SinceUntil vs Bigday
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SinceUntil
Visually track upcoming events or past milestones with customizable widgets. Create countdowns for anything, import from calendars, and share your progress. Offers a native iOS experience with a focus on privacy.
- Home, Lock Screen, and StandBy widgets
- Count down to future events
- Count up from past milestones
- Calendar event import
- Recurring event tracking
- Customizable colors and icons
- Shareable countdowns
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Count down to what's next or count up from the moments that matter. SinceUntil puts live countdowns everywhere you look: Home Screen, Lock Screen, StandBy, and Apple Watch. CREATE IN SECONDS Pick a date, a color, and an icon (or any emoji). Done. Future dates count down, past dates count up, and the direction switches automatically. EVERYWHERE YOU LOOK • Widgets for Home Screen, Lock Screen, and StandBy • Apple Watch app and watch-face complications • Live Activities: pin a countdown to the Lock Screen and Dynamic Island • Control Center controls and Home Screen quick actions • Siri, Shortcuts, and Spotlight: ask for a countdown or search your events STAYS IN SYNC Your events follow you to every device with private iCloud sync, and milestone notifications celebrate meaningful marks like 100 days or 1 year. POWER FEATURES • Import from your calendar, or auto-track recurring activities like gym visits • Recurring countdowns, progress bars, and calendar breakdowns • Share events as beautiful cards that friends can import with one tap • Backup, restore, and CSV export WHAT'S FREE Everything, for up to 3 events. WHAT'S PRO Unlimited events. That's it: $0.49/month, $2.99/year, or $5.99 once and it's yours forever. PRIVACY FIRST No accounts. No tracking. No analytics. Your events sync privately via iCloud, and the developer never sees your data. Privacy Policy: https://sinceuntil.pages.dev Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Bigday
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Some days are worth counting down to. Bigday keeps every one of them right where you'll see it — beautiful countdown widgets on your Home Screen and Lock Screen that show exactly how many days until the moments that matter most. From the wedding you're planning to the vacation you can't wait for, your best friend's birthday, final exams, a sold-out concert, or a baby on the way — Bigday turns the days ahead into something you can see and feel every time you pick up your phone. WIDGETS THAT LIVE WHERE YOU LOOK Add a countdown to your Home Screen or Lock Screen and never lose track of what's coming. Small, medium, and large widgets fit wherever you want them, and update automatically as the big day gets closer — so you're always just a glance away. A COUNTDOWN FOR EVERY OCCASION - Weddings, engagements & anniversaries - Vacations, trips & flights - Birthdays & celebrations - Exams, graduation & back to school - Concerts, games & big events - Baby due dates & pregnancy milestones - Retirement, holidays & the New Year Count down to a future date, or count up the days since a moment you never want to forget. BEAUTIFULLY DESIGNED, MADE YOURS Every countdown is a joy to look at. Choose your colors, add your own photos, and pick a style that fits the moment — from elegant and minimal to bright and fun. Your countdowns, your way. SIMPLE, FAST & EFFORTLESS Creating a countdown takes seconds. No clutter, no learning curve — just add an event, pick a date, and watch the days tick down. Bigday is designed to feel effortless from the very first tap. FREE TO START — ONE-TIME PRO, NO SUBSCRIPTION Bigday is free to download and use. Unlock Pro once, with a single payment and never a subscription, for unlimited countdowns, every widget style, custom themes, and more. Pay once, keep it forever. WHY YOU'LL LOVE BIGDAY - See your next big day at a glance, without even opening the app - Home Screen + Lock Screen widgets that always stay current - A design you'll actually want on your screen - Made for couples, students, travelers, parents-to-be & planners - No subscription. No ads in your way. No fuss. Life is full of moments worth waiting for. Add your first countdown today — and make every big day feel a little closer. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is device support: SinceUntil at 3 against Bigday's 1. Bigday's advantage is iOS requirement (17.0 vs 26.0). On price, ads and in-app purchases 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. SinceUntil sells 3 in-app purchases, starting at $0.49 per month and Bigday sells 2 in-app purchases, starting at $1.99 per year. Whichever you choose, the download price is not the number that matters.
| Parameter | SinceUntil | Bigday |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone |
| Requires iOS | 26.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Walter Sysko | Muhammad Ashir |
In-app purchases
SinceUntil
- SinceUntil Pro$0.491 Month
- SinceUntil Pro$2.991 Year
- SinceUntil Pro$5.99
Bigday
- Bigday Pro - Yearly3 Days trial$1.991 Year
- Bigday Pro - Lifetime$2.99









