Comparison

Twos vs WaterDo

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

Head to head
About

Twos

Quickly capture notes, to-dos, and reminders in one place. Access your information across all devices with seamless syncing and powerful search. Collaborate on lists and integrate with other reading apps.

Highlights
  • Quick note and to-do entry
  • Cross-device syncing
  • Powerful search functionality
  • Collaborative list sharing
  • Integration with reading apps
  • Rich text formatting
  • AI-powered chat for retrieval
Features
Read full description

Twos is the quickest place to write things down. Write a thing in seconds, then find it the moment you need it. Notes, to-dos, reminders, events, and lists all live in one simple place, synced to every device you use. • Write a thing in seconds from the app, a widget, or Siri • Save what's on your screen by saying "Save this to Twos" • Unfinished to-dos roll over to today on their own • Ask Twos Chat anything you've written, even months later • Reminders that repeat, follow your location, and sync with your calendar • Rich text: bold, italics, headings, code, and longer notes • Share a list and write it together, live • Bring in what you read from Instapaper, Readwise, Kindle, and Apple Books • Search everything you've ever written, instantly • Works offline and syncs when you're back • Use Twos on iPhone, iPad, Mac, Apple Watch, and the web Twos is free for life, with no limit on how much you write. Twos Plus adds templates, archive, week view, customization, unlimited AI chat, and more, across every device you use. Write down things that matter. Privacy policy: https://www.TwosApp.com/privacy Terms of service: https://www.TwosApp.com/terms

About

WaterDo

Organize your daily tasks with a visually engaging and fun to-do list. Turn chores into interactive water balls that you can pop upon completion. Features include reminders, a calendar, and progress reviews to help you manage your schedule and stay motivated.

Highlights
  • Tasks visualized as water balls
  • Add notes anytime
  • Prioritize with 'Water ball of the day'
  • Daily task review
  • Schedule tasks with calendar integration
  • Set reminders
  • Unlock rewards for task completion
  • Explore theme islands
Features
Read full description

WaterDo is an aesthetically pleasing to-do app created by the team of Forest: Stay Focused, the #1 productivity app with over 40 million users. It helps you stay on track and organise your daily list of jobs in the most intriguing way imaginable! You cannot avoid the tedious chores in life, but you can choose to make them fun! In addition to the soothing interface and fun mechanism, WaterDo is equipped with reminders and a calendar that make your life more efficient! Here, your schedule becomes a list of bouncy water balls. Pop them after you've completed your tasks and enjoy the wonderful sensation of watching them burst. *Warning! The burst is extremely satisfying. Enjoy yourself! What WaterDo has to offer: - Visualise your to-do list by turning tasks into water balls. - Add notes anytime, anywhere as things pop into your head. - Use the 'Water ball of the day' feature to prioritise the most important task. - Daily task review helps you go over your progress and take control of your life. - Schedule your tasks with ease, be the master of time management. - Set reminders, unwind and snooze. We've got y'all procrastinators covered! - Complete tasks to unlock treasure chests. Your dedication deserves to be rewarded. - Explore various theme islands and begin your magical journey! SUBSCRIPTIONS & BILLING WaterDo offers free features for use, and welcomes you to experience the premium version through a free trial. After the trial period, if offered, your subscription automatically renews unless turned off 24 hours before the end of the current period. Payment will be charged to your Apple ID account. You can manage or cancel your subscription anytime in your Apple account settings. Removing the app doesn't cancel the subscription. Gamification brings motivation and motivation boosts productivity. Download WaterDo right now and turn boring to-dos into motivations! Terms of Service: https://waterdo.seekrtech.com/terms/ Privacy Policy: https://waterdo.seekrtech.com/privacy/

Screenshots

Twos4 screens
WaterDo4 screens

Verdict

The call

The clearest difference is update cadence: Twos at daily against WaterDo's fortnightly. Twos also leads on rating (4.8 vs 4.5) and review sentiment (90% vs 71%). WaterDo's advantage is ratings volume (1.2K vs 392) and iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases and monetization model 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. Twos sells 10 in-app purchases, starting at $4.99 per month and WaterDo sells 4 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Twos holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 392 and 1.2K respectively. Written reviews point the same way: 90% of Twos's written reviews are positive against 71% of WaterDo's.

UpkeepUpdate frequency

Twos ships an update daily, WaterDo fortnightly. The most recent releases landed on November 9, 2026 and November 6, 2026 respectively.

