Comparison

Six20 Strength vs Knockout

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

Head to head
About

Six20 Strength

This app provides structured workout programs, progress tracking, and habit monitoring to help users build strength and achieve fitness goals. It includes exercise demos, nutrition logging, and community features for accountability and support.

Highlights
  • Professional training programs
  • Workout and progress logging
  • Nutrition and macro tracking
  • Recovery and lifestyle monitoring
  • Daily goal setting and reminders
  • Exercise demo videos
  • Community groups and challenges
Features
Read full description

The Six20 Strength App Your entire fitness journey—organized, coached, and elevated in one powerful platform. Built for everyday people and serious athletes alike, the Six20 Strength app gives you everything you need to stay consistent, build strength, and track real progress. Get professionally designed workout programs, set clear goals, and monitor your habits with simple, easy-to-use tools. What You Can Do Inside the App: • Follow Professional Training Programs Access structured, coach-built workouts tailored for strength, mobility, athletic performance, and fat loss—updated as you grow. • Track Everything That Matters Log your workouts, weights, sets, reps, PRs, and movement patterns so you always know what to improve next. • Dial In Your Nutrition Track macros, meals, water intake, and daily habits to support real results without overcomplicating your routine. • Monitor Recovery & Lifestyle Habits Record sleep, stress, and wellness patterns so you can perform better inside and outside the gym. • Stay Consistent With Daily Goals Build sustainable habits with goal tracking, reminders, and simple routines you can follow anywhere. • Learn Proper Technique Watch detailed exercise demo videos created by certified trainers to move safely and confidently. • Join Community Groups Connect with other Six20 Strength members, join challenges, stay accountable, and celebrate wins together. • Track Your Transformation Upload progress photos, compare side-by-side, and see your changes week by week. Whether you're starting your fitness journey or leveling up your performance, the Six20 Strength App gives you a clear plan, real accountability, and the tools to stay consistent long-term. Train smarter. Stay accountable. Become stronger than ever.

About

Knockout

Learn boxing step-by-step with guided lessons, structured training plans, and a customizable round timer. Practice techniques, combos, and workouts at home or in the gym to build your skills and track your progress.

Highlights
  • Progressive 4-week training program
  • Beginner boxing fundamentals
  • Video demonstrations of techniques and combos
  • Guided boxing workouts
  • Customizable boxing round timer
  • Progress tracking and XP earning
Features
Read full description

