Users love it: 4.6 stars from 156 ratings. Its best ranking is #85 in Top Paid, Productivity in Germany.
Calca is made and published by Krueger Systems, Inc.. AppBrain is an independent app data site and isn't affiliated with Krueger Systems, Inc.. The app name, icon, screenshots and description belong to Krueger Systems, Inc. and are shown as published on the App Store.
About Calca
Calca is a productivity app developed by Krueger Systems, Inc..
User Ratings
Calca is rated 4.55 out of 5 stars. The rating is based on 160 ratings.
App Information
Calca costs $9.99. The app size is 78.23 MB. The latest version available is 1.7.2. The last update was on October 17, 2025.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since July 2013.
| Price | $9.99 |
| Rating | 4.55 based on 160 ratings |
| Ranking | Highly ranked |
| Version | 1.7.2 |
| App size | 78.2 MB |
| Suitable for | Everyone |
Screenshots
Alternatives to Calca
More from Krueger Systems, Inc.
Changelog of Calca
No changelog data
Developer information for Krueger Systems, Inc.
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App Store Rankings for Calca
Top rankings
| Rank | Country | Category | List |
|---|---|---|---|
| 85 | Germany | Productivity | Top Paid |
Ranking history in Germany
Technologies used by Calca
Frequently asked questions about Calca
Is Calca free?
No. Calca costs $9.99 on the App Store.
Is Calca still available?
Yes. Calca is on the App Store, and the last update we saw was on October 17, 2025.
How large is the Calca download?
Calca is 78.23 MB to download.
Is Calca suitable for children?
App Store rates the content of Calca as suitable for everyone.
How do people rate Calca?
Calca scores 4.55 out of 5 stars, from 156 ratings on the App Store.
Who made Calca?
Calca was developed by Krueger Systems, Inc.. It is listed in the productivity category on the App Store.
What are the best alternatives to Calca?
People looking at Calca also look at these productivity apps: Taskmator - TaskPaper Client, Pushpin for Pinboard, 1Writer - Markdown Text Editor, Pinstachio: Pinboard Bookmarks, Defter Notes.