---
title: "11C Scientific Calculator — App Overview"
url: https://marlvel.ai/intel-report/utilities/11c-scientific-calculator
category: Utilities
developer: Vicinno Soft LLC
platforms: ios, android
rating: 4.6 (1.9K ratings)
pricing: freemium
report_level: overview
generated: 2026-04-17
---

<!-- SECTION: Key Insight -->
> **Key Insight:** CalcTastic provides a comprehensive, multi-mode scientific calculator experience with a clear upgrade path to a feature-expanded PLUS version.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Utilities |
| Rating | 4.6 ★ (1.9K) |
| Pricing | freemium |
| Platforms | iOS, Android |
| Latest Version (iOS) | 1.73 |
| Latest Version (Android) | 8.1.3 |
| Developer | Vicinno Soft LLC |

<!-- SECTION: Summary -->
## What is 11C Scientific Calculator?

CalcTastic is a high-precision scientific calculator designed for users requiring both Algebraic and RPN input modes. It offers a robust suite of tools including unit conversion, advanced statistics, and complex number support, with a focus on customization and workflow efficiency.

<!-- SECTION: Key Features -->
## Key Features

- **Dual Input Modes**: Supports both Algebraic and RPN operation modes with editable equations and stack register support.
- **Advanced Mathematical Tools**: Includes built-in unit conversion, fraction handling, complex number support, and advanced statistical functions.
- **Workflow Management**: Features a 100-record calculation history and 10 memory registers for tracking and reusing data.
- **Customizable Interface**: Provides five high-quality themes and a configurable numeric display for personalized user experience.

<!-- SECTION: Target Audience -->
## Who is it for?

Students, engineers, and professionals who require a versatile, high-precision calculator for complex mathematical and scientific tasks.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/11c-scientific-calculator/id530593018?uo=4)
- [Google Play](https://play.google.com/store/apps/details?id=com.shaytasticsoftware.calctasticfree&hl=en&gl=us)
- [Full Intelligence Report](https://marlvel.ai/intel-report/utilities/11c-scientific-calculator)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/intel-report/utilities/11c-scientific-calculator).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*