Oikomi: Strength Training Log
Shu Hirouchi Health & Fitness iPhoneiPadiPod touchApple Watch
Oikomi: Strength Training Log is a free Health & Fitness app for iPhone and iPad by Shu Hirouchi. Requires iOS 26.0. Updated June 17, 2026.
- Price
- Free
- on the App Store
- Size
- 22 MB
- Age 4+
- Updated
- Jun 17
- 2026 · v0.3.0
Screenshots
About Oikomi: Strength Training Log
■ Plan on your phone, push on your wrist. A logger for serious lifters Oikomi — meaning "the final push" — is a strength-training logger built for intermediate-to-advanced lifters who want to focus on the quality of every set. Plan routines and review history on your phone at home; at the gym, record sets from your wrist alone. Recovery-aware coaching that reads your HRV and sleep, built entirely on Apple's own frameworks with privacy by design. Stack every hard-won rep, with confidence. ■ Highlights ◇ Log at the gym from your wrist — leave the phone behind Build routines ahead of time, then run and record whole sessions from your wrist. Enter reps and weight fast with the Digital Crown — one set in 1–3 taps. A Live Activity keeps set count, elapsed time, and your rest timer always visible. ◇ Read your HRV and sleep to judge today's push — free Oikomi reads HRV, resting heart rate, and sleep from Health to show today's condition and a clear "push or hold back" call (an HRV-based deload suggestion), free of charge and computed entirely on-device — no external LLM APIs. Deeper coaching — PR prediction, per-muscle volume warnings, and long-term trend analysis — is part of Pro. ◇ 873-exercise library Covers gym, bodyweight, dumbbell, barbell, cable, and machine movements. Search by muscle, equipment, or location, and add your own custom exercises. ◇ Automatic 1RM and estimated intensity Estimates 1RM from weight × reps (Epley / Brzycki) and visualizes per-exercise personal-best history and trends. ◇ Routine management Save your go-to push / pull / leg menus as routines. Start a session in one tap with last time's values pre-filled. ◇ Two-way Health integration Completed workouts are saved to Health as HKWorkout and reflected in your activity rings. Reading HRV, sleep, resting heart rate, and body weight — and today's condition — is free; long-term trend analysis is Pro. ◇ Widgets / Smart Stack Show this week's active days, active-week streak, and latest PR on the Lock Screen, Home Screen, and your watch's Smart Stack. ◇ App Intents / Siri input "Hey Siri, log 80 kg bench press for 10 reps in Oikomi" — from starting a session to recording, all by voice. ■ Serious about privacy No third-party analytics SDKs, ad libraries, or tracking — ever. Everything runs on-device, and nothing leaves your device without your consent. iCloud sync is a Pro opt-in feature, isolated automatically by your Apple ID. See our Privacy Policy for details. ■ Free features • Core logging, unlimited history, wrist-based recording, writing to Health • HealthKit reading (HRV / resting heart rate / sleep / body weight) • Today's condition + HRV-based deload / push suggestions • 5 routines, 5 custom exercises • Live Activity / Dynamic Island ■ Pro features • Advanced AI coaching (PR prediction / per-muscle volume warnings / plateau detection) • Long-term condition trends (HRV / sleep / resting heart rate / body composition) • Advanced analytics (per-muscle volume / per-exercise trends) • Unlimited routines (5 on Free) • Unlimited custom exercises (5 on Free) • iCloud sync across your devices • CSV data export • 14-day free trial to start • ¥780 / month or ¥4,500 / year (about ¥375 / month) • Payment is charged to your Apple ID at confirmation of purchase • Auto-renews unless turned off at least 24 hours before the period ends • Manage in iOS Settings → your name → Subscriptions • Terms: https://bukamasedo.github.io/oikomi/legal/terms/ • Privacy Policy: https://bukamasedo.github.io/oikomi/legal/privacy/ ■ Supported devices iPhone (iOS 26+) / Apple Watch (watchOS 26+) ■ Medical disclaimer This app provides health and fitness information, not medical advice. Consult a physician if you have any health concerns.
What’s new
Version 0.3.0 · Updated June 17, 2026
Recovery coaching is now free. See how hard to train today from your HRV and sleep — at no cost. New • Today's condition and HRV-based deload suggestions are now free, and HealthKit reading (HRV, sleep, resting heart rate) is free too • Today's condition now appears for free on the Home tab and in widgets Improvements • The app now opens to the Home tab on launch • Pro annual is now ¥4,500 (about ¥375/mo); Pro focuses on depth — PR prediction, per-muscle volume warnings, long-term trends, and advanced analytics Thank you for using Oikomi. We'd love to hear your feedback!
App privacy
The developer, Shu Hirouchi, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
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