Comparison

MaxOut 1RM Strength Calculator vs Maximal Strength

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

Head to head
About

MaxOut 1RM Strength Calculator

Features
Read full description

Calculate your one rep max in seconds, see where you rank among lifters worldwide, and track your strength progress all in one app. MaxOut uses the average of 7 scientifically proven formulas (Epley, Brzycki, Lander, Lombardi, Mayhew, O'Conner, and Wathan) to give you the most accurate 1RM estimate possible. No guesswork, no single-formula bias just precision. HOW STRONG ARE YOU? Enter your weight and reps for any major lift, and MaxOut instantly tells you: - Your estimated one rep max - Your strength rank: Beginner, Novice, Intermediate, Advanced, or Elite - Your percentile "Stronger than 72% of lifters" - Training percentages from 50% to 100% with recommended reps - Exactly which plates to load on each side of the bar Strength standards are built in for 10 barbell exercises across all body weight classes, for both men and women. Standards are based on published data from ExRx, NSCA, and aggregated competition results. FEATURES One Rep Max Calculator Calculate your 1RM using 7 formulas or pick a specific one. Supports kg and lbs with instant unit conversion. RPE & RIR Adjustment Fine-tune your estimate using Rate of Perceived Exertion or Reps in Reserve. Uses RTS and Barbell Medicine methodology with interpolation for precise results at any RPE value. Strength Standards & Rankings See how your lifts compare to global standards for Bench Press, Squat, Deadlift, Overhead Press, Barbell Row, Front Squat, Incline Bench, Romanian Deadlift, Weighted Pull-Ups, and Weighted Dips. Plate Calculator Enter a target weight and see exactly which plates go on each side of the bar. Supports standard and Olympic plates in both kg and lbs. Configurable bar weight and available plates. Warm-Up Set Calculator Get a complete warm-up plan based on your working weight. Progressive loading from empty bar to work set, with recommended reps and rest times for each set. Relative Strength Scores Calculate your Wilks, DOTS, and IPF GL scores. The app automatically pulls your best Squat, Bench, and Deadlift from your saved history no need to enter them manually. Rest Timer with Live Activity Time your rest periods between sets with a full-screen timer, Lock Screen Live Activity, and Dynamic Island countdown. Never miss your next set. Goals & PR Tracking Set strength goals for any exercise and track your progress toward them. The app highlights personal records and celebrates when you hit a new PR. Progress Charts Visualize your strength gains over time with interactive charts for every exercise. See trends, identify plateaus, and track your journey from Beginner to Elite. Share Cards Generate beautiful rank cards sized for Instagram Stories or square posts. Show off your 1RM, strength rank, and percentile with a single tap. Apple Watch App Log sets, view PRs, and run rest timers directly from your wrist. Syncs automatically with your iPhone. Smart Notifications Get reminders when you haven't trained in a while, celebrations when you set a PR, and nudges when you're close to a goal all configurable. BUILT FOR LIFTERS - 100% offline no account needed, no data leaves your device - Dark mode design optimized for gym use - Haptic feedback on key actions - Supports both kg and lbs - Universal app: iPhone and iPad - No subscription required to use the core calculator Whether you're a beginner wondering how your bench press stacks up, or an advanced lifter chasing Elite status on your deadlift MaxOut gives you the tools to measure, track, and share your strength. Privacy Policy: https://callerscreenapps.xyz/MaxOutprivacypolicy.html Terms of use: https://callerscreenapps.xyz/MaxOutTermOfUse.html Download now and find out how strong you really are.

About

Maximal Strength

Features
Read full description

Maximal Strength is a free tool from Maximal Performance that calculates your one-rep max and shows you exactly where you rank against strength standards across the main barbell lifts. Enter your weight and reps for any lift and get your estimated 1RM instantly. Then check the Strength Standards tab to see how you compare against Beginner, Novice, Intermediate, Advanced, and Elite benchmarks relative to your bodyweight. 1RM CALCULATOR - Calculates estimated one-rep max using the Epley formula - Covers Squat, Bench Press, Deadlift, Overhead Press, and Barbell Row - Toggle between kg and lbs - Results update instantly as you type STRENGTH STANDARDS - See your lift-to-bodyweight ratio - Ranked across 5 levels: Beginner, Novice, Intermediate, Advanced, Elite - Shows the gap to your next level in kg/lb - Based on widely referenced bodyweight multiplier standards Built for anyone who trains hard and wants real data on where they stand and what they need to hit next. All calculations are estimates based on the Epley formula. Actual 1RM may vary based on fatigue, technique, and individual factors. Want a program to move up through the standards? Visit maximalperformance.nz

Screenshots

MaxOut 1RM Strength Calculator4 screens
Maximal Strength2 screens

Verdict

The call

The clearest difference is in-app purchases: Maximal Strength at none against MaxOut 1RM Strength Calculator's 3. Maximal Strength also leads on ads (none vs shown) and update cadence (every 2 months vs every 4 months). 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. MaxOut 1RM Strength Calculator sells 3 in-app purchases, starting at $4.99 per month. Maximal Strength asks for nothing beyond the download.

UpkeepUpdate frequency

MaxOut 1RM Strength Calculator ships an update every 4 months, Maximal Strength every 2 months. The most recent releases landed on October 31, 2026 and October 7, 2026 respectively.

Scorecard4 real differences ยท 2 level
MaxOut 1RM Strength Calculator versus Maximal Strength: the parameters behind the verdict, then further details
ParameterMaxOut 1RM Strength CalculatorMaximal Strength
PriceFreeFree
Update frequencyEvery 4 monthsEvery 2 months โ€” better
AdsYesNo โ€” better
In-app purchasesYesNo โ€” better
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS18.615.1 โ€” better
Further details โ€” not scored
Size9 MB188 MB
Age rating4+4+
DeveloperIMAD ELKHAFITRACY MAXIMILLIAN SAMUEL SMALL

In-app purchases

3 purchases

MaxOut 1RM Strength Calculator

Subscriptions2
  • Monthly Premium$4.991 Month
  • Yearly Premium$24.991 Year
One-time1
  • Lifetime Premium Access$49.99
None

Maximal Strength

No in-app purchases

Questions

Is MaxOut 1RM Strength Calculator free?
MaxOut 1RM Strength Calculator is free to download, with in-app purchases available.
Is Maximal Strength free?
Maximal Strength is free to download, with no in-app purchases.
Do MaxOut 1RM Strength Calculator or Maximal Strength have ads?
MaxOut 1RM Strength Calculator shows ads; Maximal Strength does not.
Which is updated more often, MaxOut 1RM Strength Calculator or Maximal Strength?
MaxOut 1RM Strength Calculator ships an update every 4 months, and Maximal Strength every 2 months. Most recently, MaxOut 1RM Strength Calculator was updated on October 31, 2026 and Maximal Strength on October 7, 2026.

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