Comparison

BYB Telemetry vs Trailmetry

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

Head to head
About

BYB Telemetry

Features
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BYB Telemetry turns what your suspension did on the trail into the next change to make. Connect to your BYB Telemetry acquisition unit, download the run and read it before your helmet is off. REVIEW AT THE TRACK • Run summary with the map beside it • Fork and shock travel against time, with the stretch of trail above it • Travel histograms: where the suspension spent its time • Map characteristics: colour the trail by GPS speed, impacts, compression or rebound, and see every jump and its length COMPARE BEFORE THE NEXT RUN • Lap and split times from gates you set on the map; the best lap is starred • Leaderboard: runs ranked by time, gap to the leader, average speed and sector times • Delta time: ahead or behind a reference run at every point of the trail SET UP THE BIKE • Auto tuning proposes the next change for sag, bottom-out, and high- and low-speed compression and rebound, fork and shock • Live SAG viewer (Telemetry V3 Pro): fork and shock sag in percent and millimetres as you settle on the bike • Garage: every bike with its geometry, leverage curve and setup sheet • Setup sheets tied to the runs recorded on them AT THE UNIT • Wireless connection: sensor's configuration, sampling rate and settings • Download and share runs HARDWARE Works with BYB Telemetry acquisition units. Telemetry V3 records 2 channels at 500 Hz; Telemetry V3 Pro records 5 channels at 1000 Hz and adds brake and wheel-speed sensors. The same runs open in the BYB Telemetry desktop software for Mac and Windows. No kit yet? Browser the three sample runs (mountain bike, motocross and road bike) and use the app to keep track of your settings!

About

Trailmetry

Features
Read full description

Record every ride and turn your mountain bike into a suspension and riding telemetry system. Using wireless sensors and the Trailmetry app, capture complete suspension data, terrain information, riding metrics, and get setup recommendations after every ride. Improve your suspension setup in 3 rides. Our engine analyses your fork and shock data after every session and tells you exactly what to change: pressure, rebound, compression, and why. WHAT YOU GET RIDE RECORDING · Attach two Bluetooth sensors to your fork and shock · Every compression, rebound, and impact captured automatically with GPS and weather data · Optional heart rate tracking compatible with any Bluetooth chest strap or smartwatch · Hit record and ride, Trailmetry does the rest METRICS AND CHARTS · LSC/LSR/HSC/HSR activity pourcentages. · Bottom-out detection with count, velocity, and trail location · Travel estimation showing how your suspension respond to the terrain · How hard your suspension is used in the most demanding sections of your ride · Impact detection and classification by severity · Suspension balance between fork and shock · Full session timeline to visualize suspension movement across your ride GPS AND MAPS · GPS trail mapping with suspension heatmap overlay · Impact severity mapped to exact trail coordinates · Identify the sections that stress your setup most RECOMMENDATIONS · After every session, our engine tells you what to change: pressure, rebound and compression, and why · Combine telemetry data with your riding feel: soft, harsh, or balanced · Progressive tuning recommendations after every session · AI coaching with a plain-language debrief and concrete next steps PROGRESSION AND HISTORY · Track your suspension setup and performance across every session to fine tune · Keep track of your results over the seasons · See exactly when a tuning change made a difference · Multiple rider profiles supported COMMUNITY AND TRAILS · Trail library with your best runs ranked per trail · Suspension leaderboards and best times per trail · Compare your setup with other riders on the same terrain · The first open rider-driven suspension telemetry database for mountain biking LOG YOUR FEEL · Rate how your suspension felt after each ride: soft, harsh, balanced · Combine your feedback with telemetry data for more accurate recommendations HARDWARE · Two WitMotion WT9011DCL-BT50 Bluetooth sensors · Available directly from the WitMotion store · Attach, pair, ride and measure · Compatible with any Bluetooth heart rate sensor VIDEO ANALYSIS · Connect your riding videos with your suspension telemetry to understand exactly what happens on the trail. · Instant time gap: Compare riding times and instantly see the time gap between runs, riders or different setups. · Telemetry synchronisation: Associate your videos with Trailmetry and BYB telemetry data to visualise suspension behaviour alongside the action. · Video and data comparison: Compare different runs, riding lines and suspension settings side by side. · Share and compare: Share your video analysis, telemetry data and riding performances with friends, teammates or the community. Understand every section: Review the video alongside suspension movements, impacts and performance data to identify where you gain or lose time. YOUR DATA · Stored locally on your device · Optional encrypted cloud backup · GDPR compliant, you own your data From beginners dialling in their first suspension to racers chasing every millisecond.

Screenshots

BYB Telemetry4 screens
Trailmetry4 screens

Verdict

The call

The clearest difference is in-app purchases: BYB Telemetry at none against Trailmetry's 4. Trailmetry's advantage is update cadence (every 3 days vs every 2 weeks). On price, ads, device support and iOS requirement 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. Trailmetry sells 4 in-app purchases, starting at $5.99 per month. BYB Telemetry asks for nothing beyond the download.

UpkeepUpdate frequency

BYB Telemetry ships an update every 2 weeks, Trailmetry every 3 days. Both last shipped on November 7, 2026.

Scorecard2 real differences · 4 level
BYB Telemetry versus Trailmetry: the parameters behind the verdict, then further details
ParameterBYB TelemetryTrailmetry
PriceFreeFree
Update frequencyEvery 2 weeksEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size50 MB96 MB
Age rating4+4+
DeveloperBYB TechFranck Guillaouic

In-app purchases

None

BYB Telemetry

No in-app purchases

4 purchases

Trailmetry

Subscriptions4
  • 'Core' Monthly Subscription$5.991 Month
  • Connect Monthly Subscription$9.991 Month
  • Video Analysis Connect Montly$19.991 Month
Show 1 more
  • Video Analysis Connect$179.991 Year

Questions

Is BYB Telemetry free?
BYB Telemetry is free to download, with no in-app purchases.
Is Trailmetry free?
Trailmetry is free to download, with in-app purchases available.
Do BYB Telemetry or Trailmetry have ads?
Neither BYB Telemetry nor Trailmetry shows ads.
Which is updated more often, BYB Telemetry or Trailmetry?
BYB Telemetry ships an update every 2 weeks, and Trailmetry every 3 days. Most recently, BYB Telemetry was updated on November 7, 2026 and Trailmetry on November 7, 2026.

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