Comparison

아이두 vs Thoughts!

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

아이두

This app uses AI to help you manage your daily tasks and stay motivated with friends. It organizes your to-dos automatically, tracks your progress, and allows you to share your goals and achievements with others for mutual encouragement.

Highlights
  • AI-powered task parsing and organization
  • Social sharing of to-dos with friends
  • Progress tracking and achievement streaks
  • Customizable reminders and notifications
  • Color-coded task categorization
  • Weekly and monthly AI reports (Pro)
Features
Read full description

Managing your to-dos alone never really works, does it? Aido is a social to-do app that helps you finish what you set out to do every day — with the power of AI and friends. Just say the word and your tasks organize themselves, and with friends alongside you, staying consistent becomes easy. [ Smart To-Do Management, Powered by AI ] - Speak or type, and AI automatically parses the task, date, and time - Create recurring schedules with a single phrase like "workout every Mon/Wed/Fri" - AI analyzes your patterns and suggests recurring routines automatically (Pro) - Weekly and monthly AI reports break down your completion rate and patterns by category and day (Pro) [ Stay Motivated with Friends ] - Find friends by user tag (#) and see each other's to-dos in the feed - Give a nudge when someone's slacking off - Send cheers to friends who've finished all their tasks - Together, a three-day resolution becomes an everyday one [ See Your Growth at a Glance ] - Check your daily completion rate on the weekly and monthly calendar - Record your consistency with achievement streaks - Visualize your progress with AI weekly reports and plan next week's strategy (Pro) [ Clean Schedule Management ] - Organize tasks with color tags by category - Manage to-dos like events with date and time settings - Auto-generate weekly routines with recurring to-dos - Sort by priority with drag and drop - Choose what to share with public/private settings [ Reminders That Fit You ] - Start and end your day with morning and evening reminders - Get automatic alerts 60 and 10 minutes before a task begins - Customize reminder times freely (Pro) [ Make It Yours ] - Light / Dark / System themes - 6 premium cat-themed app icons [ Easy to Start ] - Social login with Kakao, Google, Naver, and Apple - Sign up with email, too Recommended for - Anyone who keeps putting tasks off - Anyone whose solo plans fizzle out in a few days - Anyone who wants to grow by motivating each other with friends - Anyone who wants to organize tasks quickly with AI - Anyone who wants to review their productivity every week Start with today's to-dos alongside Aido right now. [ Subscription Details ] Aido offers its core features for free. With an Aido Pro subscription, you can access the following premium features: - Unlimited AI usage - AI weekly and monthly reports - Automatic routine suggestions - Customizable reminder times - Premium app icons (6 cat themes) - Payment will be charged to your iTunes account at confirmation of purchase. - Your subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. - You can manage your subscription in your device settings after purchase. Terms of Service: https://aido.kr/ko/terms Privacy Policy: https://aido.kr/ko/privacy [ Data Sources ] This service uses public data from the Public Data Portal (data.go.kr). - Korea Meteorological Administration: short-term forecasts, living weather index (UV) - AirKorea (Korea Environment Corporation): real-time air quality data (PM10, PM2.5) - Korea Astronomy and Space Science Institute: sunrise and sunset times

About

Thoughts!

Features
Read full description

Capture ideas as they come, and find them again when you need them. With Thoughts!, quick notes, links, photos, events, and ideas all live in one place. Based on what you save, Thoughts! suggests a title, summary, tags, and a PARA folder. Key features - Quick notes Save thoughts, to-dos, and ideas right away. - Threaded notes Keep adding to an existing Thought and bring related ideas together. - Save links Keep articles, videos, and webpages along with their key points. - Photo notes Save screenshots and reference images together with your notes. - Events and reminders Type appointments or tasks naturally and manage them as calendar events and reminders. - PARA folders Organize notes and references into Projects, Areas, Resources, and Archive. - Tags and search Find what you need using titles, summaries, tags, and folders. You do not need to organize everything before you start. Capture it first, then come back when you need it.

Screenshots

아이두4 screens
Thoughts!4 screens

Verdict

The call

The clearest difference is iOS requirement: 아이두 at 16.4 against Thoughts!'s 26.0. On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. 아이두 sells 2 in-app purchases, starting at $2.99 per month and Thoughts! sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

아이두 ships an update every 2 days, Thoughts! every 3 days. The most recent releases landed on September 1, 2026 and September 7, 2026 respectively.

Scorecard1 real difference · 8 level
아이두 versus Thoughts!: the parameters behind the verdict, then further details
Parameter아이두Thoughts!
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 days — betterEvery 3 days
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.4 — better26.0
Further details — not scored
Size107 MB49 MB
Age rating4+4+
Developeryongmin kimSeongjae Kim

In-app purchases

2 purchases

아이두

Subscriptions2
  • Aido Pro$2.991 Month
  • Aido Pro$19.991 Year
2 purchases

Thoughts!

Subscriptions2
  • Thoughts! Pro$1.991 Month
  • Thoughts! Pro$12.991 Year

Questions

Is 아이두 free?
아이두 is free to download, with in-app purchases available.
Is Thoughts! free?
Thoughts! is free to download, with in-app purchases available.
Do 아이두 or Thoughts! have ads?
Neither 아이두 nor Thoughts! shows ads.
Which is updated more often, 아이두 or Thoughts!?
아이두 ships an update every 2 days, and Thoughts! every 3 days. Most recently, 아이두 was updated on September 1, 2026 and Thoughts! on September 7, 2026.

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