# GT World powered by SRO vs Circuit Tools

The clearest difference is rating: Circuit Tools at 4.5 against GT World powered by SRO's 3.3. Circuit Tools also leads on monetization model (free vs free with in-app purchases) and iOS requirement (10.0 vs 17.0). GT World powered by SRO's advantage is review sentiment (33% vs 0%). On price, ratings volume, 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.

Circuit Tools holds the better App Store score, 4.5 against 3.3. Both are backed by a comparable volume of ratings — 21 and 31 respectively. Written reviews complicate that: 33% of GT World powered by SRO's written reviews are positive against 0% of Circuit Tools's, so the app with the better star average is not the one people write more warmly about.

GT World powered by SRO ships an update every 3 months, Circuit Tools every 5 months. The most recent releases landed on October 20, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | GT World powered by SRO | Circuit Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (21 ratings)](https://appshunter.io/ios/app/gt-world-powered-by-sro/id980280832/reviews) | **[4.5 (31 ratings)](https://appshunter.io/ios/app/circuit-tools/id1105839014/reviews)** |
| Number of ratings | 21 | **31** |
| Positive reviews | **33.3% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 33 MB | 204 MB |
| Requires iOS | 17.0 | **10.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SRO Motorsports Group](https://appshunter.io/developer/980280831) | [Racelogic](https://appshunter.io/developer/608904500) |

## What reviewers say

### GT World powered by SRO

[App page](https://appshunter.io/ios/app/gt-world-powered-by-sro/id980280832)

Stay updated with the latest news, events, and videos from the GT World. Watch live streams and access detailed live timing data for practice, qualifying, and race sessions. Follow your favorite teams and drivers with comprehensive information and personalized notifications.

**Highlights:** Live streaming of sessions, Live timing data, News updates, Event schedules and information, Team and driver profiles, Customizable notifications

**In-app purchases:** none


### Circuit Tools

[App page](https://appshunter.io/ios/app/circuit-tools/id1105839014)

This app helps racing drivers analyze lap times and improve performance. It works with VBOX video and data loggers, offering simplified analysis tools for drivers without engineering expertise. Data can also be loaded via Dropbox.

**Highlights:** Lap time analysis, Performance improvement tools, VBOX Video HD2 integration, Data logger analysis, Dropbox data loading, Simplified analysis interface

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

**In-app purchases:** none


## Frequently asked questions

### Is GT World powered by SRO free?

GT World powered by SRO is free to download, with no in-app purchases.

### Is Circuit Tools free?

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

### Which has better reviews, GT World powered by SRO or Circuit Tools?

Circuit Tools is rated higher. GT World powered by SRO averages 3.3 out of 5 from 21 ratings, while Circuit Tools averages 4.5 from 31 ratings.

### Do GT World powered by SRO or Circuit Tools have ads?

Neither GT World powered by SRO nor Circuit Tools shows ads.

### Which is updated more often, GT World powered by SRO or Circuit Tools?

GT World powered by SRO ships an update every 3 months, and Circuit Tools every 5 months. Most recently, GT World powered by SRO was updated on October 20, 2026 and Circuit Tools on October 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*