals at #127 against BBCBasic's unranked. Thermals also leads on review sentiment (83% vs 75%) and ratings volume (28 vs 8). BBCBasic's advantage is iOS requirement (12.0 vs 18.6). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.5 for Thermals against 4.4 for BBCBasic. Both are backed by a comparable volume of ratings — 28 and 8 respectively. Written reviews are what separate them: 83% of Thermals's written reviews are positive against 75% of BBCBasic's.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 22, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | Thermals | BBCBasic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (28 ratings)](https://appshunter.io/ios/app/thermals/id1567050762/reviews)** | [4.4 (8 ratings)](https://appshunter.io/ios/app/bbcbasic/id6444498023/reviews) |
| Number of ratings | **28** | 8 |
| Positive reviews | **83.3% of reviews** | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | Free |
| Best chart rank | **#127** | — |
| Size | 3 MB | 55 MB |
| Requires iOS | 18.6 | **12.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [George Garside](https://appshunter.io/developer/815604170) | [Richard Russell](https://appshunter.io/developer/1651141744) |

## What reviewers say

### Thermals

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

**Currently charting:** #127 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


### BBCBasic

[App page](https://appshunter.io/ios/app/bbcbasic/id6444498023)

This app implements the classic BBC BASIC programming language with modern enhancements. It supports advanced graphics, physics, multimedia, and networking, while maintaining compatibility with the original BBC Microcomputer.

**Highlights:** 2D and 3D graphics, Shader programming, 2D physics engine, Stereo music and sound effects, Video playback, Networking support, Accelerometer support

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Thermals free?

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

### Is BBCBasic free?

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

### Which has better reviews, Thermals or BBCBasic?

Thermals is rated higher. Thermals averages 4.5 out of 5 from 28 ratings, while BBCBasic averages 4.4 from 8 ratings.

### Do Thermals or BBCBasic have ads?

Neither Thermals nor BBCBasic shows ads.

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

Thermals ships an update every 3 months, and BBCBasic every 3 months. Most recently, Thermals was updated on September 22, 2026 and BBCBasic on September 6, 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.*