GymCalc Max – 1RM
GymCalc Max – 1RM is made and published by Kosshii Apps. AppBrain is an independent app data site and isn't affiliated with Kosshii Apps. The app name, icon, screenshots and description belong to Kosshii Apps and are shown as published on the App Store.
AppBrain's verdict
- Last updated
- March 10, 2026
Rankings
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Competitors
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Releases
Updates seen on the App Store- Version
- 1.5
- Launched
- December 2025
No changelog data
User feedback
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Technology
Found in the app by AppBrain- Price
- Free
- App size
- 2.12 MB
- Content rating
- Everyone
Technologies used by GymCalc Max – 1RM
About the app and developer
About GymCalc Max – 1RM
GymCalc Max – 1RM is a health & fitness app developed by Kosshii Apps.
User Ratings
The app has no ratings yet.
App Information
GymCalc Max – 1RM is freely available from the App Store. The app size is 2.12 MB. The latest version available is 1.5. The last update was on March 10, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since December 2025.
Developer information for Kosshii Apps
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Frequently asked questions about GymCalc Max – 1RM
Is GymCalc Max – 1RM free?
Yes. GymCalc Max – 1RM is free on the App Store.
Is GymCalc Max – 1RM still available?
Yes. GymCalc Max – 1RM is on the App Store, and the last update we saw was on March 10, 2026.
How large is GymCalc Max – 1RM?
GymCalc Max – 1RM is 2.12 MB.
Is GymCalc Max – 1RM suitable for children?
App Store rates the content of GymCalc Max – 1RM as suitable for everyone.
Who made GymCalc Max – 1RM?
GymCalc Max – 1RM was developed by Kosshii Apps. It is listed in the health & fitness category on the App Store.
Store listing
By Kosshii Apps, from the App Store
Description by Kosshii Apps Written by the developer, not by AppBrain. Click to read.
Highlights
Accurate 1RM: Multiple formulas for reliable estimates
Plate math: Auto-calculate loading in kg/lb, fast copy for the platform
Warmups: Build smooth ramp-up sets based on your target
Secondary sets: Quick projections for common rep ranges
Dual units: Instant kg ↔ lb switching with saved preferences
Sleek UI: Minimal, focused design for quick entries