Fiber Coach: Workout Planner
Fiber Coach: Workout Planner is made and published by Grim Works Sociedad Limitada. AppBrain is an independent app data site and isn't affiliated with Grim Works Sociedad Limitada. The app name, icon, screenshots and description belong to Grim Works Sociedad Limitada and are shown as published on the App Store.
AppBrain's verdict
- Rating on App Store
- 5.00
- 2 ratings
- Last updated
- October 1, 2025
- Size
- 74.3 MB
It doesn't have enough ratings yet to judge what users think.
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Store listing
By Grim Works Sociedad Limitada, from the App StoreDescription by Grim Works Sociedad Limitada Written by the developer, not by AppBrain. Click to read.
Fiber is the ultimate workout planner and fitness coach that builds personalized workout plans for strength training, muscle building, weight loss, and overall fitness. Whether you train at the gym or at home, Fiber adapts your program to your goals, fitness level, schedule, and available equipment.
Unlike generic apps, Fiber uses the science of progressive overload and smart weight recommendations to make every session effective. With adaptive training that updates after every set, you’ll always know the right weight, sets, and reps to keep improving consistently.
WHAT MAKES FIBER UNIQUE
• Personalized Workout Plans: Take a quick quiz and get a custom workout routine designed around your goals, fitness experience, training frequency, and available equipment.
• Structured Training Programs: Programs for strength, hypertrophy, weight loss, and overall fitness, organized into blocks and phases for long-term results.
• Smart Progression & Tracking: Fiber adjusts every workout in real time, updating weights and reps so you can keep building muscle and strength.
• Fiber Score & Ranks: A unique system to measure progress, balance muscle groups, and stay motivated as you level up from Beginner to Elite.
• Gym Workouts & Home Workouts: Effective sessions whether you have full gym equipment, a small setup, or just bodyweight.
• Extensive Exercise Library: 140+ exercises with instructions, images, and alternatives to train every muscle group with confidence.
• Workout Stats & Progress Charts: Track streaks, training volume, personal records, time spent, and weekly progress compared to your goals.
PROGRAMS FOR EVERY GOAL
• Strength Training Plans: Lift heavier, improve performance, and reach new PRs.
• Hypertrophy Programs: Effective muscle building with structured volume and proven rep ranges.
• Weight Loss Workouts: Burn fat, stay consistent, and preserve lean muscle.
• Overall Fitness Programs: Balanced routines to feel stronger, healthier, and more athletic.
FOR ALL LEVELS
Fiber is built for every fitness level — from first timers and beginners to intermediate and advanced lifters.
• Beginners: Learn safely with guided exercises, light starting weights, and gradual progression so you build confidence and consistency.
• Intermediate users: Go beyond the basics with structured strength training and hypertrophy programs designed for steady muscle growth and new personal records.
• Advanced lifters: Keep progressing with progressive overload, adaptive weight recommendations, and detailed tracking that helps you avoid plateaus and reach elite performance.
No matter your level, Fiber adapts your workout plan so you can train effectively at the gym or at home and keep improving week after week.
WHY USERS CHOOSE FIBER
• A personal trainer app that guides every workout.
• Long-term plans with measurable results.
• Adaptive training that evolves with your performance.
• Flexibility to train anywhere: home or gym workouts.
• Motivation through the Fiber Score ranking system.
• Confidence with detailed guidance and progress tracking.
Fiber is more than a workout tracker — it’s your strength training coach, helping you stay consistent, motivated, and progressing every week.
FIBER PRO
Unlock your full potential with Fiber Pro. Flexible options: $4.99/week $12.99/month, $29.99/quarter, $59.99/year with a 3-day free trial and $34,99 for a discounted year!
Privacy Policy: https://withfiber.com/privacy-policy/
Terms of Use: https://withfiber.com/terms-and-conditions/
Support: hello@withfiber.com
Safety and technology
Found in the app by AppBrain- Price
- Free
- App size
- 74.3 MB
- Content rating
- Everyone
Technologies used by Fiber Coach: Workout Planner
Releases
Updates seen on the App Store- Version
- 1.5
- Launched
- August 2025
No changelog data
Alternatives
Similar apps and more from Grim Works Sociedad LimitadaMore from Grim Works Sociedad Limitada
Rankings
App Store top chartsApp Store Rankings for Fiber Coach: Workout Planner
About the app and developer
About Fiber Coach: Workout Planner
Fiber Coach: Workout Planner is a health & fitness app developed by Grim Works Sociedad Limitada.
What is the rating of Fiber Coach: Workout Planner?
Fiber Coach: Workout Planner is rated 5.00 out of 5 stars, based on 2 ratings.
Is Fiber Coach: Workout Planner free?
Fiber Coach: Workout Planner is free. The app size is 74.32 MB. The latest version available is 1.5. The last update was on October 1, 2025.
What are the requirements for Fiber Coach: Workout Planner?
The app has a content rating of Everyone. The app has been available on the App Store since August 2025.
Developer information for Grim Works Sociedad Limitada
Address:
Frequently asked questions about Fiber Coach: Workout Planner
Is Fiber Coach: Workout Planner free?
Yes. Fiber Coach: Workout Planner is free on the App Store.
Is Fiber Coach: Workout Planner still available?
Yes. Fiber Coach: Workout Planner is on the App Store, and the last update we saw was on October 1, 2025.
How large is Fiber Coach: Workout Planner?
Fiber Coach: Workout Planner is 74.32 MB.
Is Fiber Coach: Workout Planner suitable for children?
App Store rates the content of Fiber Coach: Workout Planner as suitable for everyone.
How do people rate Fiber Coach: Workout Planner?
Fiber Coach: Workout Planner scores 5.00 out of 5 stars, from 2 ratings on the App Store.
Who made Fiber Coach: Workout Planner?
Fiber Coach: Workout Planner was developed by Grim Works Sociedad Limitada. It is listed in the health & fitness category on the App Store.