Comparison

BYB Chrono vs TRP CMD

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

Head to head
About

BYB Chrono

Features
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BYB Chrono lets you track and compare your times in the most efficient and easy way. It features a high-accuracy multi-constellation GPS with a 25Hz update rate. It's possible to run the system in three different configurations: • Only GPS • GPS + Speed sensor • GPS + External trigger • GPS + Speed sensor + External trigger

About

TRP CMD

Features
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TRP CMD App – Shifting Focus to Control The TRP CMD App is the companion tool for TRP’s electronically controlled systems, built to give riders complete control and customization of their riding experience. Connect wirelessly to your TRP CMD components, keep firmware up to date, and monitor system status in real time. From checking gear position and shift mode to adjusting derailleur trim and viewing battery levels — everything you need is in one place, right at your fingertips. Key Features for TRP VISTAR: - Seamless connection to all VISTAR components - Firmware updates for bar-end unit and rear-derailleur - Real-time display of shift mode, and battery status - Fine-adjustment for derailleur fine-tuning - Flexible button assignment for a customized riding experience - System check for ride-readiness Key Features for TRP E.A.S.I.: - Firmware updates - Built for riders who demand precision. Trusted by mechanics who value control. Shifting focus — with the TRP CMD App.

Screenshots

BYB Chrono4 screens
TRP CMD4 screens

Verdict

The call

The clearest difference is update cadence: BYB Chrono at monthly against TRP CMD's every 3 months. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

BYB Chrono ships an update monthly, TRP CMD every 3 months. The most recent releases landed on October 15, 2026 and September 22, 2026 respectively.

Scorecard1 real difference · 5 level
BYB Chrono versus TRP CMD: the parameters behind the verdict, then further details
ParameterBYB ChronoTRP CMD
PriceFreeFree
Update frequencyMonthly — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.1 — better15.6
Further details — not scored
Size49 MB48 MB
Age rating4+4+
DeveloperBYB TechTektro Europe GmbH

In-app purchases

None

BYB Chrono

No in-app purchases

None

TRP CMD

No in-app purchases

Questions

Is BYB Chrono free?
BYB Chrono is free to download, with no in-app purchases.
Is TRP CMD free?
TRP CMD is free to download, with no in-app purchases.
Do BYB Chrono or TRP CMD have ads?
Neither BYB Chrono nor TRP CMD shows ads.
Which is updated more often, BYB Chrono or TRP CMD?
BYB Chrono ships an update monthly, and TRP CMD every 3 months. Most recently, BYB Chrono was updated on October 15, 2026 and TRP CMD on September 22, 2026.

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