やせるぞう vs Weight Diet Log
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
やせるぞう
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やせるぞうは、体重管理・体脂肪率・歩数を、かんたんに続けられるダイエット&歩数計アプリです。 万歩計・歩数計としても使え、ウォーキングや散歩、日々の運動の記録も手軽に管理できます。 ヘルスケア連携にも対応し、歩数データの自動取得が可能です。 カレンダーやグラフで日々の変化を見やすく振り返ることができ、 食事やカロリーのメモ、気分や体調の記録もまとめて確認できます。 かわいいぞうキャラの育成や着せ替えを楽しみながら、無理なく習慣化できます。 ■こんな人におすすめ ・体重をシンプルに記録したい ・ダイエットをやさしく続けたい ・歩数やウォーキング、散歩の記録もまとめて見たい ・万歩計・歩数計アプリを探している ・食事やカロリーを軽くメモしたい ・気分や体調もあわせて記録したい ・トレーニングや運動の記録もゆるく残したい ・難しい機能より、続けやすさを重視したい ■主な機能 ・体重・体脂肪率の記録 ・歩数の確認(万歩計・歩数計として利用可能) ・ウォーキング・散歩・運動・トレーニングの記録 ・ヘルスケア連携による歩数の自動取得 ・カレンダーでの記録一覧表示 ・グラフによる体重・歩数の変化の可視化 ・食事・カロリーのメモ ・気分・体調の記録 ・記録の見返し ・キャラクターの育成・着せ替え ・毎日続けたくなるキャラクター演出 ・見やすくやさしいデザイン やせるぞうと一緒に、今日の一歩を積み重ねていきましょう。
Weight Diet Log
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Weight Diet Log is a simple weight tracker designed to help you manage your weight and build healthy habits with ease. Track your weight, body fat percentage, daily condition, and notes all in one place. Review your progress with easy-to-read graphs and a calendar, making it simple to stay motivated throughout your weight loss journey. Record what happened each day with customizable tags and notes. Whether you walked, worked out, ate more than usual, or simply want to remember how you felt, you can easily connect your daily habits with your weight changes. Customize your own tags with icons, names, colors, and display order to create a tracking system that fits your lifestyle. You can also export and import your records and settings, making it easy to back up your data or transfer it to another device. Main Features • Track your weight • Track your body fat percentage • Add daily notes • Create and customize record tags • View easy-to-read weight and body fat graphs • Review your records on a calendar • Choose your favorite theme color • Set daily reminders so you never miss a log • Export and import your records and settings Premium Features Upgrade to Premium with a one-time purchase to unlock additional features and make your daily tracking experience even better. • Ad-Free Experience – Remove all advertisements for a distraction-free experience. • 12 Additional Theme Colors – Personalize the app with 12 more theme colors. • CSV Export – Export your weight, body fat percentage, daily conditions, and notes as a CSV file that can be opened in Excel or Numbers. Premium is a one-time purchase with no subscription or recurring fees. Whether your goal is weight loss, maintaining your current weight, or simply building a consistent tracking habit, Weight Diet Log helps you understand your progress one day at a time. The free version of this app may display advertisements. Use Weight Diet Log as your daily weight tracker, body fat tracker, and weight loss journal to stay organized and motivated.
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Verdict
The clearest difference is in-app purchases: やせるぞう at none against Weight Diet Log's 1. やせるぞう also leads on ads (none vs shown) and update cadence (weekly vs every 2 months). On price 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
Both are free to download. Weight Diet Log sells 1 one-off in-app purchase. やせるぞう asks for nothing beyond the download.
やせるぞう ships an update weekly, Weight Diet Log every 2 months. Both last shipped on October 28, 2026.
| Parameter | やせるぞう | Weight Diet Log |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly — better | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 17.6 |
| Further details — not scored | ||
| Size | 29 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Yuichi Kitajima | Ryosuke Yamamoto |
In-app purchases
やせるぞう
No in-app purchases
Weight Diet Log
- Weight Diet Log Premium$3.99









