justzone2
GEORGE GAIMES WHICHELOE
Getting the latest details from the App Store…
GEORGE GAIMES WHICHELOE
Getting the latest details from the App Store…
Most indoor cycling apps hold your power. JustZone2 holds your heart rate. Set your zone, start pedalling, and the app takes over. It reads your heart rate every second and continuously adjusts your trainer's resistance to keep you exactly where you meant to be — no watching the numbers, no reaching for the dial halfway through. Just the right effort, for the whole ride. ADAPTIVE ZONE TARGETING • A PID controller trims trainer resistance in real time to hold your heart rate in Zone 2 • You…
Top of Paid · Health & Fitness in United Kingdom. justzone2 is #42 there. Changes are over 7 days.
How the app presents itself on the App Store. Select a screenshot to open it full size.
Version 1.0.4 · 4 Oct 2026 · 7 days ago
• Fixed: with Warm Up on, Zone 2 sessions now rise to your target power when the warm-up ends. In versions 1.0.2 and 1.0.3 they could stay at the warm-up power. • Interval Builder: ride in sets. Repeat a block of intervals with a longer recovery between sets, for sessions like Rønnestad's 3 × 13 × 30/15s. • New interval sessions start with a 5-minute warm-up. • When a session finishes, your trainer eases to half your final power for the cool-down.
Every chart this app is in right now, best position first.
| Chart | Rank | 24 h | 7 days | Best | Days on chart |
|---|---|---|---|---|---|
Higher on the chart is better: #1 is at the top.
| United Kingdom· Paid · Health & Fitness |
| #42 |
| New entry |
| Change unknown |
| #42 |
| 1 |
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United Kingdom · Paid · Health & Fitness: best #42, latest #42, over 8 snapshots since 8 Oct. No snapshots from 8 Oct to 9 Oct, on 9 Oct, on 10 Oct, and on 11 Oct; the line joins the snapshots on either side.
Entries, big moves, #1s and new versions we've recorded.