Zone Training Log

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/