# Track Attack! Lap timer & maps vs Porsche GT Circle App

The clearest difference is rating: Track Attack! Lap timer & maps at 4.9 against Porsche GT Circle App's 2.0. Track Attack! Lap timer & maps also leads on ratings volume (149 vs 4) and update cadence (fortnightly vs every 2 months). Porsche GT Circle App's advantage is in-app purchases (none vs 2). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Track Attack! Lap timer & maps sells 2 in-app purchases, starting at $12.99 per month. Porsche GT Circle App asks for nothing beyond the download.

Track Attack! Lap timer & maps holds the better App Store score, 4.9 against 2.0. That said, the two scores are not equally well evidenced: Track Attack! Lap timer & maps has 149 ratings behind it against 4, so its average is the more settled of the two. Written reviews complicate that: 98% of Track Attack! Lap timer & maps's written reviews are positive against 100% of Porsche GT Circle App's, so the app with the better star average is not the one people write more warmly about.

Track Attack! Lap timer & maps ships an update fortnightly, Porsche GT Circle App every 2 months. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Track Attack! Lap timer & maps | Porsche GT Circle App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (149 ratings)](https://appshunter.io/ios/app/track-attack-lap-timer-and-maps/id1557802135/reviews)** | [2.0 (4 ratings)](https://appshunter.io/ios/app/porsche-gt-circle-app/id6740701282/reviews) |
| Number of ratings | **149** | 4 |
| Positive reviews | 98.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 35 MB | 100 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Velocity Labs LLC](https://appshunter.io/developer/1557802137) | [Porsche Cars North America, Inc.](https://appshunter.io/developer/883657267) |

## What reviewers say

### Track Attack! Lap timer & maps

[App page](https://appshunter.io/ios/app/track-attack-lap-timer-and-maps/id1557802135)

Record your drives with video and GPS data. Plan routes with unlimited waypoints and navigate with live weather. For track use, it offers accurate lap timing and performance analysis. Supports dual-camera recording and customizable data overlays.

**Highlights:** Lap timer with delta bars, Route planning with unlimited waypoints, Dual-camera picture-in-picture video recording, Customizable video overlays, OBD, GPS, and heart rate sensor support, Shareable routes and data

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Track Attack Pro (1 month) | $12.99 | per month |
| Track Attack Pro (1 year) | $59.99 | per year |

**What reviewers like**

- 👍 Extremely user-friendly interface and easy setup
- 🎥 High-quality video recording with customizable overlays
- 📊 Comprehensive telemetry data and lap timing accuracy
- 🔗 Seamless OBD2 device connectivity via Bluetooth
- 💰 Free base version with optional paid features

**What reviewers complain about**

- 💳 Subscription required for full functionality
- 📱 Landscape-only mode limits accessibility
- 🎨 Limited customization for visual elements (logo, dial styles)
- 🔌 Occasional Bluetooth connectivity issues with some OBD devices
- 📺 Logo placement takes up significant screen space

**Reported bugs**

- OBDlink MX+ device not appearing in OBD device list
- Bluetooth connectivity issues with certain OBD readers
- CarPlay interference with latest iPhone updates

**Requested features**

- External video import capability
- Simulated braking data from G-force sensors
- Lap splits functionality
- Leaderboard feature for shared routes with friends
- Portrait/vertical mode support


### Porsche GT Circle App

[App page](https://appshunter.io/ios/app/porsche-gt-circle-app/id6740701282)

Connect with a global community of Porsche GT enthusiasts. Discover exclusive events, share your passion for racing vehicles, and get expert advice. Access unique content and stories from the world of Porsche.

**Highlights:** Overview of Porsche GT events, Network with global community, Share GT cars and experiences, Ask experts technical questions, Exclusive Porsche stories and tutorials

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

**In-app purchases:** none


## Frequently asked questions

### Is Track Attack! Lap timer & maps free?

Track Attack! Lap timer & maps is free to download, with in-app purchases available.

### Is Porsche GT Circle App free?

Porsche GT Circle App is free to download, with no in-app purchases.

### Which has better reviews, Track Attack! Lap timer & maps or Porsche GT Circle App?

Track Attack! Lap timer & maps is rated higher. Track Attack! Lap timer & maps averages 4.9 out of 5 from 149 ratings, while Porsche GT Circle App averages 2.0 from 4 ratings.

### Do Track Attack! Lap timer & maps or Porsche GT Circle App have ads?

Neither Track Attack! Lap timer & maps nor Porsche GT Circle App shows ads.

### Which is updated more often, Track Attack! Lap timer & maps or Porsche GT Circle App?

Track Attack! Lap timer & maps ships an update fortnightly, and Porsche GT Circle App every 2 months. Most recently, Track Attack! Lap timer & maps was updated on November 7, 2026 and Porsche GT Circle App on November 5, 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.*