VertexTimer vs DayLine
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
VertexTimer
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VertexTimer is a next-generation timer app you can rely on even when you can’t make a sound. In meetings, presentations, lectures, or at the library—you can manage time accurately while staying considerate of everyone around you. ■ A silent timer you can trust Timeboxing in meetings, keeping track during presentations, pacing lectures, focused study in a library. Even in places where you can’t use sound, VertexTimer notifies you with vibration. It can notify you in the background and even while your phone is locked. ■ Start instantly from your Home Screen Just tap a widget to start a timer without even opening the app. “30 minutes” before a meeting, “Pomodoro 25 minutes” when you begin studying, “HIIT 45 seconds” for workouts— your timers are right on the Home Screen, so you can act before you even have to think. Supports three widget sizes: Small, Medium, and Large. Choose the layout that fits your style (Medium/Large are available with the Plus plan). ■ Automate complex schedules with Routines With Routines, you can run multiple timers in sequence—perfect for workflows that have several steps. [Pomodoro Technique] Automatically chain “Focus 25 min → Break 5 min → Focus 25 min → Break 15 min” to stay in the zone. [HIIT Training] Run “Workout 45 sec → Rest 15 sec” automatically—great for gym sessions. [Step-by-step Cooking] Set timers per step like “Boil pasta 10 min → Make sauce 5 min → Plate 2 min.” [Bedtime Routine] Quietly manage “Reading 15 min → Stretching 10 min → Meditation 5 min” so you can unwind at your pace without waking anyone up. ■ Three timer modes [Tap (One-Tap) Mode] Start a preset timer with one tap—the simplest, easiest mode. [Key (Keypad) Mode] Set time fast with number keys. Type “25” and tap the “min” button to start a 25-minute timer. [Tilt Mode] Start a timer just by tilting your iPhone right, left, forward, or backward. Assign frequently used durations (5, 10, 25, 60 minutes, etc.) to each direction. ■ Preset & Routine management [Save Timers] Save frequently used timers and organize them by purpose [Routines] Run multiple timers in sequence. Set a name and duration for each step, then run them in order. ■ Check progress even on the Lock Screen Supports Dynamic Island and Live Activity. ■ Example use cases [Meetings & Presentations] For meetings with strict timeboxes or presentations with time limits. Start instantly from a widget, keep an eye on remaining time via Dynamic Island. Silent notifications help you manage time confidently without disturbing others. [Library & Study Rooms] Track study time without bothering anyone. Vibration-only alerts keep you focused, and Pomodoro routines boost efficiency. Run “25 min focus → 5 min break” automatically. [Bedroom & Bedtime Routines] Manage bedtime habits without waking your family. Automate reading, stretching, meditation, and more with routines. Stay on your own pace in a quiet environment. [Gym & Workouts] Great for HIIT or circuit training. A routine like “45 sec workout → 15 sec rest” is incredibly handy. Start instantly from a widget without breaking your flow. [Parenting & Childcare] For bedtime routines, feeding intervals, nap tracking, and more. Measure time without sound—no need to worry about waking your baby. ■ Pricing [Free Plan] • 1 Tilt preset • 1 Routine • Unlimited single timers • Small widget only • All timer modes available [Plus Plan] • Unlimited presets • Unlimited routines • All widget sizes (Small / Medium / Large) ■ Recommended for • Anyone who wants to manage meeting/presentation timeboxes • Anyone using the Pomodoro technique to improve focus • People who want a quiet bedtime routine timer in the bedroom • Anyone who needs workout intervals at the gym • Parents who want to manage time without waking their baby ■ Support For questions or requests, feel free to contact us at: https://kohakuwebdesign.net/apps/vertextimer#support Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
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 • Ad-free experience • 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 update cadence: DayLine at every 2 weeks against VertexTimer's every 3 months. DayLine also leads on iOS requirement (15.1 vs 26.1). 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. VertexTimer sells 4 in-app purchases, starting at $4.99 per month and DayLine sells 3 in-app purchases, starting at $0.49 per month. Whichever you choose, the download price is not the number that matters.
VertexTimer ships an update every 3 months, DayLine every 2 weeks. The most recent releases landed on October 6, 2026 and October 25, 2026 respectively.
| Parameter | VertexTimer | DayLine |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 26.1 | 15.1 — better |
| Further details — not scored | ||
| Size | 4 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | Hiroki Sakaguchi | masafumi matsumoto |
In-app purchases
VertexTimer
- Plus - Monthly7 Days trial$4.991 Month
- Plus Yearly7 Days trial$39.991 Year
- Alarm Pack$14.99
- Lifetime$59.99
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









