Comparison

Japan SDF style Pull vs Gym Rest Timer

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

Head to head
About

Japan SDF style Pull

Features
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■Overview The "Self-Defense Force Pull-ups App" is an application that supports Japanese Self-Defense Force style pull-ups. The whistle goes off once every three seconds. It is designed to be used by members of the Self-Defense Forces for training for the Self-Defense Forces Physical Fitness Test, so that it can be used for 'Pass'. The SDF Physical Fitness Test allows you to pass only once. If the app records the use of the pass, it will be deducted from the total count. Therefore, you will be able to practice more closely to the real JSDF Physical Fitness Test. The number of times you have done pull-ups and what level you are in the JSDF Physical Fitness Test will also be immediately displayed, so you can quickly determine your current level. Pull-ups in JSDF Physical Fitness Test rules are one of the training exercises widely used in the Self-Defense Forces, as they are effective in strengthening arm and back muscles. In this app, we have prepared videos and text explaining how to do pull-ups in the SDF style so that a wide range of people, from beginners to experts, can perform pull-ups in the SDF style. Therefore, even those who do not know how to do pull-ups will be able to work on it after watching it. In addition, the app has a function to record the number of pull-ups you have done in the past, and automatically displays what grade level you were in. You can also easily share it to SNS, so you can train together with your friends and colleagues. From beginners to advanced pull-ups, anyone can enjoy and train effectively with the SDF Pull-ups App. We hope you will use it to support your training at home or at the gym, and for training. ■How to do JSDF style pull-ups 1. grasp with forward hand 2. hand width is the same as shoulder width. 3. face straight ahead. Do not raise face. 4. chin above the bar. 5. fully extend elbows when lowering. 6. do not use recoil. ■feature 1. An app dedicated to JSDF pull-ups 2. There is a video explaining how to do JSDF pull-ups 3. Whistle sounds once every 3 seconds 4. Corresponds to "Pass" according to the JSDF pull-up Test 5. You can easily see what level you are at. ■Advantages of doing pull-ups 1. it is effective in strengthening arm and back muscles: SDF pull-ups are widely used in training to strengthen biceps and back muscles. By training these muscles, a stronger upper body can be obtained. 2. core training: Pull-ups are effective in strengthening not only the upper body, but also the abdominal, lower abdominal, and lower back muscles. This makes them an effective core training workout. 3. many variations: There are many variations of SDF pull-ups, not only frontal pull-ups, but also inverted pull-ups, one-handed pull-ups, pull-ups with weights, and so on. Combining these variations allows for a more multifaceted workout. 5. 4. mental training: Pull-ups are also known as a form of training for self-overcoming and mental strength. Long pull-ups and difficult variations of pull-ups are also effective for mental training. ■Use Cases 1. training support for Self-Defense Forces personnel - With this app, you can create an environment that is similar to a real test of the Self-Defense Forces Physical Fitness Test. 2. training support for both beginners and advanced pull-ups - Pull-ups are one of the most effective methods of muscle training, as they help build arm and back strength. This application provides videos and text explaining how to do pull-ups so that a wide range of users, from beginners to advanced users, can perform SDF-style pull-ups. In addition, you can track the results of your training by recording the number of pull-ups you have done in the past and displaying the number of pull-ups by grade. ■What is JSDF? The Self-Defense Forces (JSDF) is an organization established to provide Japan with a defense force, and consists of three armed forces: the Ground Self-Defense Force, Maritime Self-Defense Force, and Air Self-Defense Force.

About

Gym Rest Timer

Features
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Gym Rest Timer とは? Gym Rest Timer は、筋トレや自重トレーニングの「休憩時間」を管理するために作られた、シンプルで使いやすいインターバルタイマーです。 ジムでのセット間のインターバルをストレスなく操作でき、トレーニングに集中できる環境をサポートします。 主な機能 直感的に時間を設定できるシンプルUI よく使う設定を保存し、ワンタップで開始 タイマー終了時の 音・バイブの切り替え 広告による邪魔の少ないデザイン こんな人におすすめ ジムでのセット間休憩を正確に管理したい HIIT やインターバルのタイマーを探している シンプルな筋トレ用タイマーが欲しい 無駄機能なしで使いやすいアプリを求めている Gym Rest Timerが大事にしていること 軽くて速い動作、必要な機能だけを備えたシンプルさ。 あなたのワークアウトを邪魔しない、最適な休憩管理を実現します。

Screenshots

Japan SDF style Pull4 screens
Gym Rest Timer3 screens

Verdict

The call

The clearest difference is update cadence: Gym Rest Timer at every 6 days against Japan SDF style Pull's every 38 months. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Japan SDF style Pull ships an update every 38 months, Gym Rest Timer every 6 days. The most recent releases landed on October 25, 2026 and October 16, 2026 respectively.

Scorecard1 real difference · 5 level
Japan SDF style Pull versus Gym Rest Timer: the parameters behind the verdict, then further details
ParameterJapan SDF style PullGym Rest Timer
PriceFreeFree
Update frequencyEvery 38 monthsEvery 6 days — better
AdsYesYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.013.0
Further details — not scored
Size30 MB63 MB
Age rating4+4+
DeveloperMINERVA K.K.Genki Suzuki

In-app purchases

None

Japan SDF style Pull

No in-app purchases

None

Gym Rest Timer

No in-app purchases

Questions

Is Japan SDF style Pull free?
Japan SDF style Pull is free to download, with no in-app purchases.
Is Gym Rest Timer free?
Gym Rest Timer is free to download, with no in-app purchases.
Do Japan SDF style Pull or Gym Rest Timer have ads?
Both Japan SDF style Pull and Gym Rest Timer show ads.
Which is updated more often, Japan SDF style Pull or Gym Rest Timer?
Japan SDF style Pull ships an update every 38 months, and Gym Rest Timer every 6 days. Most recently, Japan SDF style Pull was updated on October 25, 2026 and Gym Rest Timer on October 16, 2026.

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