Zone Training Log

Turn Apple Health workouts into a clear training log with heart-rate zones, trends, activity details, and endurance-focused insights.

Zone Trainer turns Apple Health workouts into a clear training log and heart‑rate zone analytics for endurance athletes. See every day, every workout, and exactly how much time you spend in each zone.

KEY FEATURES

• Timeline training log: one card per day, rest days included.
• Fully customizable heart rate zones.
• Workout details with time range, average HR, effort score, zone time + percent, and key metrics.
• Heart‑rate chart with zone thresholds and transitions.
• Route map for outside activities.
• Daily, weekly, monthly, and custom summaries with zone analytics.
• Pulse insights: readiness, zone balance (low vs high zones), and consistency streaks.
• Filters by title, notes, activity type, and tags.
• Manual workout entry with optional effort score.
• Tag workouts and assign colors to activity types.
• Modern UI built for an astounding user experience.

ZONE SETUP OPTIONS

• Heart Rate Reserve
• Max Heart Rate
• Age‑based (Tanaka formula)
• Manual (set up your own)

HEALTHKIT & PRIVACY

• Reads workouts, heart rate, routes, resting HR, active energy, effort, and physical effort.
• Writes manual workouts and effort scores (iOS 18+).
• Your workout details stay on device and in iCloud.

FREE vs PREMIUM

• Free version has no ads and supports up to 3 previous months of history. If you want to still dig down to older dates you may need to purchase premium which is available as cheap subscription or one-time lifetime payment.

Terms of Use (EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/