# Flagger — The ultimate racing companion

> The ultimate racing companion (iPhone/iPad app by Sheharyar Irfan.)

- Source: https://appshunter.io/ios/app/flagger/id6737427924 (this page in markdown: same URL + `.md`)
- Developer: [Sheharyar Irfan](https://appshunter.io/developer/974971911)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 17.0 · 21 MB
- Languages: English
- Released: 2024-11-14
- Data updated: 2026-05-14
- User reviews in markdown: https://appshunter.io/ios/app/flagger/id6737427924/reviews.md

## What is Flagger?

FLAGGER - REACTION TIME TRAINER
Master your racing starts and improve your reaction times with Flagger, the ultimate drag racing reaction trainer and performance analyzer. Whether you're a professional racer or just getting started, Flagger helps you perfect your launches and analyze your performance with precision.
KEY FEATURES:

REAL-TIME G-FORCE MEASUREMENT
Track your vehicle's acceleration with advanced motion sensing technology, giving you detailed insights into your launch performance.
MULTIPLAYER RACING
Challenge friends to head-to-head races or practice sessions. Create race rooms and share them easily with a unique code.
PROFESSIONAL GRADE ANALYSIS
Get detailed breakdowns of your:
Reaction times
Peak G-force
Launch consistency
Performance trends
CUSTOMIZABLE PRACTICE
Adjustable countdown timers
Choose between MPH or KM/H
Practice different tree configurations
RACE HISTORY
Keep track of your progress with detailed historical data of all your runs, helping you identify patterns and improvements.
SOCIAL FEATURES
Share your results
Compare performances
Challenge friends

Perfect for:

Drag racers
Motorsport enthusiasts
Racing teams
Driver training
Performance tracking

Download Flagger now and start improving your reaction times and launch performance!


## Version history (last 2 releases)

### 1.0.1 — 2025-01-27

Some users were getting kicked out for backgrounding too long. Increased the backgrounding grace period

### 1.0 — 2024-11-14

No release notes.

## Apps similar to Flagger

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [bootmod3](https://appshunter.io/ios/app/bootmod3/id1170348811) | 4.8 (1,122) | Free | Utilities |
| [MIDDELO Facade Measuring Tool](https://appshunter.io/ios/app/middelo-facade-measuring-tool/id1098740544) | 3.5 (13) | Free | Utilities |
| [Hondata Complete](https://appshunter.io/ios/app/hondata-complete/id1458419589) | 4.7 (3,414) | $12.99 | Utilities |
| [Mirror Cast: for Chromecast TV](https://appshunter.io/ios/app/mirror-cast-for-chromecast-tv/id1584760972) | 5.0 (1) | Free | Utilities |
| [dooplicator](https://appshunter.io/ios/app/dooplicator/id1585564247) | 4.8 (54) | Free | Utilities |
| [Hondata](https://appshunter.io/ios/app/hondata/id1360947687) | 4.7 (1,484) | $6.99 | Utilities |

## More apps by Sheharyar Irfan

- [E85 Calculator](https://appshunter.io/ios/app/e85-calculator/id1029273167)
- [Air Power](https://appshunter.io/ios/app/air-power/id6755638839)
- [DragCalc](https://appshunter.io/ios/app/dragcalc/id6758584657)

All apps by Sheharyar Irfan: https://appshunter.io/developer/974971911

## Related topics

[flagger](https://appshunter.io/ios/topics/flagger)

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-14.*