# Halcyon Calc Lite vs Calccis

The clearest difference is in-app purchases: Calccis at none against Halcyon Calc Lite's 3. Calccis also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Halcyon Calc Lite sells 3 one-off in-app purchases. Calccis asks for nothing beyond the download.

Halcyon Calc Lite ships an update every 3 months, Calccis every 3 weeks. The most recent releases landed on August 29, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Halcyon Calc Lite | Calccis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (15 ratings)](https://appshunter.io/ios/app/halcyon-calc-lite/id408004888/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 1 MB |
| Requires iOS | **16.6** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Halcyon Touch Software](https://appshunter.io/developer/327064662) | [Jukka Aittola](https://appshunter.io/developer/1676073314) |

## What reviewers say

### Halcyon Calc Lite

[App page](https://appshunter.io/ios/app/halcyon-calc-lite/id408004888)

This app is a powerful calculator for students and professionals, offering advanced features like symbolic expression manipulation, graphing, and statistical analysis. It supports real, complex, and integer numbers, matrices, and vectors, making it versatile for various mathematical tasks.

**Highlights:** Symbolic expression manipulation, Graphing of expressions, Matrix and vector calculations, Statistical analysis, Multiple number formats (decimal, hex, octal, binary), Over 225 built-in operations

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Directory And Unit Conversion Support | $0.99 | one-time |
| Programming Support | $1.99 | one-time |
| Larger Display Upgrade | $1.99 | one-time |


### Calccis

[App page](https://appshunter.io/ios/app/calccis/id6446233205)

**In-app purchases:** none


## Frequently asked questions

### Is Halcyon Calc Lite free?

Halcyon Calc Lite is free to download, with in-app purchases available.

### Is Calccis free?

Calccis is free to download, with no in-app purchases.

### Do Halcyon Calc Lite or Calccis have ads?

Halcyon Calc Lite shows ads; Calccis does not.

### Which is updated more often, Halcyon Calc Lite or Calccis?

Halcyon Calc Lite ships an update every 3 months, and Calccis every 3 weeks. Most recently, Halcyon Calc Lite was updated on August 29, 2026 and Calccis on September 12, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*