Comparison

Gyraline vs Profit Timer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Gyraline

This app transforms your smartphone and a precision toolkit into a professional-grade wheel alignment machine. It offers fast, accurate measurements for total toe, camber, caster, and more, right in your garage. Ideal for enthusiasts and DIYers seeking precise vehicle alignment.

Highlights
  • Precision 4-wheel alignment
  • Measure total toe (front & rear)
  • Thrust line comparison
  • Body centerline alignment
  • Camber, caster, and Ackermann modes
  • Live digital precision measurements
Features
Read full description

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.

About

Profit Timer

Read full description

Profit Timer is the ultimate tool for freelancers, contractors, and everyone working in data annotation or AI training. Stop guessing your earnings and start tracking your success in real-time. Whether you need to monitor your hourly rate, calculate tax reserves, or generate professional invoices for your clients, Profit Timer is designed to keep your workflow simple and your finances transparent. KEY FEATURES: • LIVE EARNINGS Watch your income grow second by second based on your customized hourly rate. Take breaks without losing your session data. • PROFESSIONAL PDF INVOICES Generate and export polished, ready-to-send invoices with a single tap. Group your work by month or year to keep clients and tax authorities happy. • SMART FINANCIAL INSIGHTS Get a clear overview of your total time, average hourly rate, and most importantly: your actual net profit after automatically calculated tax reserves. • AUTOMATIC CURRENCY CONVERSION Working in USD but living in the EUR zone? Profit Timer handles live exchange rates for you, showing exactly what you earn in your home currency. • PRIVACY FIRST (NO CLOUD) Your data belongs to you. All work sessions, rates, and personal details are stored 100% locally on your device. We do not track you, and we have no access to your earnings. Download Profit Timer today and take full control of your freelance business! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Gyraline4 screens
Profit Timer4 screens

Verdict

The call

The clearest difference is in-app purchases: Gyraline at none against Profit Timer's 3. Gyraline also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.0). Profit Timer's advantage is update cadence (every 3 days vs fortnightly). On price and ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Profit Timer sells 3 in-app purchases, starting at $1.99 per month. Gyraline asks for nothing beyond the download.

UpkeepUpdate frequency

Gyraline ships an update fortnightly, Profit Timer every 3 days. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 6 level
Gyraline versus Profit Timer: the parameters behind the verdict, then further details
ParameterGyralineProfit Timer
PriceFreeFree
Rating3.8 (104 ratings) — better—
Positive reviews60.0% of reviews—
Number of ratings104 — better—
Update frequencyFortnightlyEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better18.0
Further details — not scored
Size63 MB12 MB
Age rating4+4+
DeveloperMechly LLCBenjamin Fahrwald

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 more
  • 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 more
  • Update tutorials to match current app version
  • Dark mode text display fix

Profit Timer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Gyraline

No in-app purchases

3 purchases

Profit Timer

Subscriptions2
  • Profit Timer Pro$1.991 Month
  • Profit Timer Pro7 Days trial$14.991 Year
One-time1
  • Profit Timer Pro (Lifetime)$34.99

Questions

Is Gyraline free?
Gyraline is free to download, with no in-app purchases.
Is Profit Timer free?
Profit Timer is free to download, with in-app purchases available.
Do Gyraline or Profit Timer have ads?
Neither Gyraline nor Profit Timer shows ads.
Which is updated more often, Gyraline or Profit Timer?
Gyraline ships an update fortnightly, and Profit Timer every 3 days. Most recently, Gyraline was updated on November 7, 2026 and Profit Timer on October 31, 2026.

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