Comparison

习惯岛 vs JotDay

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

Head to head
About

习惯岛

This app gamifies habit tracking by allowing users to create custom habit cards and earn in-game currency and experience. Use your rewards to decorate your personal island, unlock new items, and progress through levels. It aims to make habit formation more engaging and rewarding.

Highlights
  • Gamified habit tracking
  • Customizable habit cards
  • Island decoration and expansion
  • In-game currency and experience rewards
  • Cloud synchronization
  • Statistical charts
  • Weekly bonus chests
Features
Read full description

"Habit Island" is a gamified habit tracking app. Here, you can freely customize habit cards, set goals, and create challenges. As you check in on your habits, you'll randomly earn rewards like coins and experience. Once you've saved up enough coins, you can buy items to decorate your island and bring it to life. As you level up through accumulated experience, you'll unlock more items, features, and gameplay. Building a good habit takes time and patience, but we believe that if you keep going, you'll definitely achieve your goals. In "Habit Island," we hope to provide you with a more fun and rewarding way to build habits. We hope you find your own passion. 「Features」 - Pixel Island: Fill your charming pixel-style island with your efforts and persistence - Weekly Chest: Unlock bonus chest rewards by checking in consistently every week - Custom Challenges: Define check-in cycles and challenge goals, clear as a to-do list - Cloud Sync: Your data is securely stored in the cloud, seamlessly accessible across devices - Statistics Charts: Clear and intuitive check-in statistics at a glance - Long Press to Check In: Prevent accidental touches by requiring a long press to check in - Layout Switch: Freely switch between tile and list layouts — find the style you love - Island Expansion: Use rewards from check-ins to expand your island and create your unique space - Multiplayer Co-op: Join a team with friends and build a shared island together

About

JotDay

Effortlessly track your time with automatic sleep and exercise logging from HealthKit. Monitor app usage, visualize your day on a timeline, and analyze time distribution with clean daily, weekly, and monthly views. Includes a minimalist focus timer with Live Activity support.

Highlights
  • Automatic sleep and workout tracking
  • App usage tracking via Shortcuts
  • Minimalist focus timer with Live Activity
  • Intuitive timeline view
  • Daily, weekly, and monthly time views
  • Data analysis for time distribution
Features
Read full description

JotDay is a time tracking app designed to simplify your recording experience and enhance efficiency. It can automatically retrieve your exercise and sleep time, track app usage through Shortcuts, eliminating the need for manual input. The concise timeline, time blocks, weekly view, and monthly view allow you to have a clearer understanding of your time allocation. Key Features: 1. Sleep and Workout Tracking: Automatically fetches sleep and exercise data from the Apple HealthKit health app for convenient daily life statistics. 2. App Tracking: Configure Shortcuts to track app usage. 3. Minimalist Focus Timer: Supports Live Activity, Dynamic Island, and flip timing, allowing you to start timing quickly at any time and check the timing progress. 4. Timeline: Presents your day in an intuitive timeline, allowing you to easily view activity records and add notes. 5. Time Views: Clean day, week, and month views for easy comparison of time 6. Data Analysis: Easily understand the distribution of different types of focused time. Monthly and Annual Membership Subscription Terms: 1. Upon confirmation of purchase and payment, your subscription will automatically renew through your iTunes account.。 2. Your Apple iTunes account will be charged within 24 hours prior to the end of the current subscription period, and the subscription period will be extended by one subscription period upon successful payment. 3. To cancel the renewal, please manually disable the auto-renewal feature in the iTunes/AppleID settings management at least 24 hours before the end of the current subscription period. 4. During the trial period, if the iTunes account does not cancel the subscription, the subscription will be automatically activated and billed at the end of the trial period. Any unused trial time will be forfeited upon purchase of the subscription. 5. This service is optional for you to cancel. If you choose not to cancel, the renewal service for the next billing cycle will be activated for you. Privacy Policy: https://jotday.super.site/ Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

习惯岛4 screens
JotDay4 screens

Verdict

The call

The clearest difference is rating: 习惯岛 at 5.0 against JotDay's 4.7. 习惯岛 also leads on review sentiment (100% vs 86%) and iOS requirement (15.0 vs 17.0). JotDay's advantage is ratings volume (21 vs 4). 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. 习惯岛 sells 11 one-off in-app purchases and JotDay 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

习惯岛 holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: JotDay has 21 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 100% of 习惯岛's written reviews are positive against 86% of JotDay's.

UpkeepUpdate frequency

习惯岛 ships an update every 5 weeks, JotDay monthly. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
习惯岛 versus JotDay: the parameters behind the verdict, then further details
Parameter习惯岛JotDay
PriceFreeFree
Rating5.0 (4 ratings) — better4.7 (21 ratings)
Positive reviews100.0% of reviews — better86.5% of reviews
Number of ratings421 — better
Update frequencyEvery 5 weeksMonthly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.0 — better17.0
Further details — not scored
Size21 MB50 MB
Age rating4+4+
Developer广博 郝Remix Design Studio

Customer experience

习惯岛

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

JotDay

All ratings21 ratings
Positive95.2%
Neutral0.0%
Negative4.8%
Written reviews37 reviews
Positive86.5%
Neutral8.1%
Negative5.4%

In-app purchases

11 purchases

习惯岛

One-time11
  • PLUS 计划(1 个月)$0.99
  • PLUS 计划(6 个月)$2.99
  • PLUS 计划(1 年)$3.99
Show 8 more
  • PLUS 计划(6 个月)$3.99
  • PLUS 计划(6 个月)$4.99
  • PLUS 计划(1 年)$4.99
  • PLUS 计划(1 年)$6.99
  • PLUS 计划(1 年)$7.99
  • PLUS 计划(终身)$9.99
  • PLUS 计划(终身)$12.99
  • PLUS 计划(终身)$19.99
4 purchases

JotDay

Subscriptions2
  • JotDay Pro Monthly3 Days trial$0.991 Month
  • JotDay Pro Yearly7 Days trial$4.991 Year
One-time2
  • JotDay Pro Annual to Lifetime$5.99
  • JotDay Pro Lifetime$9.99

Questions

Is 习惯岛 free?
习惯岛 is free to download, with in-app purchases available.
Is JotDay free?
JotDay is free to download, with in-app purchases available.
Which has better reviews, 习惯岛 or JotDay?
习惯岛 is rated higher. 习惯岛 averages 5.0 out of 5 from 4 ratings, while JotDay averages 4.7 from 21 ratings.
Do 习惯岛 or JotDay have ads?
Neither 习惯岛 nor JotDay shows ads.
Which is updated more often, 习惯岛 or JotDay?
习惯岛 ships an update every 5 weeks, and JotDay monthly. Most recently, 习惯岛 was updated on October 24, 2026 and JotDay on October 30, 2026.

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