Gyraline vs BP Scanner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gyraline
This app transforms your smartphone and a specialized toolkit into a professional-grade wheel alignment system. It enables fast, accurate 4-wheel alignments for enthusiasts and DIYers in their own garage, offering precise measurements for various alignment angles.
- Precision 4-wheel alignment
- Measure total toe (front & rear)
- Thrust line comparison
- Camber measurement and adjustment
- Caster sweep
- Ackermann visualization
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Precision 4-Wheel Alignment, Reimagined Gyraline is a revolutionary, patent-pending alignment system that turns your smartphone and our precision toolkit into a professional-grade wheel alignment machine. Perform the fastest, most accurate 4-wheel alignment you’ve ever done, right in your own garage. Measure Like a Pro • Total Toe (Front & Rear): Instantly measure total toe across both axles. • Thrust Line Comparison: Verify front toe alignment relative to the rear axle’s thrust line. • Body Centerline Alignment: Check toe against the vehicle’s geometric centerline. • Camber Mode: Measure and adjust camber with live digital precision. • Caster Mode: Sweep caster accurately, without expensive shop hardware. • Ackermann Mode: Visualize steering geometry like never before. Why Gyraline Gyraline brings professional alignment accuracy to enthusiasts, racers, and commuters without the need for bulky alignment racks. Fast setup, clear visuals, and uncompromising precision all powered by your phone.
BP Scanner
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BP Scanner is the free iPhone and iPad companion app for BuildersPro users. Use BP Scanner to capture room layouts with Apple RoomPlan, including walls, doors, and windows where supported. Scans are uploaded back to your signed-in BuildersPro account so they can be reviewed inside BuildersPro and used for advisory estimating workflows. BuildersPro subscriptions and job management are handled on builderspro.net. This app is a free capture companion and does not sell subscriptions or digital content.
Screenshots
Verdict
The clearest difference is update cadence: BP Scanner at daily against Gyraline's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Gyraline ships an update fortnightly, BP Scanner daily. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.
| Parameter | Gyraline | BP Scanner |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (104 ratings) — better | — |
| Positive reviews | 60.0% of reviews | — |
| Number of ratings | 104 — better | — |
| Update frequency | Fortnightly | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 63 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Mechly LLC | Hein Hoven |
Bugs and requests
Gyraline
Reported bugs
16 issues- Inconsistent measurements
- App crashes
- Sensor axis reversed (G2)
- Accuracy defaults revert to 0.10°
- Camber tool unreliable
Show 11 moreShow fewer
- Manual/videos do not match current app design
- Front toe readings inaccurate after update
- Body align function removed for G1
- Surface profile percentage not visible
- Buggy app renders G2 unusable
- Previous update was better, new update makes it impossible to get accurate results
- G1 owners don't get vehicle spec access
- Body alignment of front toe removed
- Front toe readings inaccurate
- App requires refresh with red screen when moving to front wheel
- Inconsistent readings even after adjustments
Requested features
7 requests- Add caster to features
- Live measurements via Bluetooth sensors
- Separate toe-only section for quicker adjustments
- Self-calibration setting
- Vehicle spec database for G1 owners
Show 2 moreShow fewer
- Update tutorials to match current app version
- Dark mode text display fix
BP Scanner
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Gyraline
No in-app purchases
BP Scanner
No in-app purchases
Questions
Is Gyraline free?
Is BP Scanner free?
Do Gyraline or BP Scanner have ads?
Which is updated more often, Gyraline or BP Scanner?
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