GainEngine: Lift & Strength
Progressive Overload Tracker
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Stop guessing. GainEngine automatically calculates your exercise weights based on proven progressive overload science - so every session counts.
Start today and grow!
GainEngine is the strength training app that thinks for you.
Most gym apps just log your workouts. GainEngine actually plans them - automatically adjusting your weights session by session using proven progressive overload science, so you're always training at the right intensity to build strength and muscle.
Progressive overload, automated. GainEngine tells you exactly what to lift, what weight to use, and when to increase weights - no spreadsheets, no guessing.
GainEngine automates and plans your training for you, so you can focus on what actually matters: getting stronger.
Just open the app and GainEngine tells you what to do next.
No spreadsheets.
No complicated programs.
No overthinking.
Just a smarter way to train and make consistent progress.
►Why GainEngine works
GainEngine uses proven strength training principles and automatically adjusts your training based on your progress.
As you improve, your training improves with you.
That means you always train with the right level of progression for muscle growth, strength development, and long-term results.
►What GainEngine does
• tells you what to train
• tells you what weights to use
• tells you when it’s time to increase the load
• automates progressive overload
• tracks your long-term progress
• helps you track personal records (PRs)
• keeps your training clear and consistent
►Perfect for
• strength training
• gym workouts
• progressive overload
• weightlifting
• muscle growth
• goal-oriented training
Train smarter.
Progress consistently.
Open the app and get to work.
GAIN ENGINE PLUS
Unlock full progress charts, personal records, body measurements, the AI Coach, and unlimited workout days with a GainEngine Plus subscription.
Terms of Use: https://gainengine.github.io/terms
Privacy Policy: https://gainengine.github.io/privacy
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Big upgrades in this update:
- Complete UI remodeling, new modern and minimalistic UI looks stunning and is crafted with love by me for you guys.
- Rest timer now available in the settings. Turn it on and adjust your personal preferences. Designed perfect, looks stunning.
- Minor bug fixes & localisation fixes.
The developer, Toni Henriksson, 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 Linked to You
The following data may be collected but it is not linked to your identity:
- Purchases
- Identifiers
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Toni Henriksson
- Size
- 49.6 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
9+
- 9+
- Contains
Health or Wellness Topics
- In-App Purchases
Yes
- GainEngine Plus $17.99
- GainEngine Plus $2.99
- Copyright
- © 2026 GainEngine