Learn boxing at home with Knockout. Follow beginner boxing lessons, guided workouts, a structured 4-week training plan, and a customizable boxing round timer. Knockout is a boxing training app for anyone who wants to learn boxing step by step. Whether you're training without equipment, practicing shadowboxing in your living room, or working on a heavy bag at the gym, you always know what to practice next. Forget piecing together random boxing tutorials. Watch each technique, follow guided rounds, complete your training sessions, and build your skills over time. LEARN BOXING STEP BY STEP • Follow a progressive 4-week boxing training program. • Start with the fundamentals: boxing stance, guard, balance, and basic punches. • Practice the jab, cross, footwork, head movement, and defense. • Learn boxing combinations with clear video demonstrations. • See the active technique, round, and rest while you train. • Move from beginner boxing drills to more challenging combo workouts. • Build a regular boxing practice, one lesson at a time. BOXING WORKOUTS AT HOME OR IN THE GYM • Start boxing at home with no equipment — shadowboxing is all you need. • Practice punch combinations and boxing footwork on your own. • Use guided boxing workouts to make solo training more structured. • Bring Knockout to the gym for heavy bag workouts and conditioning. • Use the boxing timer for sparring rounds, partner drills, or coach-led sessions. • Fit boxing practice into your routine, whether you're just starting or returning to training. TRACK YOUR BOXING PROGRESS • Earn XP by completing boxing lessons and training sessions. • Build your fighter's Attack, Defense, and Speed attributes. • Choose the boxing skill you want to focus on next. • Level up your fighter as you complete your training plan. • Build a workout streak and stay motivated to train consistently. • See your progress instead of guessing how much you've practiced. CUSTOM BOXING ROUND TIMER Need a boxing interval timer for shadowboxing, heavy bag training, sparring, or conditioning? Create your own routine or start with a preset. • Set the number of rounds, work duration, rest time, and preparation time. • Combine prepare, work, rest, and repeat steps into custom workouts. • Customize interval names, colors, and transition sounds. • Add random audio cues for reaction, focus, and timing drills. • Choose presets for boxing, MMA, HIIT, Tabata, and interval workouts. • Track completed rounds, sessions, and active training time. BUILT FOR YOUR BOXING GOALS New to boxing? Start with beginner-friendly lessons and learn the basics before moving into combinations. Training without a coach? Follow a clear boxing lesson plan instead of deciding what to do every session. Already practicing? Use guided combo drills, video demonstrations, and the round timer to add structure to bag work, shadowboxing, and fitness training. Training for fitness? Use boxing workouts and interval rounds to build a routine that includes movement, punching drills, and conditioning at your own pace. Knockout combines boxing lessons, home workouts, training progress, and a flexible round timer in one app. START WITH A FREE BOXING LESSON Try your first lesson free. Some additional lessons, boxing workouts, combinations, and features require Knockout Pro. SUBSCRIPTIONS Start with a free lesson. Some lessons, workouts, combos, and features require an auto-renewing Knockout Pro subscription. Monthly and yearly plans are available. Payment is charged to your Apple Account at confirmation of purchase. Your subscription renews automatically unless canceled at least 24 hours before the end of the current period. Manage or cancel your subscription in your App Store account settings. Privacy Policy: https://boxing-timer-ee6c4.web.app/PrivacyPolicy.html Terms of Use: https://boxing-timer-ee6c4.web.app/TermsOfUse.html Apple Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula

Screenshots

Six20 Strength4 screens
Knockout4 screens

Verdict

The call

The clearest difference is in-app purchases: Six20 Strength at none against Knockout's 5. Six20 Strength also leads on rating (5.0 vs 4.6) and device support (4 vs 2). Knockout's advantage is update cadence (weekly vs every 6 weeks). On price, ratings volume and ads there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Knockout sells 5 in-app purchases, starting at $11.99 per month. Six20 Strength asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Six20 Strength holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 4 and 7 respectively.

UpkeepUpdate frequency

Six20 Strength ships an update every 6 weeks, Knockout weekly. The most recent releases landed on October 31, 2026 and November 9, 2026 respectively.

Scorecard6 real differences · 4 level
Six20 Strength versus Knockout: the parameters behind the verdict, then further details
ParameterSix20 StrengthKnockout
PriceFreeFree
Rating5.0 (4 ratings) — better4.6 (7 ratings)
Positive reviews—100.0% of reviews
Number of ratings47 — better
Update frequencyEvery 6 weeksWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad
Requires iOS15.1 — better26.0
Further details — not scored
Size198 MB240 MB
Age rating4+4+
DeveloperSix20 Strength LLCSerhii Kopytchuk

Customer experience

Six20 Strength

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Knockout

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Six20 Strength

No in-app purchases

5 purchases

Knockout

Subscriptions5
  • Knockout Pro Monthly$11.991 Month
  • Knockout Premium Special Offer$29.991 Year
  • Knockout Premium$39.991 Year
Show 2 more
  • Knockout Pro Yearly7 Days trial$49.991 Year
  • Knockout Pro Yearly$49.991 Year

Questions

Is Six20 Strength free?
Six20 Strength is free to download, with no in-app purchases.
Is Knockout free?
Knockout is free to download, with in-app purchases available.
Which has better reviews, Six20 Strength or Knockout?
Six20 Strength is rated higher. Six20 Strength averages 5.0 out of 5 from 4 ratings, while Knockout averages 4.6 from 7 ratings.
Do Six20 Strength or Knockout have ads?
Neither Six20 Strength nor Knockout shows ads.
Which is updated more often, Six20 Strength or Knockout?
Six20 Strength ships an update every 6 weeks, and Knockout weekly. Most recently, Six20 Strength was updated on October 31, 2026 and Knockout on November 9, 2026.

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