Time Horizon vs Winter Calendar
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Time Horizon
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Struggle with time blindness? Let Horizon watch the clock for you. Standard calendars show you your next event, but Horizon helps you get there. Add get-ready buffers, travel time, and gentle notifications to visualize the pre-event period that feels invisible, allowing you to arrive right on schedule without the mental math. It's tunable support and flexibility where you need it, without micromanaging or overcomplicating. Seamless calendar integration: Horizon is compatible with the Apple and Google calendars you already use, with two-way syncing. Free, forever: - The 24-hour dial: Your next 24 hours, visualized at a glance - Works with Apple and Google calendars - Get-ready and travel lead-ins, so "be there at 7" becomes "start getting ready at 6:10" - Live countdowns that signal when you need to move, not when you need to arrive - Home Screen and Lock Screen widgets - Gentle reminders at the moments that matter Horizon Pro adds even more customizable support: - Lock-screen live progress bar while you get ready - Go beyond notifications with real alarms for leaving, waking, and meds - Live traffic checks that update your travel time automatically before you need to get ready - Sleep schedule with wind-down reminders - Plan your workweek with the the Weekly Scheduler - Built-in to-do list that syncs with your Apple Reminders - Daily intentions and med tracking, gently woven into your day - Punctuality analytics that show your patterns for personal insight - Apple Watch companion app to support you from anywhere No new logins to remember, no cloud storage held by someone else. Your life and privacy stay with your device. Built by an ADHD brain, for ADHD brains (and everyone else, too). --- Horizon Pro is available as a monthly or annual auto-renewing subscription, or a one-time lifetime purchase. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period, and can be managed or canceled in your App Store account settings. Payment is charged to your Apple Account at confirmation of purchase. Privacy policy: https://timehorizon.carrd.co#privacy Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Winter Calendar
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Winter Calendar turns your schedule into a briefing, not a grid. Instead of colored blocks, your week reads like a short editorial written for you: Today, Tomorrow, and This Week, in plain sentences with relative times like "tonight at 7" or "Thursday afternoon." WRITTEN FOR YOU On-device Apple Intelligence rephrases event titles and adds short notes, so you can see at a glance what matters and what to bring. PRIVATE BY DESIGN Everything runs on your iPhone. Your events come from the calendars already on your device, and the AI never sends your schedule to a server. ADD EVENTS BY TYPING Type something like "dinner with Sam Friday at 7" and Winter Calendar creates the event for you. Long-press any event to edit it, delete it, or ask about it. LIVE AT A GLANCE Events show as upcoming, happening now, or done. Overlapping events are flagged, and tomorrow's briefing is ready the evening before. WIDGETS Put your day on your Home Screen: what's on now and next, today's date, a mini calendar, or the full editorial. Winter Calendar works with the calendars you already use through iOS, including iCloud, Google, and Exchange.
Screenshots
Verdict
The clearest difference is in-app purchases: Winter Calendar at none against Time Horizon's 3. Winter Calendar also leads on update cadence (every 4 days vs monthly). Time Horizon's advantage is iOS requirement (18.2 vs 27.0). On price, ads and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Time Horizon sells 3 in-app purchases, starting at $2.99 per month. Winter Calendar asks for nothing beyond the download.
Time Horizon ships an update monthly, Winter Calendar every 4 days. Both last shipped on October 31, 2026.
| Parameter | Time Horizon | Winter Calendar |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Every 4 days โ better |
| Ads | No | No |
| In-app purchases | Yes | No โ better |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Requires iOS | 18.2 โ better | 27.0 |
| Further details โ not scored | ||
| Size | 15 MB | 2 MB |
| Age rating | 12+ | 4+ |
| Developer | Sydney Sharpe | Rogue Superintelligence LLC |
In-app purchases
Time Horizon
- Monthly7 Days trial$2.991 Month
- Annual7 Days trial$19.991 Year
- Lifetime$59.99
Winter Calendar
No in-app purchases









