# Thermals vs onlinegdb

The clearest difference is rating: Thermals at 4.6 against onlinegdb's 3.8. Thermals also leads on review sentiment (83% vs 67%) and ratings volume (29 vs 5). onlinegdb's advantage is iOS requirement (15.6 vs 18.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Thermals holds the better App Store score, 4.6 against 3.8. That said, the two scores are not equally well evidenced: Thermals has 29 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 83% of Thermals's written reviews are positive against 67% of onlinegdb's.

## The numbers

| Metric | Thermals | onlinegdb |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (29 ratings)](https://appshunter.io/ios/app/thermals/id1567050762/reviews)** | [3.8 (5 ratings)](https://appshunter.io/ios/app/onlinegdb/id6760252247/reviews) |
| Number of ratings | **29** | 5 |
| Positive reviews | **83.3% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free | Free |
| Best chart rank | **#112** | #156 |
| Size | 3 MB | 24 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) | [AVIRAJ PATEL](https://appshunter.io/developer/1599337045) |

## What reviewers say

### Thermals

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

**Currently charting:** #112 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


### onlinegdb

[App page](https://appshunter.io/ios/app/onlinegdb/id6760252247)

**Currently charting:** #156 Top Free · Developer Tools (US App Store)

Write, compile, and run code on your mobile device with a professional IDE. Supports over 39 programming languages with syntax highlighting, real-time execution, and code management features.

**Highlights:** Support for 39+ programming languages, Professional code editor with syntax highlighting, Real-time code execution, Code snippet saving and organization, Light and dark themes, Optimized for phones and tablets

**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 onlinegdb free?

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

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

Thermals is rated higher. Thermals averages 4.6 out of 5 from 29 ratings, while onlinegdb averages 3.8 from 5 ratings.

### Do Thermals or onlinegdb have ads?

Neither Thermals nor onlinegdb shows ads.

### Which is more popular, Thermals or onlinegdb?

Thermals currently peaks at #112 in the App Store charts, and onlinegdb at #156. Chart position reflects recent download velocity rather than total install base.

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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.*