Comparison

1RM Max Calculator vs おむすび Powered by keymoti

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

おむすび Powered by keymoti

Features
Read full description

シンプルだから続けられる! 理想の身体を手に入れよう! おむすびはあなたの健康・美容を強力サポートします。 ユーザーは専門家と健康状態の把握と、健康になるための目標を設定します。 その後ユーザー自らが目標達成の宣言を自撮りし、未来の自分へと送ります。 送られた日時になるとアンケートに答えた後次の目標を設定します。 その間、撮影された食事の写真に対してAIが自動判別し、食品の自動判別をした後に、 栄養や運動の専門家へ報告します。 その専門家は ユーザー個別の健康状態と目的にあった食事と運動のアドバイスをチャット形式で行います。

Screenshots

1RM Max Calculator4 screens
おむすび Powered by keymoti4 screens

Verdict

The call

The clearest difference is in-app purchases: おむすび Powered by keymoti at none against 1RM Max Calculator's 3. On price, update cadence, ads and device support 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. おむすび Powered by keymoti asks for nothing beyond the download.

UpkeepUpdate frequency

1RM Max Calculator ships an update every 6 weeks, おむすび Powered by keymoti every 5 weeks. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.

Scorecard1 real difference · 9 level
1RM Max Calculator versus おむすび Powered by keymoti: the parameters behind the verdict, then further details
Parameter1RM Max Calculatorおむすび Powered by keymoti
PriceFreeFree
Rating4.2 (22 ratings) — better—
Positive reviews70.4% of reviews—
Number of ratings22 — better—
Update frequencyEvery 6 weeksEvery 5 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad — better
Requires iOS16.616.6
Further details — not scored
Size10 MB16 MB
Age rating4+4+
DeveloperKazumasa ShimomuraCODE7, K.K.

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

おむすび Powered by keymoti

No in-app purchases

Questions

Is 1RM Max Calculator free?
1RM Max Calculator is free to download, with in-app purchases available.
Is おむすび Powered by keymoti free?
おむすび Powered by keymoti is free to download, with no in-app purchases.
Do 1RM Max Calculator or おむすび Powered by keymoti have ads?
Neither 1RM Max Calculator nor おむすび Powered by keymoti shows ads.
Which is updated more often, 1RM Max Calculator or おむすび Powered by keymoti?
1RM Max Calculator ships an update every 6 weeks, and おむすび Powered by keymoti every 5 weeks. Most recently, 1RM Max Calculator was updated on October 21, 2026 and おむすび Powered by keymoti on October 25, 2026.

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