AppMarketSpy › Productivity › Calca
★ 4.55average rating
157ratings
—new ratings, last 7 days
—not in top charts now
Ratings breakdown
| ★★★★★ | 80% | |
| ★★★★ | 8% | |
| ★★★ | 4% | |
| ★★ | 3% | |
| ★ | 5% |
🔒 Rating history4 days of daily rating and rating countGet Pro access
App info
- Developer
- Krueger Systems, Inc.
- Category
- Productivity, Education
- Released
- Jul 6, 2013
- Version
- 1.7.2 (Oct 17, 2025)
- Price
- $9.99
- Size
- 78.2 MB
- Requires
- iOS 15.0
- Age rating
- 4+
- Languages
- English
In-app purchases
| 12-Month Optional Patronage | $7.99 |
| 6-Month Optional Patronage | $4.99 |
Current prices, App Store US.
🔒 Price history2 snapshots: when prices changed and new plans appearedGet Pro access
🔒 Chart rank history3 chart positions recorded, every 3 hoursGet Pro access
About Calca
Calca is a powerful symbolic calculator that gives you instant answers as you type. It solves equations and simplifies complex expressions - it's a computer algebra system in your pocket! It's also a rich Markdown text editor so that you can explain your ideas alongside your calculations. Calca is perfect for professionals and students - anyone who works with numbers and equations. Variables and functions can be created with only a few keystrokes and can be manipulated with a rich library of operators and functions. Calca updates as you type - just like a spreadsheet. You can declare variables, edit their values and watch everything update before your eyes. Since everything is calculated on the device - no network needed - you get answers instantaneously. All calculations are stored as plain text so you can easily share them with other editors and move them from device to device. Calca…
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