Comparison

Dieter vs Body Progress

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

Head to head
About

Dieter

Features
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Dieter - ダイエット応援チャットアプリ はダイエットを成功させたい人をつなげる新しいアプリです。 操作方法も簡単でシンプルな内容となっています。 【アプリを制作した理由】 ダイエット続けられない... また挫折してしまった... なんだか頑張れない... 頑張る理由が欲しい... そんな悩みを持っている人を1人でも減らすため、このアプリを制作しました! 【どういうアプリか?】 オープンチャット機能を使いダイエットをしている人を繋げます。チャットでは自分の目標や今日すること、ダイエットを通して気づいたこと、きついことなどを自由に書き込めます!また、コメントに対する "いいね機能" もございます!頑張っている人や応援したい人にどんどん いいね していきましょう! タイマー機能を使って、運動の時間を計りましょう。カラフルなデザインでやる気が起きること間違いなし! 自分の体重を入力していくことで視覚的に変化を見ることができます. また、一度アカウントを作成するとアプリを開く度に自動ログイン可能です。 【このアプリが必要な人】 ・ダイエットを成功させたい ・誰かとダイエットを頑張りたい ・応援してもらいたい ・応援したい ・一度でも挫折を経験した人 ・こっそりと痩せたい人 ・誰かを見返したい人 ・その他 全員! 【できること一覧】 ・チャット機能 ・メッセージに対するいいね ・タイマー機能 ・体重管理機能 ・プロフィール機能 公式アカウント : Twitter : https://twitter.com/Dieter91975373 プライバシーポリシー : https://sites.google.com/view/dieter-privacy-policy/%E3%83%9B%E3%83%BC%E3%83%A0

About

Body Progress

Features
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Stop letting the scale dictate your happiness. Have you ever felt discouraged because the numbers on the scale didn’t budge, even though you’ve been working hard on your diet and fitness? Your body is changing—guaranteed. But those subtle transformations are impossible to see if you’re only chasing numbers. MirrorLog is a body transformation tracker designed to "visualize" your small wins and keep your motivation at an all-time high. 【5 Reasons to Choose MirrorLog】 1. Sync Photos with Your Stats Save your weight and body photos as a single record. Easily understand the correlation between your weight and your physical tightening that a simple graph can't show. 2. Feel the Change with "Comparison" Compare your past and present self with a single tap. Side-by-side or layered—see the difference instantly. "Wow, my waist really is slimmer!" That realization becomes your fuel for tomorrow. The sense of achievement you can't get from numbers alone will support your journey. 3. Smart Input with Apple Health Sync with the Apple Health app to make weight logging effortless. Let the app handle the boring data so you can focus on the exciting part: tracking your visual transformation. 4. Your Private, Secure Vault Body photos are deeply personal. Photos saved in MirrorLog are stored securely within the app and will never appear in your iPhone’s standard "Photos" library. We protect your privacy at all costs. 5. Share Your Progress in Style Turn your "I did it!" moments into stylish comparison images for social media. Supports both the classic "Side-by-Side" and the dramatic "Slider Overlay" (Premium Feature). Your hard work might just be someone else's inspiration. 【MirrorLog is perfect for:】 * Anyone tired of being frustrated by the numbers on the scale. * Fitness enthusiasts who want to track muscle definition and tone. * Postpartum moms or those tracking posture improvements. * People who don't want body photos cluttering their main Photo library. * Anyone looking for a simple, beautiful, yet powerful tracking tool. "Falling in love with the mirror again." Managing your body is a journey to loving yourself more. When you notice that 1-millimeter change from yesterday, dieting stops being a "chore" and starts being "fun." Download MirrorLog now and start recording your ultimate transformation! Note: Some features, such as the "Slider Overlay," require a premium subscription. The images used in screenshots are AI-generated and do not represent real individuals. Privacy Policy: https://sly-pudding-816.notion.site/Privacy-Policy-MirrorLog-30ad3730639f805c9581d5040a30a12e Terms of Use: https://sly-pudding-816.notion.site/Term-of-Use-MirrorLog-30ad3730639f80b5a16fd06cd878b502

Screenshots

Dieter4 screens
Body Progress4 screens

Verdict

The call

The clearest difference is in-app purchases: Dieter at none against Body Progress's 4. Dieter also leads on iOS requirement (14.0 vs 18.0). 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. Body Progress sells 4 in-app purchases, starting at $0.99 per 7 days. Dieter asks for nothing beyond the download.

UpkeepUpdate frequency

Dieter ships an update every 9 days, Body Progress weekly. The most recent releases landed on October 2, 2026 and October 11, 2026 respectively.

Scorecard2 real differences · 4 level
Dieter versus Body Progress: the parameters behind the verdict, then further details
ParameterDieterBody Progress
PriceFreeFree
Update frequencyEvery 9 daysWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS14.0 — better18.0
Further details — not scored
Size23 MB20 MB
Age rating12+4+
DeveloperYuuki HamadaTakatoshi Ichige

In-app purchases

None

Dieter

No in-app purchases

4 purchases

Body Progress

Subscriptions3
  • Premium Weekly$0.997 Days
  • Premium Monthly$2.991 Month
  • Premium Yearly (Best Value)$19.991 Year
One-time1
  • Premium Lifetime Access$39.99

Questions

Is Dieter free?
Dieter is free to download, with no in-app purchases.
Is Body Progress free?
Body Progress is free to download, with in-app purchases available.
Do Dieter or Body Progress have ads?
Neither Dieter nor Body Progress shows ads.
Which is updated more often, Dieter or Body Progress?
Dieter ships an update every 9 days, and Body Progress weekly. Most recently, Dieter was updated on October 2, 2026 and Body Progress on October 11, 2026.

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