# Halcyon Calc Lite vs CalCollections

The clearest difference is in-app purchases: CalCollections at none against Halcyon Calc Lite's 3. CalCollections also leads on ads (none vs shown) and update cadence (every 4 weeks vs every 3 months). Halcyon Calc Lite's advantage is iOS requirement (16.6 vs 18.4). On price and device support there is nothing between them.

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

Halcyon Calc Lite ships an update every 3 months, CalCollections every 4 weeks. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Halcyon Calc Lite | CalCollections |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (15 ratings)](https://appshunter.io/ios/app/halcyon-calc-lite/id408004888/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 4 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 2 MB |
| Requires iOS | **16.6** | 18.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Halcyon Touch Software](https://appshunter.io/developer/327064662) | [The Calculator Store SLNE](https://appshunter.io/developer/1801462449) |

## 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 |


### CalCollections

[App page](https://appshunter.io/ios/app/calcollections/id6746972417)

**Features:** macOS Compatibility

**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 CalCollections free?

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

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

Halcyon Calc Lite shows ads; CalCollections does not.

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

Halcyon Calc Lite ships an update every 3 months, and CalCollections every 4 weeks. Most recently, Halcyon Calc Lite was updated on October 27, 2026 and CalCollections on October 25, 2026.

---

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