Comparison

Train This Much vs Principle Guy

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

Train This Much

Features
Read full description

Reach your fitness goals with Train This Much, anywhere and anytime. Who needs a gym? Begin your fitness journey and get in shape at home with workouts from Train this much. A science-based approach designed for your goals, preferences, and your current fitness level. Choose how long you want to train, which exercise you prefer and Start Training. Why Train This Much? โ€ข Train this much personalized plans are adapted to your feedback after every exercise and workout you will complete. โ€ข With over 200 exercises, your daily workout routines are always crispy, entertaining and still effective! โ€ข We follow a science-based approach which will empower you with the tools you need to reach your goals. โ€ข Start with just 5 minutes a day 3 times a week and work up to 30 minutes of daily workouts โ€ข See fast results thanks to our unique level-based system, that reward you with experiences equal to your workout โ€ข Based on experience and rating app we will update your next session โ€ข Start building your own character like in a game! No gym required - you can work out using your own bodyweight from comfort of your home. But if you have some equipment, we can take advantage of it and provide even greater workouts with including equipment such as: โ€ข pull-up bar โ€ข foam roller โ€ข gymnastic rings โ€ข dip bar โ€ข resistance band โ€ข mini band Personalized fitness plan Enjoy your own AI-powered personal trainer, who puts every workout together based on your experience, goals, fitness level and preferences. As you exercise your plan is adapted to your feedback after every exercise and workout you will complete. Leveling system Every time when you finish your training session you will be reward with experiences equal to your workout. You will start building your own character like in a game! Based on experience and rating app will update your next session. You can combine any exercises and plans as you wish, and still be rewarded base on laws of physiological adaptation and progressive overload. Custom workouts With over 200 exercises and 3 main plans, your workout of the day will be always crispy, entertaining and still effective! You can pick from 3 main goals: Lose weight โ€“ consists of high intensity interval training (HIIT), circuit training & Tabata workout ideal for weight loss. Main goal is burn as much calories as possible and improve your cardiovascular health. In other words, you will sweat. Get stronger โ€“ Is ideal for building muscle mass & improving strength. Whether you prefer counting sets and repetitions or let timer do the work, we got you covered. Get Fit โ€“ If you want to take it easy, maintain your current weight, help with relieving pain, get toned and compensate for long sitting sessions at work this might be ideal for you. Keep in mind that due to our unique leveling system you can freely combine all workouts, difficulties, lengths etc. and still reach your goals! So, pick one of them and start your epic journey. Terms of Use: https://www.trainthismuch.com/terms/

About

Principle Guy

Read full description

Methods are many, principles are few. Principle Guy is an app and a community for movement you will enjoy for life. Everyone with a body is an athlete. Whether you start from zero or have trained for years, the training adapts to you. WHAT YOU GET Home and gym workouts. Ready-made templates for strength, cardio, pilates, yoga and mobility, or build your own. Erik's voice in your ear. He guides you through every exercise, counts you down and reminds you of the technique. A ladder for every movement. Master a level and the app moves you up. No guessing. Progress and records. Workout history, personal records and your daily streak. Nutrition. Calories and macros, a food database, recipes with photos, and food from MyFitnessPal and other apps through Apple Health. Journal. Sleep, weight, steps, water and more, also synced from Apple Health. Principle Check-in. A weekly overview of your training, metrics and nutrition. Challenges. Challenge a friend and train together. Community. Chat with people on the same path, and with Erik himself. WHO IS ERIK Master's degree in sports science, European Jiu-Jitsu champion, WFF PRO bodybuilder and head coach at Epix Gym. He combined football, bodybuilding, calisthenics and science into the Fitness Level system. Repeat and enjoy.

Screenshots

Train This Much4 screens
Principle Guy4 screens

Verdict

The call

The clearest difference is in-app purchases: Principle Guy at none against Train This Much's 4. Principle Guy also leads on ads (none vs shown) and update cadence (every 2 days vs every 9 days). Train This Much's advantage is iOS requirement (13.0 vs 15.5). On price and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Train This Much sells 4 in-app purchases, starting at $7.99 per month. Principle Guy asks for nothing beyond the download.

UpkeepUpdate frequency

Train This Much ships an update every 9 days, Principle Guy every 2 days. Both last shipped on October 27, 2026.

Scorecard4 real differences ยท 2 level
Train This Much versus Principle Guy: the parameters behind the verdict, then further details
ParameterTrain This MuchPrinciple Guy
PriceFreeFree
Update frequencyEvery 9 daysEvery 2 days โ€” better
AdsYesNo โ€” better
In-app purchasesYesNo โ€” better
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPod
Requires iOS13.0 โ€” better15.5
Further details โ€” not scored
Size65 MB90 MB
Age rating4+4+
DeveloperTomas PetrikERIK GARAJ

In-app purchases

4 purchases

Train This Much

Subscriptions3
  • Monthly purchase3 Days trial$7.991 Month
  • 3 monthly premium version$16.993 Months
  • Premium$36.991 Year
One-time1
  • Lifetime Premium access$19.99
None

Principle Guy

No in-app purchases

Questions

Is Train This Much free?
Train This Much is free to download, with in-app purchases available.
Is Principle Guy free?
Principle Guy is free to download, with no in-app purchases.
Do Train This Much or Principle Guy have ads?
Train This Much shows ads; Principle Guy does not.
Which is updated more often, Train This Much or Principle Guy?
Train This Much ships an update every 9 days, and Principle Guy every 2 days. Most recently, Train This Much was updated on October 27, 2026 and Principle Guy on October 27, 2026.

Other comparisons