コスログ vs ChillNavi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
コスログ
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コスメ、気づいたら増えていませんか? ・いつ開封したか分からない ・使用期限が過ぎているか不安 ・同じようなコスメをまた買ってしまう そんな悩みを解決するのが「コスログ」です。 ■ コスログでできること 【コスメのかんたん記録】 開封日や購入日をサクッと登録。 一覧で持っているコスメをすぐに確認できます。 【使用期限を自動管理】 開封日から使用期限を計算してお知らせ。 「気づいたら期限切れ」を防げます。 【通知でしっかりリマインド】 期限が近づいたら通知でお知らせ。 大切なコスメを無駄にしません。 【シンプルで使いやすいデザイン】 毎日使うからこそ、直感的でストレスのない操作性。 ■ こんな人におすすめ ・コスメをたくさん持っている ・使用期限をちゃんと管理したい ・無駄買いを減らしたい ・ミニマルにコスメを管理したい コスログで、あなたのコスメ管理をもっとスマートに。
ChillNavi
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ChillNavi is a gentle baby tracking app for families who want to record daily care, notice rhythms, and look back on growth together. Log feeding, sleep, diapers, temperature, milestones, calendar events, and notes in a simple flow that feels easy to use even during busy days and late nights. Share updates with your partner so both of you can stay in sync and see what has already been recorded. Key features: • Quick logging for milk, nursing, sleep, diapers, temperature, notes, and more • Family sharing so your partner can see updates right away • Calendar and reminders for important plans and routines • Growth and milestone tracking to reflect on your baby’s development • Timeline-style memories with photos and notes • Guest mode, so you can start without creating an account • Account signup later when you need backup or data transfer ChillNavi is designed to help families keep warm, meaningful records today that can become precious memories in the future.
Screenshots
Verdict
The clearest difference is update cadence: コスログ at weekly against ChillNavi's every 2 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
コスログ ships an update weekly, ChillNavi every 2 months. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.
| Parameter | コスログ | ChillNavi |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.5 | 15.1 — better |
| Further details — not scored | ||
| Size | 54 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | Karin Inoue | yusuke mori |
In-app purchases
コスログ
No in-app purchases
ChillNavi
No in-app purchases









