WeightUp: Weight Gain Tracker
Jimpei Yamamoto Health & Fitness iPhoneiPadiPod touch
WeightUp: Weight Gain Tracker is a free Health & Fitness app for iPhone and iPad by Jimpei Yamamoto. Requires iOS 26.0. Updated October 18, 2026.
- Price
- Free
- on the App Store
- Size
- 8 MB
- Age 17+
- Updated
- Oct 18
- 2026 · v1.6.0
Screenshots
About WeightUp: Weight Gain Tracker
WeightUp is a weight gain app for people who eat and eat but still can't put on weight. Snap a photo of your meal and AI estimates the calories for you. WeightUp builds a weight gain plan around your body and lifestyle, so you always know how much to eat, without tedious food logging. WHAT YOU CAN DO • Snap a meal photo and get an AI calorie estimate in seconds • Get a personalized weight gain plan based on your age, height, weight, and activity level • See today's calories on a chart and track your progress toward your daily goal • Set a target weight and date, and gain at a steady, healthy pace • Get meal ideas that fit your calories per meal, so you never have to wonder what to eat • Turn on mealtime reminders so you don't skip a meal WHY WEIGHTUP • Just snap a photo. Logging takes seconds, so it's easy to keep going • Built only for gaining weight, so you see what you need and nothing else • Your plan is based on the Harris-Benedict equation, a well-established formula for estimating calorie needs • Small daily wins add up to real change GREAT FOR YOU IF • You eat a lot, but the scale won't move • You want to bulk up and support your training • You're underweight and want a healthier, stronger body Start today and take your first step toward the body you want. SUBSCRIPTION WeightUp offers an optional auto-renewing subscription, WeightUp Premium. Payment is charged to your Apple Account when you confirm your purchase. Your subscription renews automatically unless you cancel it at least 24 hours before the end of the current period. You can manage or cancel your subscription in your Apple Account settings. Privacy Policy: https://www.notion.so/2811ae37949a806ab699ff66706f5083?pvs=21 Terms of Use: https://www.notion.so/WeightUp-2811ae37949a80fa896fc8f4e7930e0f?pvs=21 Apple Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ WeightUp provides general health and wellness information and is not a medical device. If you have any health concerns, talk to a doctor or healthcare professional.
What’s new
Version 1.6.0 · Updated October 18, 2026
Thanks for using WeightUp. This update makes the app run more smoothly and fixes a few bugs. ■ Improvements • Improved overall performance so the app feels smoother ■ Bug Fixes • Fixed several bugs We're here to support every meal on your weight gain journey.
App privacy
The developer, Jimpei Yamamoto, reported these privacy practices to Apple.
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Usage Data: Product Interaction, Other Usage Data
- Diagnostics: Crash Data, Performance Data, Other Diagnostic Data
Used for: Analytics
Alternatives to WeightUp: Weight Gain Tracker
Looking for apps like WeightUp: Weight Gain Tracker? Here are 6 similar apps on the App Store. The highest rated is BulkMate: Bulking Tracker App (4.9/5), and all 6 are free to download.
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増量ノート
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Gain Weight - StackCal
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Fitlog - AI Macro Food Tracker
4.8
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Simple Calorie Log App
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Recomil: Macro Log for Lifters
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BulkMate: Bulking Tracker App
4.9
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| WeightUp: Weight Gain Tracker | – | Free | October 18, 2026 | |
| 増量ノート | – | Free | Aug 13, 2026 | Compare |
| Gain Weight - StackCal | – | Free | May 29, 2026 | Compare |
| Fitlog - AI Macro Food Tracker | 4.8 / 5 (5) | Free | Oct 24, 2026 | Compare |
| Simple Calorie Log App | – | Free | Feb 7, 2026 | Compare |
| Recomil: Macro Log for Lifters | – | Free | Oct 21, 2026 | Compare |
| BulkMate: Bulking Tracker App | 4.9 / 5 (8) | Free | Oct 23, 2026 | Compare |