Scorecard6 real differences · 4 level
Twos versus WaterDo: the parameters behind the verdict, then further details
ParameterTwosWaterDo
PriceFreeFree
Rating4.8 (392 ratings) — better4.5 (1.2K ratings)
Positive reviews89.9% of reviews — better70.9% of reviews
Number of ratings3921.2K — better
Update frequencyDaily — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, Mac, Apple Watch — betteriPhone, iPod
Requires iOS16.013.0 — better
Further details — not scored
Size152 MB180 MB
Age rating4+4+
DeveloperTwos Technologies IncorporatedSEEKRTECH CO., LTD.

Customer experience

Twos

All ratings392 ratings
Positive94.9%
Neutral1.3%
Negative3.8%
Written reviews139 reviews
Positive89.9%
Neutral3.6%
Negative6.5%

WaterDo

All ratings1,229 ratings
Positive87.7%
Neutral3.1%
Negative9.2%
Written reviews923 reviews
Positive70.9%
Neutral10.0%
Negative19.2%

User reviews

Twos

From 392 App Store ratings

What we love

  • 🚀 Simple and intuitive
  • 👍 Customizable and versatile
  • 🤖 Helpful AI assistant
  • 🗓️ Seamless calendar integration
  • 💡 Innovative features like Twos World

Room to improve

  • 🐛 Occasional bugs and sync issues
  • 🔍 Steep learning curve for some
  • 🗓️ Limited calendar functionality
  • 🔒 Concerns about privacy and data usage

WaterDo

From 1.2K App Store ratings

What we love

  • 🚀 Satisfying to complete tasks
  • 🎨 Cute and visually appealing
  • 🎯 Helps with productivity and organization
  • 💡 Gamification and island building motivates users
  • 👍 Easy to use and navigate

Room to improve

  • 🐛 Recurring tasks can be buggy or disappear
  • 🐛 Daily review feature often glitchy or unresponsive
  • 🔒 Subscription required to access full functionality
  • 🔒 Lack of free trial before subscription
  • 🔒 Inability to fully use app without paying

Bugs and requests

Twos

Reported bugs

3 issues
  • Added events not showing in calendar view
  • Crashes and freezes on some devices
  • Issues with photo imports and attachments

Requested features

6 requests
  • Dark mode option
  • Kanban board view
  • Pomodoro timer integration
  • Better task duration and scheduling in calendar
  • Improved organization with folders and hierarchical structure
Show 1 more
  • Custom recurring task options

WaterDo

Reported bugs

5 issues
  • Treasure chests not opening properly
  • Text and layout issues causing readability problems
  • Syncing issues between devices
  • App crashing or freezing
  • Inability to contact support

Requested features

7 requests
  • More color options for task tags
  • Ability to rearrange task bubbles
  • Option to view completed tasks
  • Integration with other productivity apps like Forest
  • iPad and desktop versions of the app
Show 2 more
  • Customizable daily review time
  • Ability to mark tasks as partially completed

In-app purchases

10 purchases

Twos

Subscriptions3
  • Twos Plus Monthly7 Days trial$4.991 Month
  • Twos Believer Monthly$4.991 Month
  • Twos Plus Yearly7 Days trial$39.991 Year
One-time7
  • Your week$1.99
  • Hyperlinks$1.99
  • Alerts$1.99
Show 4 more
  • Tags$1.99
  • Templates$1.99
  • AI$1.99
  • Buy all$11.99
4 purchases

WaterDo

Subscriptions3
  • WaterDo Monthly Membership7 Days trial$0.991 Month
  • WaterDo Annual Membership7 Days trial$9.991 Year
  • WaterDo Annual Membership1 Year trial$9.991 Year
One-time1
  • WaterDo Lifetime Membership$14.99

Questions

Is Twos free?
Twos is free to download, with in-app purchases available.
Is WaterDo free?
WaterDo is free to download, with in-app purchases available.
Which has better reviews, Twos or WaterDo?
Twos is rated higher. Twos averages 4.8 out of 5 from 392 ratings, while WaterDo averages 4.5 from 1.2K ratings.
Do Twos or WaterDo have ads?
Neither Twos nor WaterDo shows ads.
Which is updated more often, Twos or WaterDo?
Twos ships an update daily, and WaterDo fortnightly. Most recently, Twos was updated on November 9, 2026 and WaterDo on November 6, 2026.

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