Tips and advice
for every cyclist.

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WattLog features

30 Metres Left Where I Turned Back — a Second Attempt at St. Anne's Mountain and Climb View

A climb split into stages: how far to the top, where it's steep, where to recover. How Climb view came to WattLog.pro and what the ride data showed.

WattLog features

Is my endurance improving? Efficiency factor, cardiac drift and cadence

EF, cardiac drift, heart rate trends and cadence efficiency on the Progress page — how to read them, and why my EF rose 29% in one season.

WattLog features

How to read the Progress page in WattLog.pro — a guide to all 18 cards

A map of the Progress page: which cards to start with, what each of the 18 shows, why a card can be empty and where to read more. Based on a real season.

WattLog features

Where do I lose watts, and when do I ride? Power by grade and training habits

Power by grade and the “When you ride” card in WattLog.pro: 63% of FTP on the flat, 98% uphill — and what that says about pacing.

WattLog features

What kind of rider am I? Power curve, critical power and rider profile

Power curve, critical power, rider profile, records and W/kg on the Performance tab — on my 2026 season. Why the app called me a sprinter.

WattLog features

Building fitness or wearing myself out? Reading my season in the Form tab

I built 18 charts and didn't understand them myself. My 2026 season on the PMC, TSB, ACWR and recovery alerts — how to read the Form tab in WattLog.pro.

WattLog features

Am I training in the right proportions? Zones, energy systems and polarisation

Time in zones, energy systems and intensity distribution in WattLog.pro on my season: 1 polarised week out of 24, the rest a pyramid.

WattLog features

From 1.27 GB to 35 MB — how I slimmed down the WattLog.pro database

An hour of riding took 1.4 MB in the WattLog.pro database. With compressed per-ride streams the same database weighs 35 MB, without losing a single sample.

WattLog features

1.3 km Short of the Summit — How a Failed Ride Built WattLog.pro's Power Guide

144 km, 400 TSS and a turnaround below St. Anne's Mountain. What the data said about pacing the climbs, and how Power Guide was born.

WattLog features

Fuel by Effort, Not by Clock — How Smart Fueling Works in WattLog.pro

A 'eat every 45 minutes' timer can't tell threshold from recovery. How WattLog.pro turns kilojoules, intensity and route profile into carb guidance.

WattLog features

Analytics Apps Like WattLog.pro — When Zwift Alone Isn't Enough

Zwift is great for the ride itself, but weak for tracking your form over time. Signs you need a dedicated analytics app alongside it.