Worrydoll vs Nudidoo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Worrydoll
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■ Write : A soft way to leave your worries - Choose your worry doll - Select a date, write freely - Pick worry tags - Leave today’s worry with today’s worrydoll ■ Calendar : Your worries, clearly organized - View your worries on a calendar - Reflect daily, weekly, or monthly ■ Report : Monthly reports that reveal patterns - Worry tag analysis - Simple charts and explanations - Understand what made certain days feel overwhelming ■ Title - Collect titles as you write worries - Records become small achievement, achievements become comfort ■ A small note for you - WorryDoll uses email-based sign-up - This app is made by a beginner developer, with care and sincerity. - Your feedback is always welcome, I promise to listen and improve, step by step.
Nudidoo
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Too many things you want to do, but somehow you keep putting them off. Nudidoo is an app that helps you keep going with small daily actions. Made for those who overthink and find it hard to start. “Just one small step today is enough.” Instead of complicated plans, try doing just one small thing today. *This app is currently available in Korean only. ● Create Goals Break down your goals into small, simple actions. ● Be with Nudis When you create a goal, a “Nudi” comes to your aquarium. It grows alongside your dream. ● Daily Candy Check Complete one small action and check it off. Small records build meaningful progress. ● Do It Today, Shine Brighter If you complete today’s task on the same day, you’ll receive a shining candy. ● Decorate Your Aquarium Collect shining candies and decorate your own aquarium. Relax and enjoy the calming underwater atmosphere. ● Complete Your Goal When you finish a goal, send your Nudi off to the sea and keep it as your journey. Recommended for you › You make plans but often put them off › You want to build habits without pressure › You enjoy cute and emotional ways of tracking progress › You have many dreams but struggle to start
Screenshots
Verdict
The clearest difference is ads: Nudidoo at none against Worrydoll's shown. Nudidoo also leads on update cadence (every 4 days vs every 2 months). On price, in-app purchases, device support and iOS requirement 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. Neither carries in-app purchases, so what you see is what you pay.
Worrydoll ships an update every 2 months, Nudidoo every 4 days. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.
| Parameter | Worrydoll | Nudidoo |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 4 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 43 MB | 48 MB |
| Age rating | 4+ | 4+ |
| Developer | Seunglim Baek | JEONGWON GO |
In-app purchases
Worrydoll
No in-app purchases
Nudidoo
No in-app purchases









