CoreWeight
iPad, Watch, Mac: Workout Log
Free · In-App Purchases
Log every lift in seconds and see progress instantly in charts and photos. CoreWeight syncs across iPhone, iPad, Mac & Apple Watch—one app to track more and train harder.
CoreWeight — Turn Every Rep into Clear-Cut Progress
CoreWeight is the training log for lifters who want more than a list of numbers.
Log any set in three taps, then watch your gains jump off the screen in charts and side-by-side photos. With iCloud, every lift syncs instantly across iPhone, iPad, Mac, and Apple Watch—so your data works for you everywhere.
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Key Features
• Lightning-Fast Logging
Weight, reps, and exercise saved in three taps. Pick the input style you like best.
• Progress You Can See
Auto-generated charts for session volume, 1-RM trends, muscle-group balance, body-weight, body-fat, and measurements. Apple Watch data brings VO2 max and calories into the same view.
• Photo Comparison
Line up before/after shots or overlay them with transparency. Images auto-sorted by pose or body part.
• Goal Tracking
"4 lb to go" or "+5 lb on Bench" at a glance; close the gap with real-time feedback.
• AI Question Builder (ChatGPT Helper)
One tap turns your log into a tailored prompt—get smarter tips from ChatGPT for bulking, cutting, or strength cycles.
• CSV Import
Move your entire history over from Excel or other apps in seconds.
• Custom Metrics
Track anything—from arm size to daily macros—by adding your own fields.
• Cross-Device, Real-Time Sync
Edit on iPhone, glance on Apple Watch, deep-dive on Mac. iCloud keeps everything in lockstep.
• Mac Deep-Dive Mode
See every rep on a big screen—no CSV exports needed. Your personal data workspace.
• Privacy First
All data stays on device and in your iCloud account. No ads, no tracking.
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Perfect For You If You...
• Want objective, data-driven proof of progress
• Hate wasting time on logging and toggling apps
• Track visual changes as seriously as numbers
• Start sessions on Apple Watch and analyze later on Mac or iPad
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Train like you mean it. Log it like you own it. CoreWeight.
CoreWeight offers a free trial. After the trial, full access requires a subscription or a one-time lifetime purchase.
By using this app, you agree to Apple's standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://www.vision-structure.com/coreweight/privacy
Ratings & Reviews
This app has not received enough ratings or reviews to display an overview.
- Added new campaign feature
- Minor bug fixes
The developer, Hiroomi Kubo, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Size
- 11.7 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 18.0 or later.
- iPhone
Requires iOS 18.0 or later. - iPad
Requires iPadOS 18.0 or later. - Mac
Requires macOS 15.0 or later. - Apple Watch
Requires watchOS 11.4 or later.
- Languages
English and 2 more
- English, German, Japanese
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Annual Membership 49,99 zł
- Monthly Membership 9,99 zł
- Lifetime License 149,99 zł
- Provider
Hiroomi Kubo
- Hiroomi Kubo has identified itself as a trader for this app and confirmed that this product or service complies with European Union law.
- Address
〒134-0088
Tokyo Edogawa-ku 3-6-20 Nishi-Kasai,
Liana Art Park #508
Japan - Phone Number
+81 8065651223 - Email
info@vision-structure.com
- Copyright
- © 2025 Kubo H.