LogBone - AI Fitness Coach & PR Tracker

AI fitness coach that remembers your data and reads it before it talks.

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Added Jul 2026

logbone.com

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What is Logbone?

LogBone is an AI fitness coach and training logbook that combines workout tracking, nutrition, recovery metrics, and supplementation in one unified record. Unlike generic AI coaches, it maintains persistent memory of all your training data and uses real numbers from your actual logged history to provide personalized coaching advice. Built with privacy-first principles, it keeps your data on-device and integrates with Apple Watch, HealthKit, and Health Connect for seamless tracking.

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Key Features of Logbone

Persistent training logbook with structured database storage
Unified record: training, nutrition, sleep, HRV, supplements, skin protocols
Apple Watch companion with live heart rate streaming
HealthKit and Health Connect integration
On-device data storage with optional Face ID lock
Real-data coaching based on logged metrics
Instant macro calculations
Morning training brief
No ads, no tracking, no third-party analytics
Available on iOS and Android

Who Should Use Logbone?

Professional athletes optimizing training and recovery

Serious lifters tracking strength progression with data-driven coaching

Athletes managing nutrition, sleep, and supplementation alongside training

People using wearables who want AI insights on connected health data

Training enthusiasts requiring detailed performance analysis and honest coaching feedback

Logbone: Pros & Cons

✓Pros

Memory that persists across sessions, unlike most AI coaches
Coaches based on your actual logged data, not generic advice
Honest about data gaps and refers to clinicians when appropriate
True privacy: data stays on-device, no tracking or analytics SDKs
Integrates Apple Watch and health metrics for complete picture
Simple, plain-English privacy policy
Free app with no ads or paid upsells mentioned

✕Cons

Requires consistent logging to be effective
Coach accuracy depends on quality and completeness of logged data

Frequently Asked Questions about Logbone

How does LogBone's AI coach differ from other fitness apps?

LogBone stores every set, meal, and recovery metric in a structured database and feeds the relevant data to the coach each time you talk. Most AI coaches forget you after a week, but LogBone maintains persistent memory and coaches based on your actual logged numbers, not generic advice.

What data does LogBone track?

LogBone tracks training, nutrition, sleep, HRV, supplements, and skin protocols all in one unified record. The coach reasons over the connections between these metrics.

Is my data private on LogBone?

Yes, LogBone prioritizes privacy with data stored on-device by default, optional Face ID lock, no analytics SDKs, no advertising, and no third-party tracking.

What devices does LogBone support?

LogBone is available on iOS and Android, with an Apple Watch companion app that streams your live heart rate mid-set.

How much does LogBone cost?

LogBone is free to download and use on both iOS and Android with no ads or hidden fees.