Tailii - Surprise Countdown
Advent Calendar for Any Event
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Build a countdown of little daily surprises — a photo, a note, a voice message — that someone you love unlocks one a day, right up to the big day.
Tailii is a personal surprise countdown - an Advent Calendar for birthdays, anniversaries, graduations, holidays, and every occasion worth celebrating.
Create messages, photos, videos, drawings, and other thoughtful surprises. Choose when the countdown begins, and Tailii reveals them one at a time leading up to the special day.
HOW TAILII WORKS
1. Create a countdown and choose the celebration date
2. Decide how many surprises you want to include
3. Add messages, photos, videos, drawings, and stickers
4. Set the daily reveal time and when the countdown begins
5. Share the countdown privately with someone special
6. Tailii unlocks each surprise at the scheduled time
WHY CHOOSE TAILII
- An Advent Calendar for any event: Create a surprise countdown beyond the Christmas season
- Made personally by you: Craft every surprise for someone special
- Flexible countdowns: Choose one surprise per day or create a custom number
- Scheduled reveals: Decide when surprises begin and what time they unlock
- Creative surprise editor: Combine text, photos, videos, drawings, stickers, and backgrounds
- Hidden until the right moment: Future surprises remain locked until their reveal time
- Private sharing: Only your recipient can access the countdown you share
- Memories worth revisiting: Opened surprises remain available to enjoy again
- Playful, hand-drawn design: Turn every countdown into a colorful and personal experience
PERFECT FOR
- Birthdays
- Anniversaries
- Graduations
- Weddings and engagements
- Christmas and holidays
- Farewells
- Vacations and trips
- Long-distance relationships
- "Just because" surprises
- Any special day worth counting down to
PRIVACY
Tailii is designed for personal sharing. Your countdown and surprises are shared privately with your intended recipient.
See our Privacy Policy at tailii.com/privacy.
SUPPORT
Questions, ideas, or feedback? Contact us at hello@tailii.com.
Tailii - make every special day even more special, one surprise at a time.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, Dinh Quang Trung, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Purchases
- Contact Info
- User Content
- Identifiers
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Typing Technology Company Limited
- Size
- 56.1 MB
- Category
- Lifestyle
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- 10 Events $9.99
- Copyright
- © 2026 Typing Technology Co., Ltd.