Circle Calendar vs Pie Chart Time Management
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Circle Calendar
This app visualizes your daily schedule using a unique circle chart format. It allows for intuitive operation, color-coding of tasks, and custom notifications to help you manage your time effectively. Optimize your day by seeing where your time is spent.
- Circle scheduler calendar
- Intuitive operation
- Create circle schedules
- Customizable notifications
- Color-coding for schedules
- Copy and paste schedules
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Circle Calendar manage the schedule of the day in the circle schedule. Visualize the wasted time! Simple and stylish calendar app! -FEATURES *Equipped with a circle scheduler calendar. *It can be operated intuitively. -POSSIBLE *Create a circle schedule It automatically creates a circle schedule by entering the plan. *Notification It can be optionally set for each plan. *Colorize It can change the color for each schedule and task. *Copy and Paste It can copy and paste the whole schedule. -HOW TO *Delete a schedule or plan Delete menu will appear by pressing the pie chart long.If you want to delete a plan one by one,from the detailed screen, Delete menu will appear by swiping the plan from right to left. *Copy a schedule Copy menu will appear by pressing the pie chart long.After selecting copy, you can paste it by tapping a date. After selecting the copy, you can paste it by tapping a date. By pressing the "Finish" button in the upper right-hand corner, you can exit the paste. *Notification setting You will be notified reach by turning on the switch of plans. Settings screen, you can choose whether to receive many minutes before the start time from the notification menu. * Registration as a model and quotation By push "Register this plan" of the registration screen,check box will be marked. And pushing "save button", it will be automatically registered as a model. In addition, you can quote by pressing the "Choose from registerd plans". -Note In the free version, the schedule can be registered in the month will be up to 15. Upper limit can be extended by watching short movie and removed by buying premium-menu. coding&design:App Kaihatsu Man from Japan
Pie Chart Time Management
Visualize your daily activities and schedule with a colorful pie chart interface. Track habits, manage time, and review past records through an intuitive calendar view. Customize colors to personalize your time management experience.
- Time management with pie charts
- Habit tracking
- Colorful calendar view
- Daily record details
- Customizable colors
- Schedule management
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Pie Chart Time Management app let you manage your time, schedule and habit by colorful the pie chart. You can check your schedule by a calendar too. Please use it :) ■■■■ Calendar ■■■■ This is a beautiful and colorful calendar which let you easily know everyday's records. As you record your schedule or what you did, the calendar gradually fill the records! Also, you can see the old records! ■■■■ Day Record Detail ■■■■ Once you tap "Edit" button after you tap the calendar's day or double-tap the day, you will move to day record detail screen. In this screen, it's easier to understand the detail. Of course, you can input the record for the day from this screen. Let's input a lot! ■■■■ Customize Colors ■■■■ You can customize and select the colors for each records to create the beautiful and colorful calendar. You can select the color from your input screen. Please use it!
Screenshots
Verdict
The clearest difference is rating: Pie Chart Time Management at 4.5 against Circle Calendar's 3.9. Pie Chart Time Management also leads on ratings volume (40 vs 13). Circle Calendar's advantage is ads (none vs shown) and review sentiment (57% vs 43%). On price, in-app purchases, monetization model and device support 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. Circle Calendar sells 1 one-off in-app purchase and Pie Chart Time Management sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Pie Chart Time Management holds the better App Store score, 4.5 against 3.9. Both are backed by a comparable volume of ratings — 13 and 40 respectively. Written reviews complicate that: 57% of Circle Calendar's written reviews are positive against 43% of Pie Chart Time Management's, so the app with the better star average is not the one people write more warmly about.
Circle Calendar ships an update every 6 weeks, Pie Chart Time Management every 3 months. Both last shipped on October 24, 2026.
| Parameter | Circle Calendar | Pie Chart Time Management |
|---|---|---|
| Price | Free | Free |
| Rating | 3.9 (13 ratings) | 4.5 (40 ratings) — better |
| Positive reviews | 57.4% of reviews — better | 43.2% of reviews |
| Number of ratings | 13 | 40 — better |
| Update frequency | Every 6 weeks — better | Every 3 months |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.1 — better | 13.0 |
| Further details — not scored | ||
| Size | 13 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | NAKAYUBI CORPORATION | Kazuya Kobayashi |
Customer experience
Circle Calendar
Pie Chart Time Management
In-app purchases
Circle Calendar
- No Ads and No limits$2.99
Pie Chart Time Management
- Disable Ads$4.99


