Comparison

角度計犬 vs iGanttChart

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

Head to head
About

角度計犬

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iphoneやipodなどのiOSデバイスに内蔵しています加速度センサーを利用し、平面や物などの角度を手軽に計ることができるアプリです。簡易水準器として使用することができます。It is an application that allows you to easily measure the angle.

About

iGanttChart

Create and manage project timelines with ease using this intuitive mobile application. Features include task progress tracking, color-coding, links, and assignee management. Seamlessly sync across devices and export your charts for further editing.

Highlights
  • Intuitive usability
  • Task progress management
  • Color-coded tasks
  • Link insertion
  • Assignee management
  • Multi-device sync
  • Export and share charts
Features
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This iGanttChart app makes it easy to create Gantt charts right on your smartphone or tablet. It offers a range of expressive options, including task progress, colors, and links. Use it for project management, task management, and any other scenarios where you need a Gantt chart. [Features] - Intuitive usability Ease of use is the most important key for simple functions. It works quickly and you can edit intuitively. - Rich expression You can assign your preferred color to each task for expressive representation. - Progress management You can track each task's progress with a progress rate. - Link Since you can insert links, it is also useful when you want to manage reference sites. - Priority Manage your task priorities so you never forget important tasks. - Assignee Assign tasks and keep track of who is responsible for them. - Note Include descriptive text for each task to manage the details. - Ready to use No account registration required, start using the app immediately. - Multi-Device Support Sync seamlessly across multiple devices via Google Drive. - Export and share You can export the created Gantt chart, share it, or edit it on your PC. - Import Import and edit exported Gantt chart data. - Dark theme support The app also supports a dark theme, making it ideal for nighttime use.

Screenshots

角度計犬2 screens
iGanttChart4 screens

Verdict

The call

The clearest difference is price: iGanttChart at Free against 角度計犬's $1.99. iGanttChart also leads on update cadence (every 2 weeks vs every 4 months) and device support (4 vs 2). 角度計犬's advantage is in-app purchases (none vs 2). On ads 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

CostPrice · In-app purchases · Ads · Monetization

iGanttChart is free to download; 角度計犬 costs $1.99 up front. iGanttChart sells 2 in-app purchases, starting at $2.99 per month. 角度計犬 asks for nothing beyond the download.

UpkeepUpdate frequency

角度計犬 ships an update every 4 months, iGanttChart every 2 weeks. The most recent releases landed on November 6, 2026 and November 11, 2026 respectively.

Scorecard4 real differences · 6 level
角度計犬 versus iGanttChart: the parameters behind the verdict, then further details
Parameter角度計犬iGanttChart
Price$1.99Free — better
Rating—4.0 (23 ratings) — better
Positive reviews—65.2% of reviews
Number of ratings—23 — better
Update frequencyEvery 4 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPodiPhone, iPad, iPod, Mac — better
Requires iOS15.0 — better15.6
Further details — not scored
Size6 MB51 MB
Age rating4+4+
DeveloperTetsuya MorikawaYUKI TANAIKE

In-app purchases

None

角度計犬

No in-app purchases

2 purchases

iGanttChart

Subscriptions2
  • iGanttChart Pro Version Monthly$2.991 Month
  • iGanttChart Pro Version Annual$27.001 Year

Questions

Is 角度計犬 free?
角度計犬 costs $1.99, with no in-app purchases.
Is iGanttChart free?
iGanttChart is free to download, with in-app purchases available.
Do 角度計犬 or iGanttChart have ads?
Neither 角度計犬 nor iGanttChart shows ads.
Which is updated more often, 角度計犬 or iGanttChart?
角度計犬 ships an update every 4 months, and iGanttChart every 2 weeks. Most recently, 角度計犬 was updated on November 6, 2026 and iGanttChart on November 11, 2026.

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