Comparison

1RM Max Calculator vs MuscleCode

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

Head to head
About

1RM Max Calculator

Instantly calculate your one-rep max (1RM) for bench press, squat, and deadlift using 7 scientific formulas. Track your progress with intuitive charts and calendar records. Ideal for athletes and lifters aiming for more scientific and effective training.

Highlights
  • 7 scientific 1RM calculation formulas
  • Supports bench press, squat, and deadlift
  • Progress tracking and data visualization
  • Calendar for daily record management
  • One-tap data saving
  • Offline functionality
Features
Read full description

Accurate 1RM calculation using 7 scientific formulas Calculate your maximum weight for bench press, squat, and deadlift instantly! Using the average of 7 different proven formulas (Epley, Brzycki, Lander, and more) trusted by professional athletes to determine the most reliable 1RM. [Why choose this app?] - High-precision 1RM calculation using multiple formulas - Simple and intuitive interface - Comprehensive progress tracking - Data visualization for growth monitoring [Key Features] - Support for 3 major lifts (bench press, squat, deadlift) - 7 scientific calculation formulas for precise results - Calendar function for daily record management - Graph display for progress visualization - One-tap data saving - Full offline functionality [Perfect for] - Athletes wanting to track training effectiveness - Lifters needing accurate 1RM calculations - Anyone planning structured training programs - Fitness enthusiasts tracking their progress Make your training more scientific and effective. Take your lifting to the next level! Trusted by over 7,000 users worldwide.

About

MuscleCode

Features
Read full description

MuscleCode helps you make smarter supplement decisions before you buy or consume a product. With so many proteins, pre-workouts, creatines, vitamins, and wellness products available, it can be difficult to know what is actually worth it, what fits your goals, and what may not be ideal for you. MuscleCode gives you a clearer way to understand supplements by helping you review product information, ingredients, possible benefits, risks, and quality signals in one place. Use MuscleCode to scan or search products, understand key ingredients, review possible warnings, compare supplements, and make more informed decisions for your fitness, wellness, and performance goals. Not every supplement is right for every person. A product may be popular, expensive, or recommended by someone else, but that does not always mean it is the best choice for your body, goals, or routine. MuscleCode helps you look beyond the label and choose with more confidence. Scan. Understand. Choose smarter

Screenshots

1RM Max Calculator4 screens
MuscleCode4 screens

Verdict

The call

The clearest difference is price: 1RM Max Calculator at Free against MuscleCode's $12.99. MuscleCode's advantage is in-app purchases (none vs 3) and update cadence (every 4 days vs every 6 weeks). On ads, device support and iOS requirement 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

1RM Max Calculator is free to download; MuscleCode costs $12.99 up front. 1RM Max Calculator sells 3 one-off in-app purchases. MuscleCode asks for nothing beyond the download.

UpkeepUpdate frequency

1RM Max Calculator ships an update every 6 weeks, MuscleCode every 4 days. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

Scorecard3 real differences · 7 level
1RM Max Calculator versus MuscleCode: the parameters behind the verdict, then further details
Parameter1RM Max CalculatorMuscleCode
PriceFree — better$12.99
Rating4.2 (22 ratings) — better—
Positive reviews70.4% of reviews—
Number of ratings22 — better—
Update frequencyEvery 6 weeksEvery 4 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad — better
Requires iOS16.6 — better17.6
Further details — not scored
Size10 MB108 MB
Age rating4+4+
DeveloperKazumasa ShimomuraEzzio Salas

In-app purchases

3 purchases

1RM Max Calculator

One-time3
  • Calculator for deadlift$2.99
  • Calculator for squat$2.99
  • Ad Blocker$2.99
None

MuscleCode

No in-app purchases

Questions

Is 1RM Max Calculator free?
1RM Max Calculator is free to download, with in-app purchases available.
Is MuscleCode free?
MuscleCode costs $12.99, with no in-app purchases.
Do 1RM Max Calculator or MuscleCode have ads?
Neither 1RM Max Calculator nor MuscleCode shows ads.
Which is updated more often, 1RM Max Calculator or MuscleCode?
1RM Max Calculator ships an update every 6 weeks, and MuscleCode every 4 days. Most recently, 1RM Max Calculator was updated on October 8, 2026 and MuscleCode on October 1, 2026.

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