Comparison

Chouseisan vs KanbanApp

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

Head to head
About

Chouseisan

This free scheduling app simplifies event organization for both personal and professional use. Easily create event pages and share URLs with guests to coordinate schedules efficiently. It's a top scheduling service in Japan, designed for smooth itinerary planning.

Highlights
  • Streamlines event scheduling
  • Easy event page creation
  • Shareable event URLs
  • Suitable for private and business use
  • Large user base in Japan
Features
Read full description

Chouseisan is a free and easy to use scheduling application that streamlines scheduling. By streamlining scheduling, you can organize all kinds of events smoothly. ■ One of the largest scheduling services in Japan This is the official application of Chouseisan, one of the largest scheduling applications in Japan with over 8 million monthly active users. ■ Streamlines scheduling for all types of events The simple user experience makes it easy for anyone to use, and it can be used for a wide range of itinerary coordination from private to business situations. ■ Just share the URL with your guests to schedule an event. You can create an event page easily by simply entering the name of the event and possible dates. In addition, the URL of the event page can be shared with guests via chat, etc., for easy scheduling. ■ Completely free of charge Chouseisan is completely free of charge.

About

KanbanApp

Features
Read full description

KanbanApp helps you organize work, ideas, and personal tasks with a simple visual board. Create tasks, sort priorities, and move items through To Do, In Progress, and Done so you always know what needs attention next. Whether you are planning a project, tracking daily work, or managing personal goals, KanbanApp gives you a clean space to stay focused and make progress. Features: • Visual Kanban board for clear task tracking • To Do, In Progress, and Done columns • Add and edit tasks quickly • Drag and drop tasks between columns • Manually reorder tasks by priority • Local SwiftData persistence • Clean SwiftUI interface for iPhone, iPad, and Mac KanbanApp is designed to be lightweight, focused, and easy to use. No clutter, no complicated setup, just a practical board for getting things done.

Screenshots

Chouseisan4 screens
KanbanApp4 screens

Verdict

The call

The clearest difference is price: Chouseisan at Free against KanbanApp's $1.99. Chouseisan also leads on iOS requirement (15.6 vs 26.4). KanbanApp's advantage is ads (none vs shown). On update cadence, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Chouseisan is free to download; KanbanApp costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 7 level
Chouseisan versus KanbanApp: the parameters behind the verdict, then further details
ParameterChouseisanKanbanApp
PriceFree — better$1.99
Rating4.9 (43 ratings) — better—
Positive reviews75.0% of reviews—
Number of ratings43 — better—
Update frequencyFortnightlyFortnightly
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.6 — better26.4
Further details — not scored
Size99 MB13 MB
Age rating4+4+
DeveloperMixtend Inc.softhd

In-app purchases

None

Chouseisan

No in-app purchases

None

KanbanApp

No in-app purchases

Questions

Is Chouseisan free?
Chouseisan is free to download, with no in-app purchases.
Is KanbanApp free?
KanbanApp costs $1.99, with no in-app purchases.
Do Chouseisan or KanbanApp have ads?
Chouseisan shows ads; KanbanApp does not.
Which is updated more often, Chouseisan or KanbanApp?
Chouseisan ships an update fortnightly, and KanbanApp fortnightly. Most recently, Chouseisan was updated on November 7, 2026 and KanbanApp on November 5, 2026.

Other comparisons