秘書さん vs DayLine
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
秘書さん
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K塾生限定で利用できるTODOの管理アプリです。
DayLine
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DayLine organizes your entire day on one beautifully calm timeline. Schedules, todos, memos, and daily habits live together in a single screen — no more switching between apps. The integrated calendar, weather forecast, photo gallery, and quick app shortcuts let you see and act on your day at a glance. KEY FEATURES • Timeline view — visualize your day from morning to night • Schedules, todos, memos, daily tasks & habits in one place • Daily habit tracker with streak tracking • Built-in calendar with optional Outlook & Google Calendar sync • Weather forecast for 40+ cities worldwide • Photo gallery — see today's photos automatically • 10 themes including Dark, Sakura, Midnight, Matcha • Adjustable font size for accessibility • Encrypted cloud sync between iPhone, iPad, and PC web app • Works fully offline — sync only when you sign in PREMIUM FEATURES • PC web app sync (use DayLine in any browser on Mac, Windows, Chromebook) • 8 additional themes • 4 ToDo / Memo slot tabs (free version: 2) DAYLINE ON YOUR PC Subscribe to Premium and sign in once — your data syncs to the DayLine web app at https://dayline-yaneyuka.web.app, so you can plan from your desktop too. PRIVACY Your data stays yours. We use Firebase for sync, store no data we don't need, and never sell your information. See our Privacy Policy for details. For auto-renewable subscriptions: Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://yaneyuka.com/dayline-app-privacy-policy-en
Screenshots
Verdict
The clearest difference is in-app purchases: 秘書さん at none against DayLine's 3. DayLine's advantage is update cadence (every 3 weeks vs every 6 weeks). On price, ads, device support and iOS requirement 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. DayLine sells 3 in-app purchases, starting at $0.49 per month. 秘書さん asks for nothing beyond the download.
秘書さん ships an update every 6 weeks, DayLine every 3 weeks. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.
| Parameter | 秘書さん | DayLine |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 56 MB | 44 MB |
| Age rating | 17+ | 4+ |
| Developer | mere LLC (Apps) | masafumi matsumoto |
In-app purchases
秘書さん
No in-app purchases
DayLine
- スマホプラン$0.491 Month
- 月額プラン$1.991 Month
- 年額プラン$19.991 Year
