Dual vs WaterDrops ー 達成タスクが水に変わりスッキリ！
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Dual
This innovative web browser enables true multitasking by supporting up to four concurrent web pages. Seamlessly switch between tasks like watching videos while composing emails or browsing social media while searching. Maximize your productivity with its flexible layout options and ad-blocking capabilities.
- Up to 4 concurrent web views
- Horizontal and vertical dual web views
- Switch page layouts with a single tap
- Supports up to 6 sessions
- Ad block included
- Private browsing with bio-authentication
- Capture screen area or whole web page as image
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A true multitasking web browser which supports upto 4 concurrent web pages. You can do following concurrent tasks with this amazing app. - Watch youtube video while composing email. - Browse facebook pages while searching keyword in Google. - Read CNN news while watching shopping in Amazon. - And many other concurrent tasks! Enjoy the maximum productivity with this innovative web browser. • Horizontal dual web view. • Vertical dual web view. • Supports upto 4 concurrent web views. • Switch page layouts with single tap. • Supports up to 6 sessions. • Supports ad block • History, favorite pages and most visited pages. • Choose your favorite search englie - Google, Bing, Yahoo, Yandex, Baidu, ... • Private web browsing using Bio Authentication. • Capture current screen area as image. • Capture whole web page into images.
WaterDrops ー 達成タスクが水に変わりスッキリ！
Visualize your daily actions and achievements to gamify task completion. This app helps you break down future goals into simple, manageable steps, guiding you to execute them with focus.
- Visualize actions and achievements
- Gamified task completion
- Break down goals into simple steps
- Focus on immediate actions
- Supports iPhone and iPad
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広告なし。怒涛の行動ラッシュ！ 2021/1/19 BS11 『どっぷりアプリ』で紹介されました。 WaterDropsで、目の前の小さな行動と成果を視覚化し、ゲーム感覚で、タスクをこなそう。 未来に求める成果 ← 成果の種類 ←行動のまとまり（プロジェクト） ← ひとつひとつの行動（タスク） 望む未来の実現 ＝ 未来から逆算して、今、目の前ですべきほんのわずかなシンプルな行動を導き出して、一心不乱に遂行する WaterDropは、そのサポートをします。
Screenshots
Verdict
The clearest difference is price: WaterDrops ー 達成タスクが水に変わりスッキリ！ at Free against Dual's $4.99. WaterDrops ー 達成タスクが水に変わりスッキリ！ also leads on rating (5.0 vs 4.5) and update cadence (every 2 days vs every 3 weeks). Dual's advantage is ratings volume (12 vs 1). On ads, 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
WaterDrops ー 達成タスクが水に変わりスッキリ！ is free to download; Dual costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
WaterDrops ー 達成タスクが水に変わりスッキリ！ holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Dual has 12 ratings behind it against 1, so its average is the more settled of the two.
Dual ships an update every 3 weeks, WaterDrops ー 達成タスクが水に変わりスッキリ！ every 2 days. The most recent releases landed on October 3, 2026 and October 13, 2026 respectively.
| Parameter | Dual | WaterDrops ー 達成タスクが水に変わりスッキリ！ |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 4.5 (12 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 60.0% of reviews | — |
| Number of ratings | 12 — better | 1 |
| Update frequency | Every 3 weeks | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 250 MB |
| Age rating | 17+ | 4+ |
| Developer | Dongwook Cho | takanori hosoi |
Customer experience
Dual
WaterDrops ー 達成タスクが水に変わりスッキリ！
In-app purchases
Dual
No in-app purchases
WaterDrops ー 達成タスクが水に変わりスッキリ！
No in-app purchases
Questions
Is Dual free?
Is WaterDrops ー 達成タスクが水に変わりスッキリ！ free?
Which has better reviews, Dual or WaterDrops ー 達成タスクが水に変わりスッキリ！?
Do Dual or WaterDrops ー 達成タスクが水に変わりスッキリ！ have ads?
Which is updated more often, Dual or WaterDrops ー 達成タスクが水に変わりスッキリ！?
Other comparisons
