Comparison

1RM Max Calculator vs Smolov Jr

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

Smolov Jr

Features
Read full description

Build strength with a simple Smolov Jr workout tracker made for bench press and squat training. Enter your 1RM and the app automatically calculates your full 3-week Smolov Jr training plan, including the target weight for each workout. No spreadsheets. No manual percentage calculations. No paper workout log. Record the weight and reps for every set, organize your workouts by date, and see how your strength changes over time. SMOLOV JR. PROGRAM Generate your 3-week Smolov Jr cycle automatically from your current 1RM. Training weights are calculated for each workout so you can focus on lifting instead of doing the math. Supports: • Bench Press • Squat FAST WORKOUT LOGGING Track every set as you train. Record: • Weight • Reps • Sets • Workout date Keep your Smolov Jr program and training log together in one focused app. WORKOUT CALENDAR See your training history on a simple calendar. Quickly check which days you trained and review the sets you completed on each date. TRACK YOUR STRENGTH PROGRESS See your lifting progress with clear charts. View your: • Maximum weight • Latest weight • Average weight • 30-day progress • 90-day progress • All-time progress Watch your numbers move up as you work through each training cycle. BUILT FOR LIFTERS Smolov Jr is designed for lifters who want to: • Run a Smolov Jr bench press or squat cycle without spreadsheets • Automatically calculate training weights from a 1RM • Track sets, reps, and weight in one place • Replace paper notes with a simple workout log • See strength progress over time • Stay focused on training without unnecessary features WORKS OFFLINE No internet connection is required. Your workout tracking works directly on your device, so you can train and log your sets anywhere. Simple. Focused. Built for Smolov Jr. Enter your 1RM, start your program, and keep getting stronger.

Screenshots

1RM Max Calculator4 screens
Smolov Jr1 screens

Verdict

The call

The clearest difference is in-app purchases: Smolov Jr at none against 1RM Max Calculator's 3. Smolov Jr also leads on update cadence (fortnightly vs every 6 weeks) and device support (3 vs 1). 1RM Max Calculator's advantage is ads (none vs shown). On price 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

Both are free to download. 1RM Max Calculator sells 3 one-off in-app purchases. Smolov Jr asks for nothing beyond the download.

UpkeepUpdate frequency

1RM Max Calculator ships an update every 6 weeks, Smolov Jr fortnightly. The most recent releases landed on November 2, 2026 and October 28, 2026 respectively.

Scorecard4 real differences · 6 level
1RM Max Calculator versus Smolov Jr: the parameters behind the verdict, then further details
Parameter1RM Max CalculatorSmolov Jr
PriceFreeFree
Rating4.2 (22 ratings) — better—
Positive reviews70.4% of reviews—
Number of ratings22 — better—
Update frequencyEvery 6 weeksFortnightly — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.615.0 — better
Further details — not scored
Size10 MB29 MB
Age rating4+4+
DeveloperKazumasa ShimomuraJunpei Shimotsu

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

Smolov Jr

No in-app purchases

Questions

Is 1RM Max Calculator free?
1RM Max Calculator is free to download, with in-app purchases available.
Is Smolov Jr free?
Smolov Jr is free to download, with no in-app purchases.
Do 1RM Max Calculator or Smolov Jr have ads?
Smolov Jr shows ads; 1RM Max Calculator does not.
Which is updated more often, 1RM Max Calculator or Smolov Jr?
1RM Max Calculator ships an update every 6 weeks, and Smolov Jr fortnightly. Most recently, 1RM Max Calculator was updated on November 2, 2026 and Smolov Jr on October 28, 2026.

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