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App Store Apps > Productivity > Effica: To-Do List & Reminders
Effica: To-Do List & Reminders icon

Effica: To-Do List & Reminders

by Trinh Ke Thanh · Productivity · Free
On the App Store since January 2025 · Data updated 2026-10-23

Effica: To-Do List & Reminders is made and published by Trinh Ke Thanh. AppBrain is an independent app data site and isn't affiliated with Trinh Ke Thanh. The app name, icon, screenshots and description belong to Trinh Ke Thanh and are shown as published on the App Store.

AppBrain's verdict

Rating on App Store
5.00
1 ratings
Last updated
August 28, 2026

It doesn't have enough ratings yet to judge what users think.

Official page on the App Store

Rankings

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Competitors

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Trinh Ke Thanh
4.6
Free
51 ratings

Releases

Updates seen on the App Store
Version
2.0.4
Launched
January 2025

No changelog data

User feedback

Ratings and reviews on the App Store

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Technology

Found in the app by AppBrain
Price
Free
App size
12.3 MB
Content rating
Everyone

Technologies used by Effica: To-Do List & Reminders

About the app and developer

About Effica: To-Do List & Reminders

Effica: To-Do List & Reminders is a productivity app developed by Trinh Ke Thanh.

User Ratings

Effica: To-Do List & Reminders is rated 5.00 out of 5 stars. The rating is based on one rating ratings.

App Information

Effica: To-Do List & Reminders is freely available from the App Store. The app size is 12.31 MB. The latest version available is 2.0.4. The last update was on August 28, 2026.

Technical Requirements

The app has a content rating of Everyone. The app has been available on the App Store since January 2025.

Developer information for Trinh Ke Thanh

Trinh Ke Thanh

Address:

Frequently asked questions about Effica: To-Do List & Reminders

Is Effica: To-Do List & Reminders free?

Yes. Effica: To-Do List & Reminders is free on the App Store.

Is Effica: To-Do List & Reminders still available?

Yes. Effica: To-Do List & Reminders is on the App Store, and the last update we saw was on August 28, 2026.

How large is Effica: To-Do List & Reminders?

Effica: To-Do List & Reminders is 12.31 MB.

Is Effica: To-Do List & Reminders suitable for children?

App Store rates the content of Effica: To-Do List & Reminders as suitable for everyone.

How do people rate Effica: To-Do List & Reminders?

Effica: To-Do List & Reminders has one rating of 5.00 stars on the App Store.

Who made Effica: To-Do List & Reminders?

Effica: To-Do List & Reminders was developed by Trinh Ke Thanh. It is listed in the productivity category on the App Store.

Share Effica: To-Do List & Reminders

Store listing

By Trinh Ke Thanh, from the App Store
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Screenshots by Trinh Ke Thanh, from the the App Store listing
Description by Trinh Ke Thanh Written by the developer, not by AppBrain. Click to read.
Organize your day without the clutter. Effica combines the simplicity of a built-in reminders app with the organization of a dedicated task manager — lists, groups, tags, and reminders, all in one clean app built natively for iPhone and iPad.

No account needed. No tracking. Your tasks sync instantly and privately through your own iCloud.

INSTANT ICLOUD SYNC

Your tasks, edits, and manual ordering sync in real time across every device you own. No setup screens, no account creation — just sign in with your Apple ID and everything works.

• Automatic sync via iCloud, no setup required
• Full offline functionality
• Manual drag-and-drop ordering preserved
• Works without internet, syncs the moment you reconnect

SMART LISTS THAT ORGANIZE THEMSELVES

Stop deciding where things go. Smart Lists sort your day automatically.
• Today: Everything due today
• Scheduled: Every task with a date, at a glance
• Flagged: Your priorities, always visible
• All Tasks: The complete picture
• Completed: A record of what you've gotten done
• Inbox: A home for anything you haven't sorted yet

Build custom lists with your own colors and icons, then group them by work, home, projects, or however your life is organized.

TASK MANAGEMENT THAT ADAPTS TO YOU

• Tags: Label tasks freely, then filter by one tag or several at once
• Smart Reminders: Any date, any time, repeating patterns, full timezone support
• Subtasks: Break big projects into steps you can actually finish
• Notes & Links: Keep context attached to the task itself
• Image Attachments: Add a photo for visual reference
• Priority Levels: Flag what actually matters
• Flexible Sorting: Manual, alphabetical, by date, by priority — your choice

ACT WITHOUT OPENING THE APP

Mark a task complete or snooze a reminder straight from the notification. No unlocking your phone just to check something off.

DESIGNED FOR APPLE, NOT ADAPTED FOR IT

Effica is built from the ground up for iOS — not a copy-pasted Android app, not a web wrapper. Every animation, every gesture, feels like it belongs on your iPhone.

• Fluid animations, instant response
• Full Dark Mode support
• Optimized equally for iPhone and iPad
• Built to feel like part of the system, not a guest on it

YOUR PRIVACY IS THE DEFAULT, NOT A SETTING

Zero tracking. Zero data collection. Zero third-party servers.

Your tasks live in your personal iCloud, encrypted with your own Apple ID. Effica never sees your data — no analytics, no ads, no back-end database to breach. We don't even ask for your email address.

WHO EFFICA IS FOR

• Professionals juggling projects and deadlines
• Students tracking assignments and schedules
• Families coordinating errands and shopping
• Anyone done with bloated productivity apps that ask for too much
• Anyone who'd rather their task list stayed their business

WHY EFFICA, NOT ANOTHER TO-DO APP

Most task apps ask you to create an account and store your data on their servers before you've even added your first task. Effica doesn't.

• Instant setup — no signup forms, no email verification, no waiting
• Real privacy — your data stays in your personal iCloud, not ours
• Offline-first — every feature works with no connection at all
• Feels instant — built specifically for iOS, not squeezed in from another platform
• No lock-in — your data is always yours, always in your iCloud

Effica is free to download, with Premium available for people who want more. Family Sharing is supported, so Premium extends to your whole household.

Download it. Open it. Start organizing. No forms, no friction — it just works.

SUPPORT

Questions? Feedback? We're here to help.
• Email: support@effica.pro
• Website: https://effica.pro
• Privacy Policy: https://effica.pro/privacy-policy
• Terms of Use: https://effica.pro/terms-of-use
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