Specialized Diagnostic

Flight Stick & HOTAS Tester

Test flight sticks, HOTAS throttles, rudder pedals, and 8-way POV hat switches online for free. Compatible with Thrustmaster, Logitech, VKB, and MSFS 2024.

Connect Thrustmaster Warthog, Logitech X56, or Turtle Beach flight stick...

No Flight Stick Detected

FLIGHT AXES (PITCH / ROLL / YAW)

Pitch (X-Axis): 0.00

Roll (Y-Axis): 0.00

Yaw (Twist Rudder): 0.00

Throttle Lever: 0%

HAT SWITCH (8-WAY POV)

CENTER (NEUTRAL)

Flight Simulator Multi-Axis Benchmarks

Verify full 3-axis flight control deflection and throttle linearity:

16-Bit Magnetic Hall (Calibrated)

Zero resting axis noise; smooth full-travel pitch/roll curves; crisp 8-way POV hat switch transitions.

Z-Axis Twist Jitter (Wear)

Rudder twist axis registers 2-5% jitter when stationary. Common in potentiometer-based twist rudders.

Axis Saturation Truncation (Fault)

Pitch or roll fails to reach 100% full deflection. Indicates broken gimbal spring or uncalibrated magnetic sensor.

How to Get Started

Just three steps to run a complete controller test and understand your controller's health status.

Connect Controller

Connect your controller to your computer via USB cable or Bluetooth. If the browser doesn't respond, press any button on the controller to activate the connection.

Button Detection

Press each button in the visual interface and confirm the corresponding area lights up on screen. This helps troubleshoot unresponsive or double-clicking buttons.

Sticks & Vibration

Rotate the sticks to check linearity and drift issues; click the vibration test button to feel if the left and right motor feedback is working properly.

What would you like to do next?

Select a diagnostic calibration suite, deadzone analyzer, or high-frequency overclock tool.

Fix

Repair & Calibration

Calibrate zero-point offsets or follow step-by-step repair guides.

WebHID Calibration

Optimize

Game Deadzones

Calculate exact radial vs axial deadzone overlays for Fortnite, Apex, & COD.

Deadzone Calculator

Telemetry

Overclock & Circularity

Verify browser-observed update timing Hz stability and statistical circularity grades.

Hz & Circularity Tools

Flight Simulation Hardware Architecture & Multi-Axis Calibration

High-fidelity flight simulators (including Microsoft Flight Simulator 2024, DCS World, IL-2 Sturmovik, and Star Citizen) require sub-millimeter precision across multiple primary and secondary flight control surfaces.

Primary Flight Axes: Pitch, Roll, and Yaw Mechanics

Pitch (Y-Axis) & Roll (X-Axis) Gimbals: Premium flight sticks (VKB Gladiator NXT EVO, Virpil MongoosT-50CM3, Thrustmaster Warthog) employ heavy-duty metal cam-and-bearing gimbals with contactless 3D Hall sensors (16-bit resolution), providing pure linear deflection without center sticking ("crosstalk").
Yaw (Z-Axis Twist Rudder): Budget flight sticks place a rotational potentiometer in the grip stem. Over time, cable flex and wrist torque introduce resting yaw noise, causing continuous uncommanded aircraft slip.
Split Throttle Quadrants: Dual throttles with afterburner and idle mechanical detents allow independent engine management. The live analog bars confirm that both engine levers track linearly without split variance.

8-Way POV Hat Switches & Microswitch Matrix

Flight sticks feature multi-directional hat switches for cockpit view panning, trim adjustments, and target designator management. Our matrix checks every microswitch contact to identify ghosting or missed presses.

Controller Hardware Glossary & Tips

Stick Drift & Deadzones

Stick drift occurs when analog sticks register input without being touched. This is typically caused by physical wear in traditional carbon-film potentiometers. A deadzone is a software-level threshold (e.g., 5-10%) applied to ignore these microscopic false inputs.

Hall Effect Sensors

Unlike traditional ALPS potentiometers, Hall Effect modules use magnetic fields to measure stick position. Because there is no physical contact or friction between the internal components, they are virtually immune to wear-induced stick drift, drastically extending the controller's lifespan.

Polling Rate (Hz) & Input Latency

Polling rate is how often your controller sends data to your device, measured in Hertz (Hz). A standard Bluetooth connection yields around 125Hz (8ms latency). Overclocking or using a wired USB connection can push this to 500Hz-1000Hz (1ms-2ms latency), critical for competitive gaming.

Circularity Error

When you rotate a joystick along its outer edge, a perfect module should trace a mathematically perfect circle. Circularity error measures the deviation from this perfect circle. High deviations (>15%) can result in uneven diagonal movement speeds in FPS games.

Frequently Asked Questions

Everything you need to know about testing your controller.

How do I test a Flight Stick or HOTAS throttle quadrant online?

Connect your Thrustmaster T.16000M, HOTAS Warthog, Logitech X52/X56, VKB Gladiator, or Virpil flight stick via USB. Move the flight stick through full Pitch (Y-axis) and Roll (X-axis) deflection, twist the Z-axis for Yaw rudder control, and actuate the throttle quadrant. Telemetry displays all axes and buttons in real time.

How many analog axes and buttons does this flight simulator tester support?

Our diagnostic engine leverages the W3C Gamepad API to monitor up to 10 independent analog axes (Pitch, Roll, Yaw, Dual Throttles, Toe Brakes, Rotary Dials) and up to 128 discrete button inputs simultaneously.

How do I test 8-way POV Hat Switches (Point of View)?

POV hat switches transmit either discrete directional button states or an analog directional angle. Push the top hat switch in all 8 cardinal and diagonal directions to verify view-panning registration.

Why does my flight stick throttle show jitter near 0% or 100%?

Throttle jitter is commonly caused by worn potentiometer wipers or unshielded USB power fluctuations. Inspect the live telemetry graph above to determine if software deadzones can filter the noise or if internal sensor cleaning is required.

Is this tester compatible with MSFS 2024, DCS World, and Star Citizen?

Yes! It directly verifies hardware-level signals from all flight sim devices recognized by Windows and macOS, ensuring your gear is perfectly calibrated before launching Microsoft Flight Simulator 2024, DCS World, Star Citizen, or Elite Dangerous.

How this test works & its limits

This test reads your controller through the browser's standard Gamepad API — no drivers, no installs, nothing leaves your device.
Readings depend on connection mode: Bluetooth reports at lower rates than USB. Compare like-for-like (wired vs wired).
We measure the input reaching the browser — display lag and game-engine queues are outside this test's view.
A clean reading now does not guarantee no drift in-game: deadzones differ per game, and wear develops over time. Use the Drift Timeline to track yours.
This is a diagnostic, not a hardware-lab certification. For repair or RMA decisions, confirm with a second run or second tool.

Read the full methodology

100% Client-Side

All Gamepad API data stays in your browser. Zero tracking or data collection.

Instant Results

No downloads, plugins, or software installation needed. Works instantly.

Free Forever

No paywalls, subscription requirements, or hidden usage limits.